What does the typeof operator return for a function?
A). function
B). object
C). undefined
D). method
Which of the following operators can be used to compare two values, including type comparison?
A). ==
B). =
C). ===
D). !==
What is the result of 10 % 3 in JavaScript?
A). 0
B). 1
C). 2
D). 3
What does the + operator do when used with two numbers?
A). Concatenates them as strings
B). Adds them
C). Multiplies them
D). Subtracts them
Which operator is used for string concatenation in JavaScript?
A). -
B). *
C). +
D). /
What does the !! operator do to a value?
A). Negates the value
B). Converts the value to its boolean equivalent
C). Increments the value by 2
D). No effect
Which operator would you use to determine the remainder of a division in JavaScript?
A). /
B). %
C). //
D). \
What is the value of the expression null == undefined?
A). 1
B). 0
C). null
D). undefined
Which operator is used to assign a value to a variable in JavaScript?
A). =
B). ==
C). ===
D). =>
What is the result of 5 === '5'?
A). 1
B). 0
C). 1
D). 0