Banking Computers Science Sample Paper Computer - Sample Paper - 25

  • question_answer
    To avoid the wastage of memory, the instruction length should be

    A) Multiple of character size only

    B) Of word size only

    C) Of file size only

    D) Of word size which is multiple of character size

    E) None of these

    Correct Answer: D

    Solution :

    Character size is one of influence on a choice of word size. Before the mid-1960s characters were most oft1stored in 6 bits; this allowed no more than 64 characters 80 alphabets were limited to upper case. Since it is efficient in time and space to have the word size be multiple of [lie character size. word sizes in this period were usually of 6 bits (in binary machines). A common choice then was the 36-bit word.


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