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JavaScript MCQs

var a = {1:'one',2:'two',3:'three'}; var b = Object.keys(a); What's the value of b?

An array with all of the distinct keys from the obj a

An obj with autowired getters and setters for it's key/values

A serialized copy of the obj a

Answer

Correct Answer: An array with all of the distinct keys from the obj a

Explanation:

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