Question 1

Which type of JavaScript language is ___&#10;A)Object-Oriented&#10;B)Object-Based&#10;C)Assembly-language&#10;D)High-level

Accepted Answer

JavaScript is considered an object-based language because it uses objects but does not have the full capabilities of an object-oriented language, such as class-based inheritance.

Question 2

Which one of the following also known as Conditional Expression:&#10;A)Alternative to if-else&#10;B)Switch statement&#10;C)If-then-else statement&#10;D)immediate if

Accepted Answer

If-then-else statement&#10;

Question 3

The &#34;function&#34; and &#34; var&#34; are known as&#10;A)Keywords&#10;B)Data types&#10;C)Declaration statements&#10;D)Prototypes

Accepted Answer

In JavaScript, "function" and "var" are used to declare functions and variables, respectively, making them declaration statements.

Question 4

Which of the following variables takes precedence over the others if the namesare the same?&#10;A)Global variable&#10;B)The local element&#10;C)The two of the above&#10;D)None of the above

Accepted Answer

The local element (variable) takes precedence over a global variable if they have the same name. This is because the local scope is checked first for the variable name before the global scope.

Question 5

Which one of the following is the correct way for calling the JavaScript code?&#10;A)Preprocessor&#10;B)Triggering Event&#10;C)RMI&#10;D)Function/Method

Accepted Answer

The correct way to call JavaScript code is through a function or method. Functions or methods are blocks of code designed to perform a particular task and are invoked or called to execute that task.

Question 6

Which of the following type of a variable is volatile?&#10;A)Mutable variable&#10;B)Dynamic variable&#10;C)Volatile variable&#10;D)Immutable variable

Accepted Answer

The answer of Which of the following type of a...

Question 7

the JavaScript, which one of the following is not considered as an error:&#10;A)Syntax error&#10;B)Missing of semicolons&#10;C)Division by zero&#10;D)Missing of Bracket

Accepted Answer

In JavaScript, division by zero does not throw an error; instead, it results in Infinity or -Infinity.

Question 8

In JavaScript the x===y statement implies that:&#10;A)Both x and y are equal in value, address as well.&#10;B)Both are x and y are equal in value only.&#10;C)Both are equal in the value and data type.&#10;D)Both are not same at all.

Accepted Answer

The === operator in JavaScript is known as the strict equality operator, which means it checks for both value and type equality. This means that for x === y to return true, both x and y must have the same value and be of the same data type.

Question 9

In JavaScript, what will be used for calling the function definition expression:&#10;A)Function prototype&#10;B)Function literal&#10;C)Function calling&#10;D)Function declaration

Accepted Answer

Function literal is another term for function expression in JavaScript, which is used to define a function.

Question 10

Which one of the following is an ternary operator:&#10;A)(?)&#10;B)(:)&#10;C)(-)&#10;D)(+)&#10;

Accepted Answer

The ternary operator is represented by the question mark (?) and is used in programming languages to perform a conditional operation. It typically works together with the colon (:) to form a conditional expression of the form condition ? expression1 : expression2.

Question 11

Which one of the following is known as the Equality operator, which is used tocheck whether the two values are equal or not:&#10;A)=&#10;B)===&#10;C)==&#10;D)&&

Accepted Answer

The answer of Which one of the following is known...

Question 12

Which one of the following symbol is used for creating comments in thejavascript:&#10;A)\&#10;B)//&#10;C)\* *\&#10;D)\* */

Accepted Answer

The answer of Which one of the following symbol is...

Question 13

Which one of the following is not considered as &#34;statement&#34; in the JavaScript?&#10;A)use strict&#10;B)debugger&#10;C)if&#10;D)with

Accepted Answer

The answer of Which one of the following is not...

Question 14

A collection of elements of the same data type which may either in order or not,is called _____.&#10;A)String&#10;B)Array&#10;C)Serialized Object&#10;D)Object&#10;

Accepted Answer

The answer of A collection of elements of the same...

Question 15

Is JavaScript a case-sensitive language?&#10;A)true&#10;B)false&#10;C)can not say&#10;D)none of these

Accepted Answer

The answer of Is JavaScript a case-sensitive language?&#10;A)true&#10;B)false&#10;C)can not say&#10;D)none...

Question 16

JavaScript is ______ Side scripting language.&#10;A)Server&#10;B)Client&#10;C)ISP&#10;D)Browser

Accepted Answer

The answer of JavaScript is ______ Side scripting language.&#10;A)Server&#10;B)Client&#10;C)ISP&#10;D)Browser...

Question 17

. The behaviour of the document elements can be defined by&#10;A)Using document object&#10;B)Registering appropriate event handlers&#10;C)Using element object&#10;D)All of the mentioned

Accepted Answer

The answer of . The behaviour of the document elements...

Question 18

The service(s) that enables networking through scripted HTTP requests is&#10;A)XMLHttpResponse&#10;B)XMLRequest&#10;C)XMLHttpRequest&#10;D)All of the mentioned

Accepted Answer

The answer of The service(s) that enables networking through scripted...

Question 19

The HTML5 specification includes&#10;A)Data storage&#10;B)Graphics APIs&#10;C)Other APIs for web apps&#10;D)All of the mentioned

Accepted Answer

The answer of The HTML5 specification includes&#10;A)Data storage&#10;B)Graphics APIs&#10;C)Other APIs...

Question 20

Which of the following are not advanced services?&#10;A)Data storage&#10;B)Networking&#10;C)XMLHttpRequest object&#10;D)None of the mentioned

Accepted Answer

The answer of Which of the following are not advanced...

Question 21

JavaScript code between a pair of &#34;script&#34; tags are called&#10;A)Non-inline&#10;B)External&#10;C)Referenced&#10;D)Inline

Accepted Answer

The answer of JavaScript code between a pair of &#34;script&#34;...

Question 22

Client-side JavaScript code is embedded within HTML documents in&#10;A)A URL that uses the special javascript:encoding&#10;B)A URL that uses the special javascript:stack&#10;C)A URL that uses the special javascript:protocol&#10;D)A URL that uses the special javascript:code

Accepted Answer

The answer of Client-side JavaScript code is embedded within HTML...

Question 23

What is the programming philosophy that argues that content and behaviourshould as much as possible be kept separate?&#10;A)Unobtrusive JavaScript&#10;B)Obtrusive JavaScript&#10;C)Inherited JavaScript&#10;D)Modular JavaScript

Accepted Answer

The answer of What is the programming philosophy that argues...

Question 24

Which of the following communicates with server-side CGI scripts through HTMLform submissions and can be written without the use of JavaScript?&#10;A)Static Web Pages&#10;B)Interactive Web Pages&#10;C)Conditional Web Pages&#10;D)None of the mentioned

Accepted Answer

The answer of Which of the following communicates with server-side...

Question 25

______ tag is an extension to HTML that can enclose any number of JavaScriptstatements. A)

Accepted Answer

The answer of ______ tag is an extension to HTML...

Deck 10: Javascript Language and Syntax: Part A