Banking Computers Science IBPS RRBs Officer Exam Scale-I II CWE 12-09-2015

  • question_answer
    .xls, .doc and .pptx are examples of ______.

    A)  implications      

    B)  domains

    C)  protocols          

    D)  databases

    E)  extensions

    Correct Answer: D

    Solution :

    [e] .xls, .doc and .pptx are filename extensions for MS Excel, Word and Power point documents respectively. They extension is an identifier specified as a suffix to the name by syntax, often separated from the base filename (by , e.g. , a dot , a space) , that indicates, e.g. , the encoding (file format), the usage , of a computer file.

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