Answer & Solution
Answer: Option C
Solution:
The === operator checks for both value and type equality.
Q
Which of the following operators can be used to compare two values, including type comparison?
Related Questions on Average
Which of the following is a logical operator in JavaScript?
A). &&
B). ||
C). !
D). All of the above
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 checks if two values are not equal and also checks for type?
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 does the + operator do when used with two numbers?
A). Concatenates them as strings
B). Adds them
C). Multiplies them
D). Subtracts them
What does the typeof operator return for an array?
A). object
B). array
C). list
D). collection
What is the result of the expression 3 * '3'?
A). 9
B). 9
C). 33
D). NaN
What is the result of true + false?
A). 0
B). 1
C). truefalse
D). NaN
What does typeof NaN return?
A). number
B). NaN
C). undefined
D). object