DCLD ( CODE:BTCS 303) -NOTES 3-IMPORTANT & EXPECTED QUESTIONS FOR PTU/KUK EXAM

DCLD ( CODE:BTCS 303) 

( IMPORTANT & EXPECTED QUESTIONS FOR PTU/KUK)

SHORT ANSWER TYPE QUESTIONS   (2 MARKS EACH):

Q41. Why Flip-flop is called a latch?

Q42. Why NAND and NOR gates are universal gates?

Q43. Name various logic families.

Q44. What is a Ring Counter?

Q45. What is edge triggering? How it is different from level clocking?

Q46. Compare BCD and Binary numbers.

Q47. Which gate is single input gate and why?

Q48. What are Don't care conditions? What is their importance and role in the circuit?

Q49. Give difference between serial and parallel adder.

Q50. State Duality theorm.

Q51. What do you mean by Non-weighted code? Give example.

Q52. Differentiate Moore and Mealy Machine.

Q53. Define: (a) Noise Margin    (b) Fan-in.

Q54. How many flip-flops are required for Mod-6 counter?

Q55. Differentiate between Static RAM and Dynamic RAM.

Q56. What is Parity bit? Give its importance.

Q57. Find the signed 8-bit binary number equivalent to (7).

Q58. What is a Multiplexer Tree?

Q59. What is Universal Shift register?

Q60. Determine the Resolution of the output from a DAC that has a 12-bit Input.

Q61. What is the advantage of R-2R ladder?

Q62. What is edge triggering?

Q63. What is DAC?

Q64. What is purpose of Shift Register?

Q65. Given that (79)₁₀ = (142)_{b  . Find the value of b?}