UGC-NET | UGC NET CS 2017 Jan – II | Question 34

The contents of Register (BL) and Register (AL) of 8085 microprocessor are 49H and 3AH respectively. The contents of AL, the status of carry flag (CF) and sign flag (SF) after executing ‘SUB AL, BL’ assembly language instruction, are
(A) AL = 0FH; CF = 1; SF = 1
(B) AL = F0H; CF = 0; SF = 0
(C) AL = F1H; CF = 1; SF = 1
(D) AL = 1FH; CF = 1; SF = 1


Answer: (C)

Explanation:

Quiz of this Question
Please comment below if you find anything wrong in the above post



My Personal Notes arrow_drop_up


Article Tags :

Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.