JavaScript Quiz - 2 - Designer Masters

JavaScript QUIZ -2

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

When an empty statement is encountered, a JavaScript interpreter _________

Ignores the statement

Prompts to complete the statement

Throws an error

Shows a warning

2 / 20

JavaScript is a _______________ language.

Object-Oriented

Assembly-language

High-level

Object-Based

3 / 20

What will be the output of the following JavaScript code?

7.25

7

-7.25

-7

4 / 20

The “var” and “function” are __________

Keywords

Declaration statements

Data types

Prototypes

5 / 20

A conditional expression is also called a _______________

Alternative to if-else

Immediate if

If-then-else statement

Switch statement

6 / 20

Among the keywords below, which one is not a statement?

debugger

with

if

use strict

7 / 20

What will be the output of the following JavaScript code?

1.4

1.00

1.047

1.01

8 / 20

What will be the output of the following JavaScript code?

Yes

No

Runtime error

Compilation error

9 / 20

The unordered collection of properties, each of which has a name and a value is called _________

String

Object

Serialized Object

Array

10 / 20

What happens in the following javaScript code snippet?

The values of count are logged or stored in a particular location or storage

The values of count are logged or stored in a particulaThe value of count from 0 to 9 is displayed in the console

An error is displayed

An exception is thrown

11 / 20

The enumeration order becomes implementation dependent and non-interoperable if ___________

) If the object inherits enumerable properties

) If the object inherit The object does not have the properties present in the integer array indices

The delete keyword is never used

Object.defineProperty() is not used

12 / 20

What will be the output of the following JavaScript code?

4

1

Error

0

13 / 20

What is a block statement in JavaScript?

conditional block

block that contains a single statement

both conditional block and a single statement

block that combines multiple statements into a single compound statement

14 / 20

What will be the output of the following JavaScript code?

clean:Italy

clean:India

undefined

error

15 / 20

In the following switch syntax, the expression is compared with the case labels using which of the following operator(s)?

==

equals

equal

===

16 / 20

What will be the output of the following JavaScript code?

10

0

1

Undefined

17 / 20

What will be the output of the following JavaScript code?

10

Error

1

5

18 / 20

What will be the step of the interpreter in a jump statement when an exception is thrown?

The interpreter stops its work

The interpreter throws another exception

The interpreter jumps to the nearest enclosing exception handler

The interpreter throws an error

19 / 20

The object has three object attributes namely ________

Class, parameters, object’s extensible flag

Prototype, class, objects’ parameters

Prototype, class, object’s extensible flag

Class, parameters, object’s extensible flag b) Prototype, class, objects’ parameters c Native object, Classes and Interfaces and Object’s extensible flag

20 / 20

What will be the output of the following JavaScript code?

10

0

18

17

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