Q
What does typeof Math evaluate to in JavaScript?

Answer & Solution

Answer: Option B
Solution:
typeof Math returns 'object'.
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What will be the output of typeof {} in JavaScript?

A). object

B). array

C). null

D). undefined

What does typeof true evaluate to in JavaScript?

A). boolean

B). number

C). string

D). undefined

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A). regexp

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What will be the output of typeof null in JavaScript?

A). object

B). null

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What does typeof window.evaluate evaluate to in JavaScript?

A). function

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C). string

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What is the result of typeof undefined in JavaScript?

A). undefined

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What is the output of typeof function(){} in JavaScript?

A). function

B). object

C). undefined

D). null

What is the result of Boolean('false') in JavaScript?

A). 1

B). 0

C). NaN

D). null

What does the typeof operator return for an undefined variable?

A). undefined

B). number

C). boolean

D). string

How does JavaScript evaluate Boolean(0)?

A). 1

B). 0

C). null

D). undefined