Exam No-7 | CEDTI Learning

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The examination will comprise of Objective type Multiple Choice Questions (MCQs)
All questions are compulsory and each carries two marks.
The total number of questions is 40 and Duration of examination, is 2 Hrs.
There will be NO NEGATIVE MARKING for the wrong answers.
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Java Script

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1 / 40

In JavaScript, keywords/ reserved words_____ be used as variables, labels or function names.

a) may

b) should always

c) can

d) must not

2 / 40

event gets activated when a component gains focus.

a) onfocus

b) onblur

c) onclick

d) onerror

3 / 40

JavaScript runs was developed by

a) Netscape Communications

b) Microsoft corporation

c) Sun Microsystems

d) Oracle

4 / 40

. Javascriptcomplies with______ standard.

a) Indian

b) British

c) ASCII

d) ECMA-262 & ISO/IEC 16262

5 / 40

. Method is a function bound to

a) a procedure

b) a library

c) a script

d) an object

6 / 40

The system of notations used to effectively process string related operations is called

a) impression

b) parser

c) regular expression

d) concatenation

7 / 40

is the tainted property of a window object

a) default window

b) default status

c) default functions

d) default object

8 / 40

When a user views a page containing a java script program, which machine actually executes the script?

a) The user’s machine running offline

b) The user’s machine running a web browser

c) The user’s machine running on a website

d) The users cookies used by a website

9 / 40

Live wire java script is also called _________side Java Script.

a) client

b) Server

c) Website

d) Live wire

10 / 40

A translator is described as software.

a) Application

b) System

c) Utility

d) Open Source

11 / 40

Javascriptcan be used for programming

a) client side browser

b) server side (using Node JS

c) game development/ desktop applications & mobile apps

d) all of them

12 / 40

__event gets activated when a component looses focus.

a) onfocus

b) onblur

c) onclick

d) onerror

13 / 40

class provide an interface for invoking java script methods and examining java script properties.

a) JSobject

b) java script file

c) jquary

d) java wrapper

14 / 40

When a java script object is sent to java, the runtime engine creates a java wrapper of type

a) JSobject

b) java script file

c) jquary

d) java wrapper

15 / 40

Java script is interpreted by

a) client

b) Server

c) Website

d) Live wire

16 / 40

. side java script statements embedded in a HTML Page can respond to user events such as mouse-clicks, forms input and page navigation.

a) client

b) Server

c) Website

d) Live wire

17 / 40

Javascript language supports ______concepts of programming.

a) object oriented

b) procedural

c) imperative/functional

d) all of them

18 / 40

Javascript script type is identified by the parameter type

a) "text/vbscript"

b) "text/javascript"

c) "text/html"

d) "text/plain"

19 / 40

event gets activated when an error occurs during execution of script.

a) onfocus

b) onblur

c) onclick

d) onerror

20 / 40

tag can handle mouse events in Netscape

a) <a>

21 / 40

Javascript language is identified by the parameter language=

a) "javascript"

b) "vbscript"

c) "vba"

d) "java"

22 / 40

event gets activated when a component is clicked

a) onfocus

b) onblur

c) onclick

d) onerror

23 / 40

Navigator Java script is also called side java script.

a) ) client

b) ) Server

c) Website

d) Live wire

24 / 40

++ operator in Java Script is Operator

a) Unary

b) Positive

c) Increment

d) Addition

25 / 40

_side image maps can be used with java script.

a) client

b) Server

c) Website

26 / 40

_event gets activated when a key moves down

a) onkeydown

b) onkeyup

c) onkeypress

d) onmouseover

27 / 40

statement in JavaScript helps to evaluate any mathematical string at runtime.

a) value

b) eval

c) calc

d) cal

28 / 40

File Upload is the _____ side java script object.

a) client

b) Server

c) Website

d) Live wire

29 / 40

In JavaScript, _______ is used for single line comments.

a) {...}

b) // ...

c) # ... #

d) $ ... $

30 / 40

In java script, A _____ is an object of the target language data type that enclose an object of the source language.

a) variable

b) string

c) wrapper

d) client

31 / 40

In JavaScript, ________ is used for multiline comments

a) /* ... */

b) {…..}

c) # ... #

d) $ ... $

32 / 40

tag can handle mouse events in Netscape

a) <a>

33 / 40

Java script is an scripting language.

a) object oriented

b) client oriented

c) network oriented

d) server oriented

34 / 40

File is ________side java script object.

a) client

b) Server

c) Website

d) Live wire

35 / 40

Javascript variables are ______ typed.

a) statically

b) strongly

c) dynamically

d) globally

36 / 40

Storing numbers, dates or other values are used for in java script program

a) String

b) Codes

c) Variables

d) Functions

37 / 40

Javascript code is written within tags.

a) :::

b) ) :::

c) :::

d) <table> :::

38 / 40

Javascript language is identified by the parameter language=

a) "javascript"

b) "vbscript"

c) "vba"

d) "java"

39 / 40

Design concepts of Javascript language were taken from

a) C & C#

b) COBOL & ADA

c) BASIC & FORTRAN

d) Self & Scheme

40 / 40

NaN stands for

a) Nano

b) NanTech

c) Not a number

d) New attactedNematic

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