CSC116 Digital Logic
Digital Logic: most repeated questions
Questions that have come up in more than one paper, matched by what they ask rather than exact wording. Most repeated first.
- 5×Asked in 2080, 2078, 2077, 2075, 2074Implement the Boolean function F(P,Q,R,S) = ∑ (3,4,6,8,9,14) using: a) 8 to 1 multiplexer b) PLA c) DecoderAnswer coming10
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- Implement the Boolean function F(P,Q,R,S) = ∑ (3,4,6,8,9,14) using: a) 8 to 1 multiplexer b) PLA c) DecoderTU Board 2080
- Implement F = Σ(0, 2, 3, 4, 7) using 1. Multiplexer 1. Decoder 1. PLATU Board 2078
- Implement the following functions using PLA 1. w (A, B, C, D) = Σ(2, 12, 13) 1. x (A, B, C, D) = Σ(7, 8, 9, 10, 11, 12, 13, 14, 15) 1. y (A, B, C, D) = Σ(0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 15) 1. z…TU Board 2077
- Implement the following function F = Σ(1, 2, 3, 4, 8) using 1. Decoder 1. Multiplexer 1. PLATU Board 2075
- Implement the following Functions F= Σ (0,3,5,6,7) using 1. Decoder 1. Multiplexer 1. PLATU Board 2074
- 4×Asked in 2081, 2078, 2075, 2074Explain design procedure of combinatorial circuits. Design a combinatorial circuit with three inputs x, y, and z, and three outputs A, B, and C. When the binary input is 0, 1, 2 or 3, the binary output is one greater than the input. When the input is 4, 5,…Answer coming10
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- Explain design procedure of combinatorial circuits. Design a combinatorial circuit with three inputs x, y, and z, and three outputs A, B, and C. When the binary input is 0, 1, 2 or 3, the binary…TU Board 2081
- Design a combinational circuit with three inputs and one output. The output is 1 when the binary value of the inputs is an odd number.TU Board 2078
- Design a combinational circuit with three inputs, x, y, and z, and three outputs, A, B, and C. When the binary input is 0, 1, 2, or 3, the binary output is one greater than the input. When the…TU Board 2075
- Design a combinational circuit with three inputs and six outputs. The output binary number should be the square of the input binary number.TU Board 2074
- 3×Asked in 2081, 2075Design a 2 bit asynchronous binary counter using T flip flop. Draw its timing diagram.Answer coming5
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- Design a 2 bit asynchronous binary counter using T flip flop. Draw its timing diagram.TU Board 2081
- Differentiate between synchronous and asynchronous counter. Design a 3 bit synchronous binary counter using T Flip Flop. Draw its timing diagram.TU Board 2081
- Design a 4 bit binary ripple counter with D flip flops.TU Board 2075
- 3×Asked in 2078, 2077, 2075Design the sequential circuit with respect to the following state diagram using J K flip flops. [figure in the original paper]Answer coming10
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- Design the sequential circuit with respect to the following state diagram using J K flip flops. [figure in the original paper]TU Board 2078
- Design sequential circuit specified by the following state diagram using T flip flops. [figure in the original paper]TU Board 2077
- Design clocked sequential circuit of the following state diagram by using JK flip flop [figure in the original paper]TU Board 2075
- 3×Asked in 2078, 2075, 2074Express the Boolean function F = x + yz as product of max terms.Answer coming5
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- 2×Asked in 2077, 2075Design 4 bit even parity generator.Answer coming5
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- Design 4 bit even parity generator.TU Board 2077
- Design 4 bit even parity generator.TU Board 2075
- 2×Asked in 2081, 2080Mention different types of shift registers. Explain SIPO with timing diagram.Answer coming5
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- 2×Asked in 2075, 2074Reduce the following function using k map F = B'D + A'BC' + AB'C + ABC'Answer coming5
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- 2×Asked in 2081, 2080What is decoder? Describe the 3 to 8 line decoder circuit.Answer coming5
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- 2×Asked in 2077, 2075What is the difference between a serial and parallel transfer? Explain how to convert serial data to parallel and parallel data to serial. What type of register is needed?Answer coming5
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- What is the difference between a serial and parallel transfer? Explain how to convert serial data to parallel and parallel data to serial. What type of register is needed?TU Board 2077
- What is the difference between a serial and parallel transfer? Explain how to convert serial data to parallel and parallel data to serial. What type of register is needed?TU Board 2075