Answer & Solution
Answer: Option A
Solution:
The instanceof operator checks if an object is an instance of a specific object type in JavaScript.
Q
Which operator checks if an object is an instance of a specific object type in JavaScript?
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What is the data type of the value 'null' (with quotes) in JavaScript?
A). String
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A). Array
B). Symbol
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A). String
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A). String
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A). Object
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C). Undefined
D). Number
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A). String
B). Boolean
C). Number
D). Null
What is the data type of the value true in JavaScript?
A). Number
B). String
C). Boolean
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What is the result of 0 / 0 in JavaScript?
A). Infinity
B). 0
C). NaN
D). 1
Which data type represents positive infinity in JavaScript?
A). Infinity
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D). Null