Q
What is the primary difference between single-line and multi-line comments in JavaScript?

Answer & Solution

Answer: Option B
Solution:
Single-line comments are for short notes, while multi-line comments are used for longer explanations or comments.
Related Questions on Average

What is the primary use of multi-line comments during development?

A). To execute multiple lines of code

B). To temporarily disable code

C). To increase code performance

D). To shorten the code

What is the primary purpose of multi-line comments?

A). To execute code

B). To write long explanations

C). To increase code speed

D). To replace code

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

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

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

How can multi-line comments aid in collaborative development?

A). By hiding code

B). By providing detailed explanations

C). By increasing code performance

D). By reducing code size

What is the primary benefit of using multi-line comments in JavaScript?

A). Improved code execution

B). Better documentation

C). Faster code performance

D). Easier debugging

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

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

What can multi-line comments help improve in JavaScript code?

A). Code execution speed

B). Code documentation

C). Code readability

D). Code performance