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Examveda

Address 200H contains the byte 3FH. What is the decimal equivalent of 3FH

A. 63

B. 32

C. 16

D. 38

E. None of the above

Answer: Option A

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Comments ( 2 )

  1. Milan Lathigara
    Milan Lathigara :
    3 months ago

    3fh
    3=11
    F=15=1111
    3f= (11)(1111) now convert into decimal
    111111= 1*2^5+ 1*2^4+ 1*2^3+ 1*2^2+ 1*2^1+ 1*2^0= 32+16+8+4+2+1= 63

  2. Gayatri Gautam
    Gayatri Gautam :
    2 years ago

    plz tell me how is ans is 63

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