Explore topic-wise InterviewSolutions in .

This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.

Code entered in the browser console is saved to the current document.

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Code ENTERED in the BROWSER console is SAVED to the current document.
Choose the Correct option from Below LIST
(1)FALSE
(2)TRUE

Answer:-(1)FALSE

2.

Which of the options is correct?

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Which of the OPTIONS is correct?
Choose the Correct OPTION from Below list
(1)JavaScript is case-sensitive.
(2)Each LINE of JavaScript MUST end with a semicolon.
(3)JavaScript CARES about whitespace.
(4)All names in JavaScript must use camelCase.

Answer:-(1)JavaScript is case-sensitive.

3.

Which of the following explains Cookies nature?

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Which of the following EXPLAINS Cookies nature?
Choose the correct OPTION from below list
(1)Non Volatile
(2)Volatile
(3)Intransient
(4)TRANSIENT

Answer:-(4)Transient

4.

Is there a possible concern with defining the JavaScript code in the head of the page?

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Is there a possible concern with defining the JavaScript CODE in the head of the page?
Choose the Correct OPTION from Below list
(1)No, this is the only valid place to add JavaScript.
(2)Yes, some of the page elements that this code refers to may not be created yet.
(3)This could be problematic only if the JavaScript code creates NEW objects.
(4)This will only be an ISSUE if the section is rendered after the section.

Answer:-(2)Yes, some of the page elements that this code refers to may not be created yet.

5.

How can you minimize errors when you run the script?

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How can you minimize errors when you RUN the script?
CHOOSE the CORRECT option from Below list
(1)PLACE the script before the BODY element.
(2)Place the script after the body element.
(3)Delete the body element altogether.
(4)Delete the script altogether.

Answer:-(2)Place the script after the body element.

6.

What is one rule of thumb for writing JavaScript?

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What is one rule of thumb for writing JavaScript?
CHOOSE the Correct option from Below list
(1)WORDS can be CATENATED, separated by capitalizing the first letter of each word, and USING camelCase.
(2)Each statement can start with a semicolon.
(3)Comments cannot be used as needed.
(4)It is not case-sensitive.

Answer:-(1)Words can be catenated, separated by capitalizing the first letter of each word, and using camelCase.

7.

What are the new methods of loading JavaScript?

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What are the NEW METHODS of loading JavaScript?
Choose the Correct OPTION from Below list
(1)Perpendicular, SOURCED, and Deferred loading.
(2)Right Away, Asynchronous, and Sourced loading.
(3)Right Away, Asynchronous, and Deferred loading.
(4)Later, Parallel, and Timed loading.

Answer:-(3)Right Away, Asynchronous, and Deferred loading.

8.

The defer keyword makes the browser wait until the document is loaded before running the JavaScript

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The defer keyword makes the browser wait until the document is loaded before running the JavaScript
Choose the Correct option from Below LIST
(1)FALSE
(2)TRUE

Answer:-(2)TRUE

9.

How should you import an external JavaScript and execute it only after everything else is loaded?

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How should you import an EXTERNAL JavaScript and EXECUTE it only after everything else is loaded?
Choose the Correct option from Below list
(1)< script src="script.js" mode="noblock">< /script>
(2)< script ASYNC src="script.js">< /script>
(3)< script src="script.js" defer>< /script>
(4)< script src="script.js">< /script>

Answer:-(3)< script src="script.js" defer>< /script>

10.

Inline JavaScript runs as soon as the browser encounters it.

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Inline JavaScript runs as soon as the browser encounters it.
Choose the Correct option from Below list
(1)True: The browser runs all scripts immediately.
(2)False: It depends on the JavaScript.
(3)True, UNLESS the async or DEFER KEYWORDS are added to the

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11.

What will happen when you run this command in the browser console?

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What will happen when you RUN this command in the browser console?
document.body.innerHTML = date.getDate()
Choose the Correct option from Below LIST
(1)The page will show TODAY's date after it is reloaded.
(2)The page will immediately show today's date.
(3)The browser will print today's date to the browser's console.
(4)The browser will show a pop-up window with today's date.

Answer:-(2)The page will immediately show today's date.

12.

What does the console allow the user to do?

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What does the console ALLOW the user to do?
Choose the CORRECT OPTION from Below list
(1)The console does not allow the user to type in JavaScript commands that run immediately.
(2)The console ALLOWS the user to inspect the dom elements and styles that are CONNECTED to it.
(3)The console only allows the user to write ES7.
(4)The console allows the user to write, manage, and monitor JavaScript.

Answer:-(4)The console allows the user to write, manage, and monitor JavaScript.

13.

While Java is used for _____, JavaScript is used for _____.

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While JAVA is used for _____, JavaScript is used for _____.
Choose the Correct option from Below list
(1)coding core code components; extending Java components to include a user interface
(2)creating interactive WEBSITES; PUBLISHING universal computer programs
(3)creating user-facing computer APPLICATIONS; creating back-end computer applications
(4)developing computer applications; interacting with content in a web browser

Answer:-(4)developing computer applications; interacting with content in a web browser

14.

Where should you develop and test your JavaScript code?

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Where should you develop and test your JavaScript code?
Choose the Correct option from Below list
(1)Develop and test in your preferred BROWSER.
(2)Develop in as MANY browsers as possible, but test on your preferred browser.
(3)Develop in a code editor, but test in an IDE that has a web server extension.
(4)Develop in your preferred browser, but test on all MODERN browsers.

Answer:-(4)Develop in your preferred browser, but test on all modern browsers.

15.

What is the best way to make sure that your JavaScript works in all available modern browsers?

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What is the best way to MAKE sure that your JavaScript works in all AVAILABLE modern browsers?
Choose the Correct option from Below list
(1)Don't test your JavaScript in DIFFERENT browsers.
(2)Develop your JavaScript in different browsers.
(3)Don't USE an extension.
(4)Test your JavaScript in different browsers.

Answer:-(4)Test your JavaScript in different browsers.

16.

What are the three outputs layers of code that make a modern webpage?

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What are the three outputs layers of code that MAKE a modern webpage?
Choose the Correct OPTION from Below LIST
(1)HTML, CSS, and JavaScript
(2)CSS and JavaScript only
(3)Java, JavaScript, and CSS
(4)HTML, CSS, and Java

Answer:-(1)HTML, CSS, and JavaScript

17.

What is JavaScript choose below option?

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What is JavaScript CHOOSE below option?
Choose the Correct option from Below list
(1)A web DEVELOPMENT framework.
(2)An alternative to HTML and CSS.
(3)A compiled SCRIPTING LANGUAGE for the web.
(4)A scripting language for the web.

Answer:-(4)A scripting language for the web.

18.

JavaScript and ECMAScript are two different languages.

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JavaScript and ECMAScript are TWO different languages.
Choose the Correct option from Below list
(1)Not quite: ECMAScript is the SPECIFICATION JavaScript adheres to.
(2)Yes: JavaScript is ECMAScript.
(3)No: ECMAScript is a different language with its own SYNTAX.
(4)Yes: ECMAScript is the emerging version of JavaScript. JavaScript is the current version.

Answer:-(1)Not quite: ECMAScript is the specification JavaScript adheres to.

19.

Are Java and JavaScript different from one another? If so, how?

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Are Java and JavaScript DIFFERENT from one another? If so, how?
CHOOSE the Correct option from Below list
(1)No, both Java and JavaScript are scripting LANGUAGES used in computer programming.
(2)Yes, Java is a programming language and JavaScript is a scripting language.
(3)Yes, Java is a scripting language and JavaScript is a programming language.
(4)No, both Java and JavaScript are programming languages.

Answer:-(2)Yes, Java is a programming language and JavaScript is a scripting language.

20.

Which script standard does JavaScript conform to?

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Which script standard does JavaScript CONFORM to?
Choose the Correct OPTION from Below list
(1)ECMAScript
(2)REACT
(3)Bash
(4)AngularJS

Answer:-(1)ECMAScript