COMPUTER SCIENCE AND ENGINEERING
DIGITAL LOGIC
Question
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Detailed explanation1: A Half Adder consists of only one AND gate and EXOR gate. A Full Adder consists of one OR gate and two EXOR and AND gates. There are two inputs in a Half AdderA and B.
Detailed explanation2: 12.2 The half adder The four possible combinations of two binary digits A and B are shown in Figure 12.1(b).
Detailed explanation3: The half adder determines the least significant bit of the sum as the XOR of the least significant bits of the inputs. The carry output of the half adder becomes the carry input of the full adder. The full adder computes the sum of the inputs A1 and A2 and the carry bit. Example: A=3 (11) and B=1 (01): S0=0.
Detailed explanation4: 2Bit Full Adder using Logic Gates in Proteus.
Detailed explanation5: Techopedia Explains Half Adder The adder works by combining the operations of basic logic gates, with the simplest form using only a XOR and an AND gate.