Q
Which of the following is NOT a valid use of multi-line comments in JavaScript?

Answer & Solution

Answer: Option A
Solution:
Multi-line comments are not used for writing executable code; they are purely for commenting and documentation purposes.
Related Questions on Average

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

A). /* This is a comment */

B). // This is a comment

C).

D). # This is a comment

Which of the following is the correct syntax for a multi-line comment in JavaScript?

A).

B). /* This is a comment */

C). # This is a comment

D). // This is a comment

When should multi-line comments be avoided in JavaScript?

A). When they add clarity to the code

B). When they restate obvious code

C). When they are relevant to the code

D). When they are short and concise

What happens if you do not close a multi-line comment in JavaScript?

A). The code will run normally

B). It will cause a syntax error

C). The comment will extend indefinitely

D). It will become a single-line comment

How do you comment out a block of code using multi-line comments in JavaScript?

A). # code block

B). // code block

C).

D). /* code block */

How can multi-line comments be used effectively during debugging?

A). By adding unnecessary code blocks

B). By temporarily disabling code blocks

C). By increasing code complexity

D). By reducing code size

Can multi-line comments be nested within each other in JavaScript?

A). Yes

B). No

C). Only in specific cases

D). Only in global scope

Where can you use multi-line comments in JavaScript?

A). Only outside functions

B). Only inside functions

C). Anywhere in the code

D). Only in global scope

How are multi-line comments treated by the JavaScript interpreter?

A). As syntax errors

B). Ignored

C). Converted to single-line comments

D). Executed as code

What happens if a multi-line comment overlaps with an existing code block in JavaScript?

A). The comment is executed as code

B). The comment is ignored

C). The comment causes a syntax error

D). The comment is displayed as plain text