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

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 true about multi-line comments?

A). They can contain other multi-line comments

B). They cannot be used to comment out code

C). They can span multiple lines

D). They must be at the beginning of the code

Can you use comments to include documentation for functions and variables in JavaScript?

A). Yes

B). No

C). Only for functions

D). Only for variables

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

Why should comments be clear and concise?

A). To avoid confusion

B). To ensure they are ignored by the interpreter

C). To make them look professional

D). To make them longer

How do you comment out the rest of a line after a statement in JavaScript?

A). /* rest of line */

B). # rest of line

C). // rest of line

D).

Which of the following comments will result in an error if placed inside a JavaScript function?

A). // This is a comment

B). /* This is a comment */

C).

D). # This is a 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

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

A). /* Comment */

B). // Comment

C).

D). # Comment

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