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11th Computer Applications Monthly Test -2 ( JavaScript Functions )

MABS Institution

11th Computer Applications Monthly Test -2 ( JavaScript Functions )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

___________is library function.

isNaN( )
oUpperCase( )
toLowerCase( )
All the above

A ____________function definition may include a list of identifiers

Parameterized
Non-parameterized
Either A or B
None of these

The punctuator used to identify the function is

{ }
< >
( )
[ ]

Which of the· following in JavaScripts paprameterized or non-parameterized?

literals
identifies
punctuators
functions

__________function is used to convert given string into uppercase

toUpperCase( )
toLowerCase( )
alert( )
All the above

JavaScriptsupports_________ function.

Pre-defined
Library
User-defined
All the above

Match the following

(i) 7 (1) tolower Case()

(ii) 74.36 (2) to uppercases()

(iii) java (3) parseInt()

(iv) JAVA (4) parsefloat()

3,4,2, 1
3,4,1,2
3,1,4,2
4,3,1,2

JavaScriptsupports __________types functions

two
three
four
five

The result of parseFloat("5.68") is

5
5.6
5.68
error

_____________function is usedto find the length of the given string

parselnt( )
parseFloat( )
length( )
All the above

Parameter list contains more than one variable then _________must be there between the variable

Semicolon
Comma
Colon
None of these

How many types of functions in JavaScript supports?

2
3
4
many

Identify the correct statement from the following with respect to function.

Function invocations provide values or arguments for the function's parameters
Functions often use their argument values to compute a return value that becomes the value of the function invocation expression.
Sometimes functions are defined for commonly required tasks to avoid the repetition entailed in typing the same statements over and over.
All the above

Which of the following is not a library function?

prompt()
script()
write()
is NaN()

Pre-defined functions are already defined in performs a specific task. the JavaScript library which are also called ___________functions.

Automatic
Library
User-defined
All the above

The function body enclosed with

( )
< >
[ ]
{ }

________function is usedto convert the given string value into an float.

parselnt( )
parseFloat( )
length( )
All the above

________is library function

length( ) and alert( )
promptt ( )
write ( )
All the above

Function invocations provide value for the function's

body
execution
parameters
expression

A _______is a block of JavaScript code that is defined once but may be "executed or invoked any number of times.

Loop
Function
Control structures
Noneof these

__________ are defined for commonly required tasks to ~void the repetition entailed in typing the samestatements over and over.

Loop
Function
Control structures
None of these

Which of the following allow the programmer to modularize a program

Library functions
user defined functions
Normal functions
Ordinary functions

Thefunction body must beenclosed by________

Square brackets
Curly braces
Angle brackets
None of these

Which of the following are used to encapsulate code that performs a specific task?

Loops
Functions
Conditional statements
Tokens

The large programs are divided into small programs are called___________

Modules
Blocks
Groups
None of these

Part - B

Generic 2 - Answer All Question

What is a function in JavaScript?

What is pre-defined function?

Write a note on Library functions

Write a note on user defined functions.

What is the use of function?
Write a note on is NAN ( ) function.

What are the rules followedwhile defining functions in JavaScript?

Write the syntax of functions.
What doyou meanby parameterizedfunction?

What are the two types of functions supports by JavaScript?

Part - C

Generic 3 - Answer All Question

Tabulate some pre-defined functions and its function with an example

Write a program in JavaScript to find the cube of a number using function.

Write a program in JavaScript to find the sum of 10 numbers using function.

Part - D

Generic 5 - Answer All Question

Explain the followingfunctions with an example.
(i) touppercase ( )
(ii) tolowercase ( )
(iii) length()
(iv) parselnt()
(v) parseFloat()

Write a program in JavaScript to test isNan( ) Function

Write a JavaScript to find the given value is a number or not. Using functions and form.

Write a program in JavaScript for adding two numbers using function.

Write a JavaScript to create on-line quiz.

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