Which operator checks both value and type for equality in JavaScript?
A). ==
B). !=
C). ===
D). !==
What is the data type of an array in JavaScript?
A). Array
B). Object
C). Collection
D). List
Which function can convert a number to a string in JavaScript?
A). toString()
B). parseInt()
C). String()
D). Number()
What is the output of typeof null?
A). null
B). undefined
C). object
D). number
Which symbol is used to denote a string template literal?
A). ''
B).
C). ``
D). {}
Which method can be used to convert a string to a number in JavaScript?
A). parseInt()
B). toString()
C). toNumber()
D). parseStr()
What will typeof [1, 2, 3] return?
A). array
B). object
C). number
D). list
What is the result of typeof undefined?
A). undefined
B). null
C). object
D). number
What is the output of typeof function() {}?
A). function
B). object
C). undefined
D). number
What is the data type of true in JavaScript?
A). String
B). Boolean
C). Number
D). Object