JavaScript MCQs with answers Page - 19

Here, you will find a collection of MCQ questions on JavaScript. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. Which of the following built-in method is used to remove the last element from an array and return that element?

  • (A) last()
  • (B) pop()
  • (C) get()
  • (D) None of the above.

A

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Q. Which function is used in JavaScript for URL encoding?

  • (A) Server.URLEncode()
  • (B) UREncoding
  • (C) encodeURI()
  • (D) rawurlencode()

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Q. JavaScript is the programming language of the _____.

  • (A) Desktop
  • (B) Mobile
  • (C) Web
  • (D) Server

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Q. Which of the following statement(s) is true about the JavaScript?

  • (A) It is a scripting language used to make the website interactive
  • (B) It is an advanced version of Java for Desktop and Mobile application development
  • (C) It is a markup language of Java to develop the webpages
  • (D) All of the above

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Q. In which HTML element, we put the JavaScript code?

  • (A) <javascript>...</javascript>
  • (B) <js>...</js>
  • (C) <script>...</script>
  • (D) <css>...</css>

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Q. JavaScript code can be written in ____.

  • (A) JavaScript file (.js file)
  • (B) HTML document directly
  • (C) JavaScript file and in HTML document directly
  • (D) In style sheets (.css file)

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Q. Which symbol is used separate JavaScript statements?

  • (A) Comma (,)
  • (B) Colon (:)
  • (C) Hyphen (_)
  • (D) Semicolon (;)

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Q. JavaScript ignores?

  • (A) newlines
  • (B) tabs
  • (C) spaces
  • (D) All of the above

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Q. Which is the correct syntax to call an external JavaScript file in the current HTML document?

  • (A) <script src="jsfile.js"></script>
  • (B) <script href=" jsfile.js"></script>
  • (C) <import src=" jsfile.js"></import>
  • (D) <script link=" jsfile.js"></script>

A

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Q. Which JavaScript method is used to access an HTML element by id?

  • (A) getElementById()
  • (B) getElement(id)
  • (C) getElementById(id)
  • (D) elementById(id)

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