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  1. What does the method Performance.now() return?

  2. A.

     DOMTimeStamp

    B.

     DOMHighResTimeStamp

    C.

     DOMStamp

    D.

     TimeStamp

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    Answer : Option B

    Explanation :

    The Performance.now() method returns a DOMHighResTimeStamp, measured in milliseconds, accurate to one thousandth of a millisecond equal to the number of milliseconds since the PerformanceTiming.navigationStart property and the call to the method.


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