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  1. The snippet that has to be used to check if “a” is not equal to “null” is

    2. A.

     if(a!=null)
    B.

     if (!a)
    C.

     if(a!null)
    D.

     if(a!==null)

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    Answer : Option D

    Explanation :

    The not-equal operator !== compares o to null and evaluates to either true or false.

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