engineering recuitment UKPSC Polytechnic Lecturer Mock Test 2024 Digital Logic Combinational Circuits Adder
In a full adder, the boolean expressions for the sum (S) and carry_out (C_out) are as follows:
1
S=A⊕B⊕Cin, Cout=AB+BC+CA
2
S=AB+BC, Cout = AB+BC+CA
3
S=A⊕B⊕Cin, Cout = AB + BCin + ACin
4
S=AB+BC+Cin, Cout =AB+BC+CA