M2 R5 Test 19

M2 R5 Test 19

12th Grade

7 Qs

quiz-placeholder

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M2 R5 Test 19

M2 R5 Test 19

Assessment

Quiz

Computers

12th Grade

Practice Problem

Hard

Created by

Alexa Institute

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

किसी बाहरी JavaScript फ़ाइल को संदर्भित करने के लिए सही सिंटैक्स क्या है?

<script href="script.js"></script>

<script src="script.js"></script>

<script name="script.js"></script>

<script file="script.js"></script>

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

"Hello World" एक अलर्ट बॉक्स में कैसे लिखते हैं?

msg("Hello World");

alert("Hello World");

msgBox("Hello World");

alertBox("Hello World");

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

JavaScript किस प्रकार की भाषा है?

Object-Oriented

Object-Based

Assembly-Language

High-Level

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

JavaScript फ़ाइल का एक्सटेंशन होता है:

.java

.js

.javascript

.script

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

JavaScript वेरिएबल को कैसे डिक्लेयर करते हैं?

v carName;

var carName;

variable carName;

String carName;

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

निम्नलिखित में से कौन JavaScript में प्राथमिक डेटा प्रकार है?

Object

String

Function

Array

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

JavaScript में बिना इनिशियलाइज़ किए गए वेरिएबल का डिफ़ॉल्ट मान क्या होता है?

0

undefined

null

NaN

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