What does the typeof operator return for a function?
A). function
B). object
C). undefined
D). method
Which of the following is not a comparison operator?
A). ==
B). >
C). <=
D). =
What is the result of the expression 3 * '3'?
A). 9
B). 9
C). 33
D). NaN
What is the value of the expression null == undefined?
A). 1
B). 0
C). null
D). undefined
Which of the following is a logical operator in JavaScript?
A). &&
B). ||
C). !
D). All of the above
Which of the following operators can be used to compare two values, including type comparison?
A). ==
B). =
C). ===
D). !==
What is the result of true + false?
A). 0
B). 1
C). truefalse
D). NaN
What does the typeof operator return for an array?
A). object
B). array
C). list
D). collection
What is the result of the expression 5 + '5'?
A). 10
B). 55
C). 55
D). NaN
Which operator is used for string concatenation in JavaScript?
A). -
B). *
C). +
D). /