Web Designing & Publishing (M2-R5)MCQ TEST

Welcome to your Web Designing & Publishing (M2-R5)MCQ TEST

Name

which of the following expressions is true ?

{expression}

{{{expression}}}

[expression]

None

javascript is used to __the user input at browser before submitting the page to sever for further processing?

authenticate

authorize

validate

develop

None

why event handlers is needed in js?

allows java script code to alter the behavior of windows

add inner html page to the code

change the server location

performs handling of exceptions and occurrence

None

which of the following statements is false?

async and defer attribute of script tag execute before the dom contentloaded event

defer executes each script sequentially

asyns executes each script when it is ready

all older browsers supports sync attribute

None

which of the following directive is used to bind the value of html controls to application data?

ng app

ng init

ng model

ng hide

None

which is the correct syntax to call an external javascript file in the current html document ?

script src ="test.js "/script

script href="test.js"/script

import src ="test js"/import

script link ="test js"script

None

which of the following javascript functions are used to convert nonnumeric values into numbers?

number

parsefloat

parseint

all of the above

None

w3 css is a standard css that has ?

jQuery library

java script library

both(a)and (b)are true

both(a)and (b)are false

None

how many columns are there in the basic grid of a skeleton?

None

10.

the correct syntax to write sky is blue in javascript?

jscript write sky is blue

document write sky is blue

print sky is blue

jscript print sky is blue

None

11.

which directive initializes an angularjs application ?

ng-init

ng-app

ngsrc

ng-start

None

12.

what is the correct javascript syntax to change the cintent of the html element?

document get element ("P")inner html ="hello world

document get elementbyid ("demo")inner html = "hello world"

document get elementby name ("p")inner html = "hello world"

#demo inner html="hello world"

None

13.

javascript global variable is____?

declared outside the function

declared with the window object

both of the above

none of these

None

14.

the function and var are known as____in javascript?

declaration statements

conditional statements

variable and function statements

none of these

None

15.

For which of the following purpose (s) java script is designed for?

to style pages

to perform server side scripting operation

to execute query related to db on server

to add interactivity to html pages

None

16.

How many columns are there in the basic grid of a skeleton?

None

17.

which statement specify correct difference between var and let keywords in java script?

var defines a variable while let defines a constant

there is no such major difference between them

the value of a variable declared with var can be changed while the value of a variable declared with let cannot ne changed

var ddefined function scoped variable while let define block scoped variable

None

18.

what is the alternate name for javascript?

limescript

ecm script

coffee script

ecmascript

None

19.

javascript was originally developed under the name____?

actionscript

sencha

oak

mocha

None

20.

which of the following is the correct way to declare a variable?

x var=100

var x:100

var x=100

None

21.

which directives binds application data to the html view?

ng-app

ng- model

ng-bind

ng- state

None

22.

w3 css does not provides the following border class?

w3 border top

w3 border right

w3 border bottom

w3 border gutter

None

23.

what type of value gets printed if we add the following two variables?

long

text

integer

number

None

24.

what do we use to comment in js?

//* *//

\* */

None

25.

which of the following statements define arrays in javascript?

it is an ordered listof values

it is an ordered list of objects

it is an ordered list of string

it is an ordered list of function

None

26.

which of the following true about javascript variable?

javascript variable names are case sensitive

javascript variable names should not start with a numeral

you should not use any of the java script reserved keywords as a variable name

all OF THE ABOVE

None

27.

which of the following is not a mouse event?

onclick

onmousescroller

onmouseover

onmousemove

None

28.

the expression of calling (or executing) a function or method in javascript is called?

primary expression

functional expression

invocation expression

property access expression

None

29.

Amoung the given statements which statement defines closures in javascript?

javascript is a function that is enclosed with the references to its inner function scope

javascript is a function that is enclosed with references to its lexical environment

javascript is a function that is enclosed with the object to its inner function scope

none of these

None

30.

which of the following directives allows one to use form?

ng app

ng form

ng controller

ng bind

None

31.

which directive initializes application data is angular js?

ng-init

ng-app

ng src

ng start

None

32.

Ng app directive is used ____?

a to start an angularjs application

to end an angularjs application

both of the above

none of the above

None

33.

what will be the output of the following javascript code?

None

34.

why javascript engine is needed?

both compiling &interpreting the javascript

parsing the javascript

interpreting the javascript

compiling the javascript

None

35.

what is the correct way to write a javascript arry?

var colors =1=(red) 2=(green)3=(blue)

var colors =(1red 2 green 3 blue)

var colors =red green blue

var colors=(red green blue)

None

36.

which is the correct syntax for angular module?

var variable name= angular module ("app name")

var variable name =angular modules ("app name")

var variable name = angular module

var variable name = new module

None

37.

find the only statement in the followin that is correct ?

javascript interpreter processes program written in java

javascript interpreter processes the commands in a script written in javascript

java and javascript are almost similar

javascript cannot be embedded in html

None

38.

which of the following is true about angular js expression?

expressions behave in same way as ng bind directives

expressions are used to bind application data to html

expressions are written inside double braces like {expressions}

all of these

None

39.

how do you create a function in javascript?

function: my function()

function my function()

function =my function()

function.myfunction()

None

40.

which of the following is used to share data between controller and view in angular js?

services

model

factory

none of these

None

41.

what is the output of the following javascript code?

undefined

nan

None

42.

which of the following is not valid angular js filter?

if (i==5)

if i==5 then

all of these

None

43.

which one of the following is not considered as an error?

division by zero

missing of bracket

syntax error

missing of semicolons

None

44.

which of the following is an if statement in javascript?

if i=5

if (i==5)

if i==5 then

all of these

None

45.

what is the use of defer attribute?

it defers rendering of html page

it defers script execution until the page has been rendered

it defers rendering of css attributes

it is only for internal scripts

None

46.

the external javascript file must contain script tag?

true

false

may be

sometimes

None

47.

In javascript what is ablock of statement ?

conditional block

block the combines a number of statement into a single compound statement

both conditional block and a single statement

block that contains a single statements

None

48.

which of the following attribute is used to include external js code inside your html document?

script

src

link

rel

None

49.

consider the below div tag content statement how to print the value of username?

username

{usernamr}

{_usernamr}

None

50.

what are the three important manipulations done in a for loop on a loop variable?

updation, incrementation initialization

initialization testing updation

testing updation testing

initialization testing incrementation

None

1 out of 50

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Web Designing & Publishing (M2-R5)MCQ TEST

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