Question Paper Code : 53386
B.E./B:Tech. DEGREE EXAMINATION, MAY/JUNE: 2014.
Electrical and Electronics Engineering
EC 1312— DIGITAL LOGIC CIRCUITS
(Common to Fourth Semester — Instrumentation and Control Engineering and Electronics and Instrumentation Engineering)
(Common to B.E. (Part — Time) Fourth Semester — Electrical and Electronics Engineering — Regulation 2005)Time : Three hours
Maximum : 100 marks
Answer ALL questions.
PART A (10 x 2 20 marks)
1.Convert the hexadecimal number - A2BEF to binary.
2.Realise AND gate using only NAND gates.
3.Draw the logic diagram for half adder.
5.How many flip flops are required to design mod 30 binary counter?
6.Draw the logic diagram for JK flip flop.
7.Define race conditions in Asynchronous sequential circuit.
8.What is the basic difference between synchronous sequential circuit and asynchronous sequential circuit?
9.Write the two primary differences between WINL and CMOS.
10.What are the advantages of PIA?
Full Name :Arumugam.P
College Name :SNS College Of Technology
Subject Code :EC1312
Subject Name : Digital Logic Circuits
Study Material Description :QP
DLC MJ2014 QP.pdf (Size: 1.19 MB / Downloads: 80)
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