Q
What does typeof true evaluate to in JavaScript?

Answer & Solution

Answer: Option A
Solution:
typeof true returns 'boolean'.
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How does JavaScript evaluate typeof 'Hello'?

A). string

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C). undefined

D). null

What does typeof window.evaluate evaluate to in JavaScript?

A). function

B). object

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A). 1

B). 0

C). null

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What will be the output of [] instanceof Array in JavaScript?

A). 1

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A). 123

B). '123'

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How does the typeof operator handle arrays in JavaScript?

A). array

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What does the typeof operator return for an undefined variable?

A). undefined

B). number

C). boolean

D). string

What does typeof new Date() evaluate to in JavaScript?

A). date

B). object

C). string

D). null

What does typeof Math evaluate to in JavaScript?

A). math

B). object

C). number

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What will be the output of typeof null in JavaScript?

A). object

B). null

C). undefined

D). string