Which of the following is NOT a benefit of using comments in JavaScript code?
A). Improved code readability
B). Easier debugging
C). Faster code execution
D). Better documentation
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
How can comments help in debugging JavaScript code?
A). By executing commented code
B). By providing explanations
C). By ignoring parts of the code
D). By highlighting errors
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
How can you comment out a block of code in JavaScript?
A). Using // at the beginning of each line
B). Using /* at the start and */ at the end
C). Enclosing the code in {}
D). Using
What is the syntax for writing an inline comment in JavaScript?
A). # This is an inline comment
B). // This is an inline comment
C). /* This is an inline comment */
D).
Which of the following is a valid single-line comment?
A). /* This is a comment */
B). // This is a comment
C).
D). # This is a comment
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
How do you write a single-line comment in JavaScript?
A). /* Comment */
B). // Comment
C).
D). # 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