BSc CSIT (TU) Science Digital Logic (BSc CSIT, CSC116) Question Paper 2077
This is the official BSc CSIT (TU) (Science stream) Digital Logic (BSc CSIT, CSC116) question paper for 2077, as set in the regular annual examination. It carries 60 full marks and a time allowance of 180 minutes, across 12 questions. On Kekkei you can attempt this Digital Logic (BSc CSIT, CSC116) past paper online with a timer, get instant AI feedback and step-by-step solutions, and track the topics where you lose marks — completely free. Whether you are revising for your BSc CSIT (TU) Digital Logic (BSc CSIT, CSC116) exam or solving previous years' question papers, this 2077 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
Explain weighted and non-weighted codes. Convert decimal 197 into binary, octal, hexadecimal and BCD.
Minimize the Boolean expression using the Quine-McCluskey method: F(A,B,C,D) = Sum(0,2,3,5,7,8,10,11,14,15).
What is a counter? Differentiate synchronous and asynchronous counters. Design a 3-bit ripple counter.
Section B: Short Answer Questions
Attempt any EIGHT questions.
Convert the Boolean expression AB + A'C into standard SOP form.
Explain the working of a full subtractor with a truth table.
Implement a full adder using two half adders.
Explain the operation of a 4-to-1 multiplexer.
Differentiate between PROM, PAL and PLA.
Explain the working of a master-slave JK flip-flop.
What is a parity bit? Explain even and odd parity generators.
Explain the SISO and SIPO shift registers.
Write short notes on the characteristic table of a D flip-flop.