Practice Parsing, Benchmarking And Logging Multiple Choice Questions Quiz-3 - MCQGeeks.com

Q.1

Which of the following is a JavaScript Compressor?

Esprima
UgilifyJS
Acron
None of the mentioned

Q.2

According to the workflow of a runtime logging, what happens after calculating the run time?

Display to screen
Log to server
Either Display to screen or Log to server
None of the mentioned

Q.3

What is the purpose of the UgilifyJS?

Exposes a simple API
Minification
Both Exposes a simple API and Minification
None of the mentioned

Q.4

Which of the following is the fastest JavaScript parser?

JSLint
Esprima
Acron
Traceur

Q.5

What is the purpose of the radix parameter in the parseInt() method?

Numeral system not to be used
Numeral system to be used
Convertion mode
None of the mentioned

Q.6

What will be the radix value of the parseInt() method when the string begins with 0?

6
7
8
9

Q.7

What is the purpose of the method JSON.parse()?

Parses a string to integer
Parses a string to JSON
Parses a string from JSON to JSON2
None of the mentioned

Q.8

What is the return type of the method parseInt()?

String
Float
Integer
Date

Q.9

What are the parameters of the method JSON.parse()?

text
reviver
both text and reviver
none of the mentioned

Q.10

To which of the following object does the print() method belong to?

window
document
hash
none of the mentioned

Q.11

What will happen if the radix parameter of the parseInt() function is omitted?

Runs in assumption
Throws exception
Aborts
Taken as 0

Q.12

What will be the radix value if the string begins with 0x?

13
14
15
16

Q.13

What is the function of the parseInt() method?

Parses a datatype and stores in an integer
Parses a string and returns an integer
Parses an integer and returns a string
None of the mentioned

Q.14

What does it indicate when the radix value is 16?

String begins with 0x
String begins with 0
String begins with 0P
String begins with FF

Q.15

What is the function of the XML parser?

Converts XML document to XML DOM object
Converts XML DOM object to XML document
Converts XML DOM object to a comment
None of the mentioned

Q.16

What is the purpose of the method ActiveXObject()?

Used to call automation object
Used to reference automation object
Used to instantiate automation object
All of the mentioned

Q.17

What is the purpose of the url json?

Belongs to JSON object
Reference JSON formatted data
Belongs to JSON
None of the mentioned

Q.18

What is the parameter of the method Date.parse()?

date
string
datestring
string

Q.19

Which is the function in JavaScript that will print the current page in JavaScript?

print()
printcurrent()
print(now)
print(this)

Q.20

What is the purpose of the window.location object in JavaScript?

Get the URL and redirect
Get the location of the cursor
Get the path to the next page
All of the mentioned

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