JavaScript Quiz -9

JavaScript QUIZ -9

The quiz consists of 20 CSS questions. Let's check your CSS with this simple quiz.

Total Questions : 20
Question Type : MCQ
Time Limit : 5 Minutes
Maximum Points : 20

1 / 20

Why does the Node rely on event handlers?

APIs are synchronous

APIs are asynchronous

APIs are reusable

APIs are modular

2 / 20

Which is a fast C++ based JavaScript interpreter?

Node

Sockets

Processor

Closures

3 / 20

What is the alternative command used in Node for load()?

store()

module()

log()

require()

4 / 20

What is the command to run the node programs?

node(program.js)

program.js

node program.js

node.program.js

5 / 20

A JavaScript program can traverse and manipulate document content through __________

Element Object

Document Object

Both Element and Document Object

Data object

6 / 20

The necessary globals of a node are defined under which namespace?

variables

system

process

using

7 / 20

The JavaScript classes can be instantiated using _____ operator.

create

new

instantiate

create.new

8 / 20

The new Java arrays can be created into JavaScript programs using which of the following classes?

java.Array

java.lang.*

java.lang.Array

java.lang.reflect.Array

9 / 20

The service(s) that enables networking through scripted HTTP requests is __________

XMLHttpResponse

XMLRequest

XMLHttpRequest

XMLHttps

10 / 20

What is the code to print hello one second from now?

setTimeout(function() { console.log(“Hello World”); }, 1000);

setTimeout(function() { 1000, console.log(“Hello World”); });

setTimeout(function(1000) { console.log(“Hello World”); });

setTimeout(function() { console.log(“Hello World”); });

11 / 20

The main purpose of JavaScript in web browser is to ___________

Creating animations and other visual effects

User Interface

Visual effects

User experience

12 / 20

What is the programming philosophy that argues that content and behaviour should as much as possible be kept separate?

Unobtrusive JavaScript

Obtrusive JavaScript

Inherited JavaScript

Modular JavaScript

13 / 20

What is the command used for debugging output in Node?

print();

console.log(…);

debug(…);

execute(…);

14 / 20

Why does Node not block while waiting for operations to complete?

Static

Asynchronous

Synchronous

Recursive

15 / 20

The HTML5 specification does not includes __________

Data storage

Graphics APIs

Other APIs for web apps

Networking

16 / 20

Among the below given functions, Node supports which of the following client-side timer functions?

getInterval()

Interval()

clearTime()

clearTimeout()

17 / 20

Client-side JavaScript code is embedded within HTML documents in __________

A URL that uses the special javascript:encoding

A URL that uses the special javascript:sta

A URL that uses the special javascript:protocol

A URL that uses the special javascript:code

18 / 20

The behaviour of the document elements can be defined by __________

Using document object

Registering appropriate event handlers

Using element object

Using data element

19 / 20

Which is the method used for registering handlers?

on()

register()

add()

include()

20 / 20

Which of the following communicates with server-side CGI scripts through HTML form submissions and can be written without the use of JavaScript?

Static Web Pages

Interactive Web Pages

Conditional Web Pages

All web pages

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