Previous Year Very Short Questions of DCLD (BCA 3rd)

Digital circuits and logic design

Previous year question paper with solutions for Digital circuits and logic design

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  1. Convert binary number 10110 to decimal number system
  2. Draw the circuit of XOR and OR gates.
  3. Differentiate between Half substractor and Full substractor.
  4. What is meant by product of sums?
  5. What is the role of demultiplexer?
  6. List the application of flip flops.
  7. How synchronous counter is designed?
  8. What is meant by sequential circuits?
  9. Write short notes on K maps.
  10. Write short notes on 2’s complement.
  11. Define Gates. Give the truth table of XOR gate
  12. Define K Mapping
  13. (3A.2F)16=()10
  14. l’s and 2’s complement of (10101110)
  15. Perform the following : (11001101)+(01011100)
  16. What are Mod N counters?
  17. What is Latch?
  18. Give Idempotent Law
  19. Define Data Selector.
  20. Give truth table of Full Adder.
  21. Define bit , byte and nibble
  22. Convert the following number to decimal: 1. (1001.1001)2 2. (110011001001)2
  23. What do you mean by weighted code? Give example.
  24. Briefly discuss NOR gate and XOR gate.
  25. CompareStatic and DynamicRAM
  26. Give the significance of Priority encoder
  27. Simplify the Boolean function: F = x'yz + x'yz' +xy'z' + xy'z
  28. What is universal shift register?
  29. Discuss the design of Asynchronous counters.
  30. Write short note on D Flip-flop