Why should comments be kept up-to-date with the code?

How do you write a multi-line comment in JavaScript?

A).

B). /* Comment */

C). // Comment

D). # Comment

Which of the following is a valid single-line comment?

A). /* This is a comment */

B). // This is a comment

C).

D). # This is a comment

What is the syntax for writing an inline comment in JavaScript?

A). # This is an inline comment

B). // This is an inline comment

C). /* This is an inline comment */

D).

What is the purpose of comments in code?

A). To add executable code

B). To increase execution speed

C). To explain and document the code

D). To replace code

How can comments help in debugging JavaScript code?

A). By executing commented code

B). By providing explanations

C). By ignoring parts of the code

D). By highlighting errors

How do you write a comment that explains the purpose of a function in JavaScript?

A). Inside the function body

B). Before the function definition

C). After the function definition

D). It is not necessary to comment functions

How can you comment out a block of code in JavaScript?

A). Using // at the beginning of each line

B). Using /* at the start and */ at the end

C). Enclosing the code in {}

D). Using

Can comments be nested in JavaScript?

A). Yes

B). No

C). Only single-line comments can be nested

D). Only multi-line comments can be nested

Which of the following is NOT a benefit of using comments in JavaScript code?

A). Improved code readability

B). Easier debugging

C). Faster code execution

D). Better documentation

How can you temporarily disable a piece of code without deleting it?

A). By commenting it out using /* */ or //

B). By placing it in a string

C). By removing it from the file

D). By placing it in a function