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5 cards from this section. Quick, good the night before a test.
What does the overflow flag indicate in digital arithmetic?
Think about adding two large numbers.
What condition sets the zero flag?
Consider what happens when adding opposing values.
What does the carry flag indicate in unsigned arithmetic?
Think about carrying over in numbers.
True or False: The zero flag is set only when the result of an operation is not zero.
Consider what it means for a result to be zero.
Consider two 4-bit numbers, 0111 (7) and 0101 (5). Perform the addition. What are the flags set or reset after the operation?
Sum the numbers and analyze each flag accordingly.
You have two 4-bit signed numbers: 1001 (-7 in two's complement) and 0110 (6). Analyze their addition and describe the flags affected.
Convert to decimal and monitor how each flag reacts to the addition.
7 more questions in this section. Enroll free to practise them all.
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