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