Which of the following is NOT a benefit of using single-line comments in JavaScript code?
A). Improved code readability
B). Easier debugging
C). Faster code execution
D). Better documentation
Which of the following single-line comments would be used to explain a variable declaration?
A). // Variable to store user age
B). /* Variable to store user age */
C).
D). # Variable to store user age
Which is the correct way to 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).
How do you add a note to explain a line of code in JavaScript?
A). By adding a comment using //
B). By using #
C). By using /* ... */
D). By using
Can single-line comments be used to add TODO notes in code?
A). Yes
B). No
C). Only in certain cases
D). Only in multi-line comments
How do you write a single-line comment in JavaScript?
A). # This is a comment
B). // This is a comment
C). /* This is a comment */
D).
What happens if you place a single-line comment within a string in JavaScript?
A). It will be executed as code
B). It will be treated as a comment
C). It will be treated as part of the string
D). It will cause a syntax error
Which of the following is a valid single-line comment in JavaScript?
A). // This is a comment
B). /* This is a comment */
C).
D). # This is a comment
Can single-line comments be used to disable code temporarily?
A). Yes
B). No
C). Only in certain cases
D). Only in multi-line comments
Which of the following will be ignored by the JavaScript interpreter?
A). Variable declarations
B). Function definitions
C). Single-line comments
D). Keywords