UGC-NET | UGC-NET CS 2017 Dec 2 | Question 31

Consider the following program fragment in assembly language :

mov ax, 0h
mov cx, 0A h

doloop :
dec ax
loop doloop

What is the value of ax and cx registers after the completion of the doloop ?
(A) ax=FFF5 h and cx=0 h
(B) ax=FFF6 h and cx=0 h
(C) ax=FFF7 h and cx=0A h
(D) ax=FFF5 h and cx=0A h

Answer: (B)
Explanation:
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