Digital logic Design BS University Of Sargodha (UOS) 2023

University of Sargodha

BS 2N' Terg Examination 2023

Caper: Dietel Logic & Design (ITSC-102/CMP-2210)

Maximum Marks: 60

Subject: CS/IT

Time Allowed: 02:30 Hours

Note:

Objective part is compulsory. Attempt any three questions from subjective part.

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Objective Part

(Compulsory)

Write short answers of the following in 2-3 lines pact oh your answer sheet

State the De Morgan's Theorem?

Define parallel and serial circule On

Convert 1001 decimal to bigary

What is the complement of the function F - y.z +xy +y.x7

Convert 7317 decimal to octal.

What are the basic Logic gales?

Calculate 2's compliment of 11001100 decimal number.

VUP

Convert (FABEC2)h to binary number.

Write the truth table for the function F - x+xy+y+yy

What is graphical symbol for invettor?

How many types of number system are there?

Perform 7's compliment of 17753 binary number.

(2*12)

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Subjective Part

(3*12)

C

a) Represent the decimal number 13784 in

(a) BCD

(b) excess-3 code

(c) 2421 code and

(d) as a

binary number.

-b) Discuss the method for conversion of hexadecimal to octal numbor system.

Logic dingrams afe drawn, with the help of logic gates, discuss all digital logic gates with the help

of truth table and the graphical symbols of logic gates.

0.5

Simplify the following Boolean functions using four-variable maps:

a) F(a, b, c,

d) = 2(0,1,2,12, 13,

15)

b) F(W,X, Y,Z) = 2(0,1,2/3,4)

0%

Given the following function.

F = xỹ + *yz + Wxy + xy + xy

a) Obtain the truth table of the function

b) Obtain the truth tuble of the function after simplifying expression and show that it is the same as

2.6.

the one ip paint

(a).

Copweit the following octal numbers to the indicated bases

is 08065. 15 to decimal

b) 1775.33 to hexadecimal

c) 166.335 to binary

d) 110.11 to octal

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- L.K-7058,7059,7060/18-12-23