What is the result of typeof NaN in JavaScript?
A). number
B). NaN
C). undefined
D). string
What is the result of typeof undefined in JavaScript?
A). undefined
B). string
C). null
D). object
How does JavaScript evaluate typeof /^regex$/ in JavaScript?
A). regexp
B). object
C). string
D). null
How does JavaScript evaluate Boolean(0)?
A). 1
B). 0
C). null
D). undefined
What will be the output of [] instanceof Array in JavaScript?
A). 1
B). 0
C). null
D). undefined
What is the output of typeof function(){} in JavaScript?
A). function
B). object
C). undefined
D). null
What does Number('123') return in JavaScript?
A). 123
B). '123'
C). NaN
D). 1
What will be the output of typeof {} in JavaScript?
A). object
B). array
C). null
D). undefined
What will be the output of typeof null in JavaScript?
A). object
B). null
C). undefined
D). string
What does typeof new Date() evaluate to in JavaScript?
A). date
B). object
C). string
D). null