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Digital Logic Design DLD Practice Exam Question for Quiz Final Exam




Digital Logic Design DLD Practice Exam Question for Quiz Final Exam Download and prepare it for Exam Practice Questions you can upload solution of these question in comments


Question-No-1
A) Convert the following octal number to Hexadecimal number representation.
(5points)
(53257)
B) Simplify the given function F using the rules of Boolean algebra. Mention the
Identity/Law used with each simplification step. (5points)
= ( + )
C) = −(27) = −(87) , Find + using complements.
(5points)
D) Implement the Given Function G using 2-input only NAND gates. (5oints)
= ( + ) + ′

Question-No-2
Part-A:
Implement 3x8 decoder using one 1x2 and two 2x4 decoders. Use Block
diagram. Don’t show internal logic details of decoders. Take a, b, c as three
inputs to the 3x 8 decoder. Each smaller decoder has an Enable input labelled
as “E”

Part-B:
The truth table of octal to binary encoder is given below. Implement it using logic gates

Part-C
A 4-bit adder/subtractor is shown below. Given
Y= [Y4Y3Y2Y1] = [1010]
X=[X4X3X2X1] = [1110]
S=1
Determine
[S4S3S2S1]= [ ] and C= [ ]

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  • Title : Digital Logic Design DLD Practice Exam Question for Quiz Final Exam
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  • Date : 02:17
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