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Welcome to the Basics of JavaScript MCQs Page

Dive deep into the fascinating world of Basics of JavaScript with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Basics of JavaScript, a crucial aspect of JavaScript. In this section, you will encounter a diverse range of MCQs that cover various aspects of Basics of JavaScript, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within JavaScript.

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Check out the MCQs below to embark on an enriching journey through Basics of JavaScript. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of JavaScript.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Basics of JavaScript. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Basics of JavaScript MCQs | Page 6 of 7

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Q51.
A linkage of series of prototype objects is called as :
Discuss
Answer: (b).prototype chain
Q52.
Consider the below given syntax:

book[datatype]=assignment_value;

In the above syntax, the datatype within the square brackets must be
Discuss
Answer: (b).A String
Q53.
To determine whether one object is the prototype of (or is part of the prototype chain of) another object, one should use the
Discuss
Answer: (a).isPrototypeOf() method
Q54.
Consider the following code snippet
function f() {};

The above prototype represents a
Discuss
Answer: (b).A custom constructor
Discuss
Answer: (c)."lock down"ย€ย objects into a known state and prevent outside tampering
Q56.
Identify the process done in the below code snippet
o = {x:1, y:{z:[false,null,""]}}; 
s = JSON.stringify(o); 
p = JSON.parse(s);
Discuss
Answer: (b).Object Serialization
Discuss
Answer: (d).return a localized string representation of the object
Discuss
Answer: (c).To add interactivity to HTML Pages.
Q59.
We can embed JS code inside HTML directly ?
Discuss
Answer: (a).True
Q60.
JavaScript Code can be called by using _________.
Discuss
Answer: (d).Function / Method
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