TA Module 1

The logic gate that is used in the encoder is…

• AND

• OR

• XOR

• NAND

If the given inputs in a half adder are 1 and 1, then the outputs S and C (Sum and Carry) in order will be…

• 0 and 0

• 0 and 1

• 1 and 0

• 1 and 1

The circuit that can work as a data selector is…

• Half Subtractor

• Decoder

• Encoder

• Multiplexer

The logic gate that is NOT used in a full adder circuit is…

• NAND

• AND

• XOR

• OR

The formula for Carry output in half adder is…

• A + B

• A . B

• A’ . B

• A – B

If the given inputs in a full subtractor is A=0; B=1 and Bin=0, then the outputs are…

• Bout = 0; D = 0

• Bout = 0; D = 1

• Bout = 1; D = 0

• Bout = 1; D = 1

If the given inputs in a full adder are 1, 0, and 0, then the outputs S and C (Sum and Carry) in order will be…

• 0 and 0

• 0 and 1

• 1 and 0

• 1 and 1

What is a combinational circuit?

Explain how the decoder circuit works!

BCD to 7-segment is the implementation of…

• Demultiplexer

• Encoder

• Decoder

• Full Adder