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Welcome to the Parsing, Benchmarking and Logging MCQs Page

Dive deep into the fascinating world of Parsing, Benchmarking and Logging with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Parsing, Benchmarking and Logging, a crucial aspect of JavaScript. In this section, you will encounter a diverse range of MCQs that cover various aspects of Parsing, Benchmarking and Logging, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within JavaScript.

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Check out the MCQs below to embark on an enriching journey through Parsing, Benchmarking and Logging. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of JavaScript.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Parsing, Benchmarking and Logging. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Parsing, Benchmarking and Logging MCQs | Page 5 of 7

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Q41.
Which function is used to stop the time logging?

a.

stopTimeLogging()

b.

stop()

c.

finish()

d.

abort()

Discuss
Answer: (a).stopTimeLogging()
Q42.
The lexical scooping in JavaScript is based on which of the following?

a.

Segments

b.

Blocks

c.

Functions

d.

Entire code

Discuss
Answer: (c).Functions
Q43.
What is the return data type of the property accept that belongs to the Input element?

a.

integer

b.

string

c.

boolean

d.

float

Discuss
Answer: (b).string
Q44.
What is the purpose of the property width belonging to the ImageData element?

a.

Number of data

b.

Number of pixels

c.

Number of pixels per row of data

d.

All of the mentioned

Discuss
Answer: (c).Number of pixels per row of data
Q45.
What is the purpose of the adoptNode() method?

a.

Removes node

b.

Makes it ready for insertion

c.

Removes node and Makes it ready for insertion

d.

None of the mentioned

Discuss
Answer: (c).Removes node and Makes it ready for insertion
Q46.
What is the function of the method importNode()?

a.

Copies without removing

b.

Copies and removes

c.

Only copies

d.

Only removes

Discuss
Answer: (a).Copies without removing
Q47.
How can you create a node for comment in JavaScript?

a.

comment()

b.

createComment()

c.

Comm()

d.

None of the mentioned

Discuss
Answer: (b).createComment()
Q48.
How can you dispatch a synthetic event object?

a.

dispatchEvent()

b.

dispatch()

c.

dispatch(Event)

d.

None of the mentioned

Discuss
Answer: (a).dispatchEvent()
Q49.
How do you specifically execute a command in JavaScript?

a.

execcommand()

b.

exec(command)

c.

execCommand()

d.

exec(command id)

Discuss
Answer: (c).execCommand()
Q50.
What is necessary when we need to create a new field in craft?

a.

Type of the input

b.

Type of the output

c.

Type of the field

d.

All of the mentioned

Discuss
Answer: (c).Type of the field
Page 5 of 7

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