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GATE CS Digital Logic Previous Year Questions

8 solved GATE CS questions on Digital Logic, drawn from 1 exam year and grouped by year. Every question shows the official answer and a step-by-step solution.

GATE CS 20248 questions

  1. Set 1 Q13Consider a system that uses 5 bits for representing signed integers in 2’s complement format. In this system, two integers AA and BB are represented as…MCQ · +1 marks · Medium
  2. Set 1 Q28Consider the circuit shown below where the gates may have propagation delays. Assume that all signal transitions occur instantaneously and that wires have no…MSQ · +1 marks · Medium
  3. Set 1 Q47Consider a Boolean expression given by F(X,Y,Z)=∑(3,5,6,7)F(X, Y, Z) = \sum(3,5,6,7). Which of the following statements is/are CORRECT?MSQ · +2 marks · Easy
  4. Set 1 Q64Consider a digital logic circuit consisting of three 2-to-1 multiplexers M1, M2, and M3 as shown below. X1X_1 and X2X_2 are inputs of M1. X3X_3 and X4X_4 are…NAT · +2 marks · Medium
  5. Set 2 Q14The format of a single-precision floating-point number as per the IEEE 754 standard is: [figure] Choose the largest floating-point number among the…MCQ · +1 marks · Medium
  6. Set 2 Q30For a Boolean variable xx, which of the following statements is/are FALSE?MSQ · +1 marks · Easy
  7. Set 2 Q49Which of the following is/are EQUAL to 224224 in radix-55 (i.e., base-55) notation?MSQ · +2 marks · Easy
  8. Set 2 Q50Consider 4-variable functions f1,f2,f3,f4f1, f2, f3, f4 expressed in sum-of-minterms form as given below. f1=∑(0,2,3,5,7,8,11,13)f1 = \sum(0,2,3,5,7,8,11,13)…MSQ · +2 marks · Medium

Other GATE CS topics

Engineering Mathematics(23)General Aptitude(20)Programming & Data Structures(17)Databases(12)Computer Networks(12)Computer Organization & Architecture(12)Operating System(10)Compiler Design(9)Theory of Computation(8)Algorithms(5)

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