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Bsc CSIT Semester 1 – Digital Logic – Unit 2: Boolean algebra and Logic Gates (5 Hrs.)

Comprehensive questions and detailed answers for Unit 2: Boolean algebra and Logic Gates (5 Hrs.). Perfect for exam preparation and concept clarity.

4

Questions

25

Marks

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1

Explain De-Morgan’s Law. Simplify the Boolean function F(P,Q,R,S)= Π(0,1,4,5,11,14,15) and d(P,Q,R,S)= Σ(2,3,7,8,9,13) using K-Map in both SOP and POS form.

HardTHEORY10 marks2081(TU Final)

2

Write short notes on (Any Two)

a. Negative Logic
b. CMOS
c. EBCDIC

MediumTHEORY5 marks2078(TU Final)

3

Where is CMOS suitable to use? Define Power dissipation. Show that the positive logic NAND gate is a negative logic NOR gate and vice versa.

MediumTHEORY5 marks2077(TU Final)

4

Write short notes on (any two):

$\quad$ a. State diagram

$\quad$ b. De-Morgan’s theorem

$\quad$ c. TTL

MediumTHEORY5 marks2074(TU Final)

Showing 4 questions

Sample Questions

Explain De-Morgan’s Law. Simplify the Boolean function F(P,Q,R,S)= Π(0,1,4,5,11,14,15) and d(P,Q,R,S)= Σ(2,3,7,8,9,13) using K-Map in both SOP and POS form.

Marks: 10Chapter: Unit 2: Boolean algebra and Logic Gates (5 Hrs.)

Write short notes on (Any Two) a. Negative Logic b. CMOS c. EBCDIC

Marks: 5Chapter: Unit 2: Boolean algebra and Logic Gates (5 Hrs.)

Where is CMOS suitable to use? Define Power dissipation. Show that the positive logic NAND gate is a negative logic NOR gate and vice versa.

Marks: 5Chapter: Unit 2: Boolean algebra and Logic Gates (5 Hrs.)

Write short notes on (any two): $\quad$ a. State diagram $\quad$ b. De-Morgan’s theorem $\quad$ c. TTL

Marks: 5Chapter: Unit 2: Boolean algebra and Logic Gates (5 Hrs.)