1. The difference D between inputs A and B of a half-subtractor is: 1. AB 2. AB 3. AB 2. Half-subtractor is simply a half-adder with: 1. INVERTER gate 2. AND gate 3. XOR gate 4. Which method of compliment should be used so that the result of "A-B" = "A+B" 1. l's compliment 2. 2's compliment 3. 3's compliment

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1. The difference D between inputs A and B of a half-subtractor is:
1. ΔΒ
2. AB
3. AB
2. Half-subtractor is simply a half-adder with:
1. INVERTER gate
2. AND gate
3. XOR gate
4. Which method of compliment should be used so that the result of "A-B"
= "A+B"
1. l's compliment
2. 2's compliment
3. 3's compliment
5. What is binary 1110 in 2's compliment?
1. 0010
2. 0001
3. 1110
6. If a half-adder circuit is to be used as a half-subtractor circuit, A is the
minuend and B is the subtrahend, which of the following statements is true?
1. A must be reversed
2. B must be reversed
3. No modification required
7. The Inputs of a full-subtractor includes:
1. Borrow, minuend
2. Subtrahend, borrow
3. Minuend, subtrahend, borrow
8. To convert a full-adder into a full-subtractor, which of these logic
gates are required?
1. AND gate
2. OR gate
3. XOR gate
Transcribed Image Text:1. The difference D between inputs A and B of a half-subtractor is: 1. ΔΒ 2. AB 3. AB 2. Half-subtractor is simply a half-adder with: 1. INVERTER gate 2. AND gate 3. XOR gate 4. Which method of compliment should be used so that the result of "A-B" = "A+B" 1. l's compliment 2. 2's compliment 3. 3's compliment 5. What is binary 1110 in 2's compliment? 1. 0010 2. 0001 3. 1110 6. If a half-adder circuit is to be used as a half-subtractor circuit, A is the minuend and B is the subtrahend, which of the following statements is true? 1. A must be reversed 2. B must be reversed 3. No modification required 7. The Inputs of a full-subtractor includes: 1. Borrow, minuend 2. Subtrahend, borrow 3. Minuend, subtrahend, borrow 8. To convert a full-adder into a full-subtractor, which of these logic gates are required? 1. AND gate 2. OR gate 3. XOR gate
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