How does the instanceof operator behave with primitive values in JavaScript?
A). Throws an error
B). Returns true for all primitive values
C). Returns false for all primitive values
D). Primitive values cannot be used with instanceof
What does typeof Math evaluate to in JavaScript?
A). math
B). object
C). number
D). undefined
What is the output of typeof function(){} in JavaScript?
A). function
B). object
C). undefined
D). null
What does typeof window.evaluate evaluate to in JavaScript?
A). function
B). object
C). string
D). undefined
What will be the output of [] instanceof Array in JavaScript?
A). 1
B). 0
C). null
D). undefined
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
What does Number('123') return in JavaScript?
A). 123
B). '123'
C). NaN
D). 1
How does the typeof operator handle arrays in JavaScript?
A). array
B). object
C). undefined
D). null
What is the result of typeof NaN in JavaScript?
A). number
B). NaN
C). undefined
D). string