Answer & Solution
Answer: Option A
Solution:
typeof true returns 'boolean'.
Q
What does typeof true evaluate to in JavaScript?
Related Questions on Average
What is the result of Boolean('false') in JavaScript?
A). 1
B). 0
C). NaN
D). null
What does Number('123') return in JavaScript?
A). 123
B). '123'
C). NaN
D). 1
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
How does JavaScript evaluate typeof 'Hello'?
A). string
B). object
C). undefined
D). null
What will be the output of typeof null in JavaScript?
A). object
B). null
C). undefined
D). string
What does the typeof operator return for an undefined variable?
A). undefined
B). number
C). boolean
D). string
What is the result of typeof undefined in JavaScript?
A). undefined
B). string
C). null
D). object
How does the instanceof operator work in JavaScript?
A). Checks if an object has a specific prototype in its prototype chain.
B). Checks if two variables are of the same type.
C). Checks if a variable is null.
D). Checks if a variable is undefined.
What does typeof new Date() evaluate to in JavaScript?
A). date
B). object
C). string
D). null
What will be the output of [] instanceof Array in JavaScript?
A). 1
B). 0
C). null
D). undefined