Question

4) If variable A=0x05 & register B=0x10, and you compare the variables with the instruction (a>=b), what's the contents of A, B after the comparison:

a) 05, 10 b) 15, 05 c) F1, 00 d) F1, 10 e) 15, 00

5) In the instruction above, what's the value of the N, Z conditions after the execution:

a) 0,0 b) 1,0 c) 0,1 d) 1,1 e) 0,0

6) If A = 0xAB, and you execute a shift right instruction A=A>, what is the contents of A after the execution.

a) 55 b) 56 c) 56 d) 0xD5 e) 55,1

Answer 1

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