Digital Computer Electronics - Section 1 Multiple Questions and Answers.




21.How many truth tables can be made from one function table ?
A. one
B. two
C. three
D. any number

22.A comparison between serial and parallel adder reveals that serial order?
A. is faster
B. is slower
C. operates at the same speed as parallel adder
D. is more complicated

23.A combinational circuit is one in which the output depends on the:
A. input combination at the time
B. input combination and the previous output
C. input combination at that time and the previous input combination
D. present output and the previous output

24.A combinational logic circuit which generates a particular binary word or number is:
A. Demultiplexer
B. Encoder
C. Multiplexer
D. Decoder

25.In which of the following adder circuits, the carry look ripple delay is eliminated ?
A. Half adder
B. Full adder
C. Parallel adder
D. Carry-look-ahead adder

«»



Date to Date Current Affairs 2022

PakMCQs.net

Quick Links

GAT Subject



   Computer Science    English Mcqs    Agriculture    

Engineering



   Computer Science    Civil Engineering    

Technical



   Networking    Electronics    Database    

Past Papers



   Model Papers    FPSC Papers