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
What will be the output of console.log('Hello World!'); // This is a comment?
A). Hello World!
B). Syntax Error
C). This is a comment
D). Undefined
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
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
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 write a multi-line comment in JavaScript?
A).
B). /* Comment */
C). // Comment
D). # Comment
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
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
What happens if you include a comment within a string in JavaScript?
A). The comment will be executed as code
B). The comment will be ignored by the interpreter
C). The comment will be treated as part of the string
D). It will cause a syntax error