Answer & Solution
Answer: Option Writing comments that restate the code
Solution:
Avoid writing comments that simply restate the code; focus on explaining the purpose or logic.
Q
What should you avoid when writing single-line comments?
Related Questions on Average
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 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
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).
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
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
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
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 of the following is true about single-line comments in JavaScript?
A). They can contain other comments
B). They cannot be used within functions
C). They span multiple lines
D). They end at the end of the line
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).
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