Arithmetic Circuits » Exercise – 1
1. It is a simple computational digital circuit built from logic gates :
(a) Full Adder
(b) Half Adder
(c) Null Adder
(d) None of the above
2. In order to add 1111+1101, we require :
(a) One FA and one HA
(b) Two FA and one HA
(c) Two FA and two HA
(d) Three FA and one HA
3. A half adder can be used only for adding :
(a) 1s
(b) 2s
(c) 4s
(d) 8s
4. Parallel adder is :
(a) Sequential circuits
(b) Combinational circuits
(c) Either sequential or combinational circuits
(d) None of above
5. It is a circuit, which subtracts two inputs each of one bit :
(a) Full Subtractor
(b) Half Subtractor
(c) Full Adder
(d) Half Adder
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