", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 2, "text": "

", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 3, "text": "all", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "In JavaScript, you should include a semi-colon at the end of each statement.", "text": "In JavaScript, you should include a semi-colon at the end of each statement.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "no", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "yes", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "Strictly speaking, JavaScript is a programming language, not a scripting language.", "text": "Strictly speaking, JavaScript is a programming language, not a scripting language.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "The default JavaScript object is called document.", "text": "The default JavaScript object is called document.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "JavaScript requires a compiler.", "text": "JavaScript requires a compiler.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "JavaScript code is embedded in HTML documents between tags.", "text": "JavaScript code is embedded in HTML documents between tags.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "Web browsers can process HTML tags that are placed between the tags.", "text": "Web browsers can process HTML tags that are placed between the tags.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "Embedding HTML tags in JavaScript output strings will cause a syntax error.", "text": "Embedding HTML tags in JavaScript output strings will cause a syntax error.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "JavaScript objects include both properties and methods.", "text": "JavaScript objects include both properties and methods.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "JavaScript method names are always followed by a list of zero or more parameters.", "text": "JavaScript method names are always followed by a list of zero or more parameters.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "appName and status are both examples of JavaScript object ____________.", "text": "appName and status are both examples of JavaScript object ____________.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "tokens", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 2, "text": "documents", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 3, "text": "syntax", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "properties", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "The ________________ relational operator means \"is not equal to.\"", "text": "The ________________ relational operator means \"is not equal to.\"", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "@=", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 1, "text": "=!", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 2, "text": ":=", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 3, "text": "!=", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "A(n) _______________ is a system-level response to the occurrence of some specific condition.", "text": "A(n) _______________ is a system-level response to the occurrence of some specific condition.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "function", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 1, "text": "array", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 3, "text": "entity code", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 2, "text": "event", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "An important concept you need to master when working with images in JavaScript is _____________.", "text": "An important concept you need to master when working with images in JavaScript is _____________.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "array", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 2, "text": "entity code", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 3, "text": "binary code", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "function", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "All frames that make up a Web page can communicate with each other by means of JavaScript functions.", "text": "All frames that make up a Web page can communicate with each other by means of JavaScript functions.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "The frameset file is known as the", "text": "The frameset file is known as the", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "child document", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 2, "text": "a set of HTML files", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 3, "text": "frames document", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "parent document", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "A callback is a function that is passed as an argument to another function.", "text": "A callback is a function that is passed as an argument to another function.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "Which symbol is used as an abbreviation for the jQuery function?", "text": "Which symbol is used as an abbreviation for the jQuery function?", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "%", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 1, "text": "&", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 3, "text": "@", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 2, "text": "$", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "JavaScript is a simpler form of Java built for the web.", "text": "JavaScript is a simpler form of Java built for the web.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "The code in a function can access variables declared outside of the function.", "text": "The code in a function can access variables declared outside of the function.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "Variables declared inside of a function are accessible outside of the function?", "text": "Variables declared inside of a function are accessible outside of the function?", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "The syntax for JavaScript objects is similar to the syntax for Python dictionaries?", "text": "The syntax for JavaScript objects is similar to the syntax for Python dictionaries?", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "What is the name of the JavaScript standard?", "text": "What is the name of the JavaScript standard?", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 0, "text": "JavaScript", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 2, "text": "JS", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}, {"@type": "Answer", "position": 3, "text": "PEP", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 1, "text": "ECMA Script", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}, {"@type": "Question", "typicalAgeRange": "7-22", "eduQuestionType": "Multiple choice", "learningResourceType": "Practice problem", "name": "The ++ operator increments the value of the operand by one.", "text": "The ++ operator increments the value of the operand by one.", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "No Hint"}, "suggestedAnswer": [{"@type": "Answer", "position": 1, "text": "False", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is incorrect option."}}], "acceptedAnswer": {"@type": "Answer", "position": 0, "text": "True", "encodingFormat": "text/html", "comment": {"@type": "Comment", "text": "It is correct option."}, "answerExplanation": {"@type": "Comment", "text": null}}}] }

Javascript is _________ language.

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  Programming
• 0%

  Scripting
• 0%

  Application
• 0%

  applet

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JavaScript is ______ Side Scripting Language.

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  JSP
• 0%

  Servlet
• 0%

  Server
• 0%

  Browser

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JavaScript is designed for following purpose -

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  To Style HTML Pages
• 0%

  To Perform Server Side Scripting Opertion
• 0%

  To add interactivity to HTML Pages.
• 0%

  To Execute Query Related to DB on Server

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JavaScript is an ________ language.

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  compiled
• 0%

  interpreted

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JavaScript Code is written inside file having extension __________.

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  .jsc
• 0%

  .jvs
• 0%

  .js
• 0%

  .javascript

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Why JavaScript is called as Lightweight Programming Language ?

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  because JS can provide programming functionality inside but up to certain extend.
• 0%

  because JS is client side scripting
• 0%

  because JS is available free of cost.
• 0%

  because we can add programming functionality inside JS

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Local Browser used for validations on the Web Pages uses __________.

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  HTML
• 0%

  CSS
• 0%

  js
• 0%

  java

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Is this correct syntax to include JS Code inside HTML Page ?

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  Yes
• 0%

  No

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We cannot Place JS Code in the body tag . Say true/false.

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• 0%

  True
• 0%

  False.

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A string;

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  Expresses a true false statement
• 0%

  can contain letters, numbers, spaces, and symbols.
• 0%

  takes in an input, does something with it, and then returns an output.
• 0%

  Runs a boolean (true/false) statement based on data entered

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What surrounds a string?

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  Quotations
• 0%

  Curly Brackets
• 0%

  Parenthesis
• 0%

  Square Brackets

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To display writing on the screen you must include this direction;

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  Document Write
• 0%

  documentWrite
• 0%

  document.write( )
• 0%

  document.write

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A variable;

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  Expresses a true false statement
• 0%

  stores a string, number, or boolean, and gives it a specific, case-sensitive name
• 0%

  takes in an input, does something with it, and then returns an output.
• 0%

  Runs a boolean (true/false) statement based on data entered

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A boolean;

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  Expresses a true false statement
• 0%

  can contain letters, numbers, spaces, and symbols.
• 0%

  takes in an input, does something with it, and then returns an output.
• 0%

  Runs a boolean (true/false) statement based on data entered

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A function;

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  Expresses a true false statement
• 0%

  can contain letters, numbers, spaces, and symbols.
• 0%

  takes in an input, does something with it, and then returns an output.
• 0%

  Runs a boolean (true/false) statement based on data entered

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An if/else statement;

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• 0%

  Expresses a true false statement
• 0%

  can contain letters, numbers, spaces, and symbols.
• 0%

  takes in an input, does something with it, and then returns an output.
• 0%

  Runs a boolean (true/false) statement based on data entered

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What surrounds an if/else statement?

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  Quotations
• 0%

  Curly Brackets
• 0%

  Parenthesis
• 0%

  Square Brackets

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An array is;

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  Shapes
• 0%

  Sizes
• 0%

  Options
• 0%

  Lists of data

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What surrounds an array?

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  Quotations
• 0%

  Curly Brackets
• 0%

  Parenthesis
• 0%

  Square Brackets

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Wyświetlanie tekstu

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  write (tekst);
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  write("tekst");
• 0%

  document.write("tekst");
• 0%

  document.write(tekst);

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Okno informacyjne w JS to:

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  alert("Uwaga awaria systemu");
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  confirm("Uwaga awaria systemu");
• 0%

  prompt("Uwaga awaria systemu");
• 0%

  writeln("Uwaga awaria systemu");

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Undefined określa wartość

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  pustą
• 0%

  niezdefiniowaną
• 0%

  obiektową
• 0%

  logiczną

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Operator % oznacza :

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  dzielenie
• 0%

  dzielenie całkowite
• 0%

  resztę z dzielenia
• 0%

  negację zmiennej

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pow -

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  zaokrąglenie w górę
• 0%

  zaokrąglenie w dół
• 0%

  obcinanie miejsc po przecinku o określoną liczbę
• 0%

  potęga

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parseInt ()

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  próbuje zwrócić liczbę całkowitą typu integer o podanej podstawie.
• 0%

  próbuje zwrócić liczbę rzeczywistą typu float o podanej podstawie.
• 0%

  zamienia liczbę całkowitą na ciąg znaków

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W skrypcie JavaScript zastosowano metodę DOM getElementaryByClassName(‘akapit’). Metoda odwoła się do akapitu

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  akapit

• 0%

  akapit2

• 0%

  akapit3

• 0%

  akapit4

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Aby skorzystać ze skryptu zapisanego w pliku przykład.js, należy połączyć go ze stroną za pomocą kodu

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• 0%
• 0%
• 0%
• 0%

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W języku JavaScript typ boolean może być reprezentowany przez wartość

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  45.3
• 0%

  true
• 0%

  -20
• 0%

  null

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W języku JavaScript należy zapisać warunek, który będzie spełniony, gdy zmienna a będzie dowolną liczbą naturalną dodatnią (bez 0) lub gdy zmienna b będzie dowolną liczbą z przedziału domkniętego od 10 doUżyte w tym warunku wyrażenie logiczne będzie miało postać

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• 0%

  (a>0) && ((b>=10) && (b<=100))
• 0%

  (a>0) || ((b>=10) || (b<=100))
• 0%

  (a>0) && ((b>=10) || (b<=100))
• 0%

  (a>0) || ((b>=10) && (b<=100))

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W instrukcji warunkowej języka JavaScript należy sprawdzić przypadek, gdy wartość zmiennej a jest z przedziału (0, 100), natomiast wartość zmiennej b jest większa od zera. Warunek taki jest prawidłowo zapisany w nastepujący sposób

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• 0%

  if ((a>0 && a<100) || b<0)
• 0%

  if (a>0 && a<100 && b>0)
• 0%

  if ((a>0 || a<100) && b>0)
• 0%

  if (a>0 || a<100 || b<0)

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Wybierz poprawną definicję funkcji w języku JavaScript

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• 0%

  nazwa_funkcji(argumenty) {instrukcje;},
• 0%

  typ_funkcji nazwa_funkcji(argumenty) {instrukcje;},
• 0%

  function nazwa_funkcji(argumenty) {instrukcje;},
• 0%

  new nazwa_funkcji(argumenty) {instrukcje;},

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W języku JavaScript zapis w ramce oznacza, że

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• 0%

  zmienna x będzie przechowywać wynik działania metody nazwa
• 0%

  nazwa jest właściwością obiektu przedmiot
• 0%

  nazwa jest polem klasy przedmiot
• 0%

  zmienna x będzie przechowywać wynik działania funkcji przedmiot

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Javascript to:

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• 0%

  skryptowy język programowania,
• 0%

  kopytko
• 0%

  język znaczników
• 0%

  hipertekstowy język znaczników,

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Javascript jest wykonywany przez

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• 0%

  Przez przeglądarkę internetową
• 0%

  Przez serwer
• 0%

  Przez zewnętrzny kompilator

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Polecenie window.alert() służy do:

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• 0%

  Wywoływania okna z komunikatem
• 0%

  Ustawienia czasu alarmu
• 0%

  Zgłaszanie sprawy do prokuratury
• 0%

  Informowaniu użytkownika o niebezpieczeństwie

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Co będzie wynikiem działania skrypu

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• 0%

  Wyświetlenie liczby 11 w paragrafie o id="demo"
• 0%

  Wyświetlenie liczby 5+6 w paragrafie o id="demo"
• 0%

  Wyświetli się komunikat o błędzie
• 0%

  Cały kod strony zostanie zastąpiony liczbą 11

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Znak ";"służy do:

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• 0%

  kończenia pojedynczej instrukcji
• 0%

  przypisywania wartości do liczby
• 0%

  oddzielania ciągu znaków
• 0%

  wstawiania komentarzy

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W formularzu dane z pola input o typie number zostały zapisane do zmiennej a, a następnie przetworzone w skrypcie JavaScript w następujący sposób. Zmienna z będzie typu

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• 0%

  liczbowego, całkowitego
• 0%

  zmiennoprzecinkowego
• 0%

  napisowego
• 0%

  NaN

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Jakie elementy wypisze funkcja wypisz(2) stworzona w języku JavaScript?

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• 0%

  6
• 0%

  3 4 6
• 0%

  3 4 6 8
• 0%

  2 3 4 6

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W języku skryptowym JavaScript zmienne mogą być deklarowane

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• 0%

  w momencie pierwszego użycia zmiennej
• 0%

  zawsze z poprzedzającym nazwę znakiem $
• 0%

  tylko jeśli podamy typ zmiennej i jej nazwę
• 0%

  tylko na początku skryptu

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Przedstawiona funkcja zapisana kodem JavaScript ma za zadanie:

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• 0%

  wpisać wyniki mnożenia a przez n
• 0%

  zwrócić wynik potęgowania a^n
• 0%

  wpisać kolejne liczby od a do n
• 0%

  zwrócić iloczyn kolejnych liczb od 1 do a

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Którą czynność gwarantującą poprawne wykonanie przedstawionego kodu JavaScript, należy wykonać przed pętlą?

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• 0%

  Zainicjować zmienną text
• 0%

  Sprawdzić rozmiar tabeli tab
• 0%

  Sprawdzić czy text jest typu znakowego
• 0%

  Zadeklarować zmienną i

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Co spowoduje fragment skryptu w języku JavaScript?

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• 0%

  Przypisze zmiennej s fragment napisu ze zmiennej n, o określonej przez zmienną length długości
• 0%

  Przypisze zmienną n do zmiennej s
• 0%

  Przypisze zmiennej s wartość odpowiadającą długości napisu ze zmiennej n
• 0%

  Wyświetli długość napisu ze zmiennej n

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Funkcje deklarujemy za pomocą słowa kluczowego

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• 0%

  Function
• 0%

  function
• 0%

  func
• 0%

  FUNCTION

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Aby funkcja zwracała wartość, należy użyć słowa kluczowego

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• 0%

  function
• 0%

  return
• 0%

  exit
• 0%

  end

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Która linijka kodu pokazuje wywołanie funkcji?

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• 0%

  function suma(2,3);
• 0%

  suma(2,3);
• 0%

  suma;
• 0%

  function(2,3);

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Do deklarowania zmiennych używamy słowa kluczowego

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• 0%

  int
• 0%

  var
• 0%

  for
• 0%

  function

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W języku JavaScript wynik działania instrukcji zmienna++; będzie taki sam jak instrukcji

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• 0%

  zmienna--;
• 0%

  zmienna=zmienna+10;
• 0%

  zmienna+=1;
• 0%

  zmienna===zmienna+1;

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Typ zmiennej w języku JavaScript

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• 0%

  nie występuje
• 0%

  następuje poprzez przypisanie wartości
• 0%

  jest tylko jeden
• 0%

  musi być zadeklarowany na początku skryptu

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Który sposób komentowania jednoliniowego jest dozwolony w języku JavaScript?

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• 0%

  //
• 0%
• 0%

  #
• 0%

  !

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What other languages are typically used with JavaScript?

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• 0%

  Python
• 0%

  Ruby
• 0%

  HTML & CSS
• 0%

  SQL

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How would you declare a variable in JavaScript?

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• 0%

  var myName = "Sally"
• 0%

  myName = "Sally"
• 0%

  myName var = "Sally"
• 0%

  var myName = Sally

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What is the difference between var and let in JavaScript?

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• 0%

  There are no differences, they are both the same.
• 0%

  let is visible through blocks and accessed globally, var isn't.
• 0%

  var is visible through blocks and accessed globally, let isn't.
• 0%

  let is used more frequently, var isn't.

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What would alert(6 + '2') show?

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• 0%

  8
• 0%

  62
• 0%

  6+'2'
• 0%

  6'2'

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What would alert('6'-2) show:

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• 0%

  An error Message
• 0%

  62
• 0%

  '6'-2
• 0%

  4

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Look at the following code: let attendees = 568;attendees++document.write(attendees)What will print to the browser?

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• 0%

  568
• 0%

  570
• 0%

  569
• 0%

  An error message

Submit Test 

Look at the following code:let total_price = 40;total_price----total_pricedocument.write(total_price)What will print to the browser?

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• 0%

  39
• 0%

  40
• 0%

  38
• 0%

  42

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Read the code below:alert(true || false);What would the output be?

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• 0%

  True
• 0%

  False

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Read the code below: alert(false && true);What would the output be?

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• 0%

  True
• 0%

  False

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Read the code below:alert(!false);What would the output be?

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• 0%

  True
• 0%

  False

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What command draws a rectangle?

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• 0%

  rec (10, 20, 100, 200);
• 0%

  rect (10, 20, 100, 200)
• 0%

  rect (10, 20, 100, 200);
• 0%

  ellipse (10, 20, 40, 40)

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Which command colors the background of your canvas?

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• 0%

  background 
• 0%

  endShape
• 0%

  var = color
• 0%

  fill

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What command removes the outlines from shapes?

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• 0%

  noOutline ();
• 0%

  noColor();
• 0%

  noBorder();
• 0%

  noStroke ();

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What command draws a perfect circle?

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• 0%

  ellipse (80, 60, 100, 105);
• 0%

  ellipse(80, 60, 100, 100);
• 0%

  circle (80, 60, 80, 60):
• 0%

  ellipse (80, 60, 105, 100);

Submit Test 

What command colors a shape?

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• 0%

  color (43, 255, 0);
• 0%

  bucket (43, 255, 0);
• 0%

  fill (43, 255, 0);
• 0%

  bucket (43, 255, 0);

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What command draws a line?

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• 0%

  stroke (200, 220, 275, 220);
• 0%

  line (200, 220, 275, 220);
• 0%

  horizontal (200, 220,  60, 75);
• 0%

  pencil (200, 220, 275, 220);

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What is at the end of a line of code?

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• 0%

  #
• 0%

  ;
• 0%

  )
• 0%

  >

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The "stroke" command means

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• 0%

  color inside shape
• 0%

  color outside shape
• 0%

  color of blocks
• 0%

  border

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What does the "fill" command do

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• 0%

  put letters in the shape
• 0%

  put pictures in the shape
• 0%

  put color in the shape
• 0%

  put code in the shape

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Any code that is within the following draw function:draw = function(){......},

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• 0%

  Will be performed twice
• 0%

  Will not be performed
• 0%

  Will be performed once
• 0%

  Will be repeated over and over again

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The following code will: x++;

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• 0%

  Add 1 to the previous value of x
• 0%

  Add 1 to the previous value of y
• 0%

  Subtract 1 from the previous value of x
• 0%

  Give an error message

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A variable is used to:

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• 0%

  Store a value in memory
• 0%

  Draw a circle
• 0%

  Store a value that does not change
• 0%

  Draw a rectangle

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In a programming language, __________ are used to store data values.

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• 0%

  tags
• 0%

  codes
• 0%

  files
• 0%

  variables

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JavaScript uses the _______ keyword to define variables.

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• 0%

  vrb
• 0%

  var
• 0%

  vari
• 0%

  va

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This saves a value, which can be then assigned when writing code

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• 0%

  Parameter
• 0%

  Function
• 0%

  Variable

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Programming and scripting languages are translated into this machine-readable form.

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• 0%

  Syntax
• 0%

  Binary Code
• 0%

  Compiler
• 0%

  Operator

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Why do we write functions?

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• 0%

  Make our code easier to understand 
• 0%

  Avoid writing repeated code
• 0%

  Make our code reusable
• 0%

  All of these

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Is JavaScript exactly the same as Java?

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• 0%

  No
• 0%

  Yes

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Which statement will call a function animate every 50 milliseconds?

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• 0%

  setTimer(animate, 50);
• 0%

  setTimer(animate(), 50);
• 0%

  for(var i = 0; i < 50; i++){animate();},
• 0%

  timer.animate(50);

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To add a rectangle named rect to the screen, which command do you need to give?

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• 0%

  add(rect);
• 0%

  new(rect);
• 0%

  put(rect);
• 0%

  rect();

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JavaScript must adhere to specific rules of grammar called_________.

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• 0%

  syntax
• 0%

  binary code
• 0%

  compiler
• 0%

  operator

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A variable is recognized as part of the language definition.

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• 0%

  True
• 0%

  False

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The conditional statement, in Javascript, begins with the word _______.

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• 0%

  Then
• 0%

  Else
• 0%

  If
• 0%

  OK

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Indicates the beginning  and the end of a JavaScript section.

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• 0%
• 0%
• 0%
• 0%

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A user-defined name for a memory location whose value can change over time.

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• 0%

  variable
• 0%

  syntax
• 0%

  operator
• 0%

  token

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A specialized piece of software that translates programming language into a machine-readable form

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• 0%

  interpretation
• 0%

  compiler
• 0%

  status line
• 0%

  variable

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Which of the following formatting tags are HTML and DO NOT need to be inside of the tags?

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• 0%
• 0%

• 0%

• 0%

  all

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In JavaScript, you should include a semi-colon at the end of each statement.

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• 0%

  yes
• 0%

  no

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Strictly speaking, JavaScript is a programming language, not a scripting language.

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• 0%

  True
• 0%

  False

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The default JavaScript object is called document.

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• 0%

  True
• 0%

  False

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JavaScript requires a compiler.

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• 0%

  True
• 0%

  False

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JavaScript code is embedded in HTML documents between tags.

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• 0%

  True
• 0%

  False

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Web browsers can process HTML tags that are placed between the tags.

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• 0%

  True
• 0%

  False

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Embedding HTML tags in JavaScript output strings will cause a syntax error.

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• 0%

  True
• 0%

  False

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JavaScript objects include both properties and methods.

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• 0%

  True
• 0%

  False

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JavaScript method names are always followed by a list of zero or more parameters.

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• 0%

  True
• 0%

  False

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appName and status are both examples of JavaScript object ____________.

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• 0%

  properties
• 0%

  tokens
• 0%

  documents
• 0%

  syntax

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The ________________ relational operator means "is not equal to."

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• 0%

  @=
• 0%

  =!
• 0%

  :=
• 0%

  !=

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A(n) _______________ is a system-level response to the occurrence of some specific condition.

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• 0%

  function
• 0%

  array
• 0%

  event
• 0%

  entity code

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An important concept you need to master when working with images in JavaScript is _____________.

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• 0%

  function
• 0%

  array
• 0%

  entity code
• 0%

  binary code

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All frames that make up a Web page can communicate with each other by means of JavaScript functions.

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• 0%

  True
• 0%

  False

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The frameset file is known as the

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• 0%

  parent document
• 0%

  child document
• 0%

  a set of HTML files
• 0%

  frames document

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A callback is a function that is passed as an argument to another function.

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• 0%

  True
• 0%

  False

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Which symbol is used as an abbreviation for the jQuery function?

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• 0%

  %
• 0%

  &
• 0%

  $
• 0%

  @

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JavaScript is a simpler form of Java built for the web.

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• 0%

  True
• 0%

  False

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The code in a function can access variables declared outside of the function.

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• 0%

  True
• 0%

  False

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Variables declared inside of a function are accessible outside of the function?

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• 0%

  True
• 0%

  False

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The syntax for JavaScript objects is similar to the syntax for Python dictionaries?

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• 0%

  True
• 0%

  False

Submit Test 

What is the name of the JavaScript standard?

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• 0%

  JavaScript
• 0%

  ECMA Script
• 0%

  JS
• 0%

  PEP

Submit Test 

The ++ operator increments the value of the operand by one.

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• 0%

  True
• 0%

  False

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