Q
In JavaScript, what is the purpose of using multi-line comments to prevent execution?

Answer & Solution

Answer: Option A
Solution:
Related Questions on Average

What should be avoided when using comments to prevent code execution?

A). Using comments to provide explanations about the code

B). Commenting out entire sections of code without a clear reason

C). Using comments to add debugging information

D). Using comments within functions

In JavaScript, what is the syntax for a single-line comment?

A). // This is a comment

B). /* This is a comment */

C). # This is a comment

D).

Which type of comments is commonly used to prevent code execution temporarily?

A). Single-line comments

B). Multi-line comments

C). Inline comments

D). Block comments

Which statement accurately describes the use of comments to prevent execution in JavaScript?

A). Comments are executed as code and should be avoided for preventing execution

B). Comments are used only for providing explanations and cannot prevent execution

C). Comments are ignored by the interpreter during execution, making them suitable for preventing code execution

D). Comments can be used to disable specific code blocks temporarily, aiding in debugging and development

How can multi-line comments be used to disable specific code blocks in JavaScript?

A). By adding a DISABLED keyword at the beginning of the code block

B). By enclosing the code block in /* */

C). By using single-line comments // to comment out the code block

D). By adding the disable: true attribute to the code block

How can developers maintain code readability when using comments to prevent execution in JavaScript?

A). By using cryptic comments that only developers can understand

B). By adding extensive comments that explain every line of code

C). By using single-line comments to disable code segments and avoid multi-line comments

D). By removing all comments from the code

How can comments be used effectively to prevent execution without altering the code structure in JavaScript?

A). By using comments to add complexity to the code structure

B). By adding comments at the beginning and end of the code block

C). By wrapping the code block in multi-line comments and leaving a clear explanation

D). By replacing the code with a placeholder string

What happens if you mix single-line and multi-line comments incorrectly in JavaScript?

A). It will cause the code to execute twice

B). It will result in a syntax error

C). It will create a new comment type called hybrid comments

D). It will disable all comments in the code block

What happens if you forget to close a multi-line comment in JavaScript?

A). The code within the comment will execute as normal

B). It will cause a syntax error

C). The comment will extend indefinitely

D). The code will be wrapped in a single-line comment

How can comments be used to document disabled code segments effectively in JavaScript?

A). By leaving the code as-is without any comments or explanations

B). By adding brief comments explaining why the code is disabled

C). By adding lengthy explanations and detailed notes about each disabled code segment

D). By replacing the code with a placeholder string