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
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
Why should comments be kept up-to-date with the code?
A). To ensure they do not cause syntax errors
B). To prevent the code from running
C). To make the code easier to understand for others
D). To increase code execution speed
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
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).
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 ignored by the JavaScript interpreter?
A). Variable declarations
B). Function definitions
C). Comments
D). Keywords
How do you write a multi-line comment in JavaScript?
A).
B). /* Comment */
C). // Comment
D). # Comment
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
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