Tamil Nadu Municipal Administration Water Supply Question Paper Pdf - 2

Question: 6

An Excess-3 code arithmetic operation is used to perform the

(A) BCD subtraction

(B) BCD addition

(C) Binary substraction

(D) Binary addition

Question: 7

The difference between sequential and combinational circuit is that

(A) Sequential circuits store bits

(B) Sequential logic circuit and level sensitive

(C) Combinational circuits have memory

(D) Combinational circuits store bits

Question: 8

The excess-3 code is also known as

(A) Algebraic code

(B) Cyclic redundancy code

(C) Weighted code

(D) Self complementing code

Question: 9

The resolution of a DAC depends on which of the following?

(A) The values of resistance

(B) Reference voltage

(C) Monotonocity

(D) The number of bits

Question: 10

The main disadvantage of DTL logic circuits is

(A) Very large gate propagation delay

(B) High cost

(C) Very large power supply voltage

(D) Medium speed