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).
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
Why should comments be clear and concise?
A). To avoid confusion
B). To increase code execution speed
C). To ensure they are ignored by the interpreter
D). To make them look professional
What should you avoid when writing single-line comments?
A). Writing clear and concise comments
B). Writing too many comments
C). Writing comments that restate the code
D). Writing comments at the end of the code
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 disable code temporarily?
A). Yes
B). No
C). Only in certain cases
D). Only in multi-line comments
How do single-line comments improve code readability?
A). By adding extra executable code
B). By explaining complex logic
C). By increasing code length
D). By making code run faster
What is the purpose of single-line comments in code?
A). To add executable code
B). To increase execution speed
C). To explain and document the code
D). To replace code
How can single-line comments help during debugging?
A). By highlighting errors
B). By temporarily disabling code
C). By changing code execution
D). By improving performance
How can you temporarily disable a piece of code without deleting it?
A). By commenting it out using //
B). By placing it in a string
C). By removing it from the file
D). By placing it in a function