Basic gates (AND, OR, NOT) Gat MCQ

By: Prof. Dr. Fazal Rehman | Last updated: June 19, 2025

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1. : Which of the following is the symbol for the NOT gate?





2. : What is the output of an AND gate if both inputs are LOW (0)?





3. : What is the output of an OR gate if both inputs are HIGH (1)?





4. : The truth table for an AND gate has how many rows?





5. : Which logic gate has an output that is the inverse of the input?





6. : What is the output of a NOT gate if the input is HIGH (1)?





7. : What is the symbol for the OR gate?





8. : The truth table for a NOT gate has how many rows?





9. : What is the output of an OR gate if one input is LOW (0) and the other is HIGH (1)?





10. : What is the symbol for the AND gate?





11. : The truth table for an OR gate has how many rows?





12. : What is the output of an AND gate if one input is LOW (0) and the other is HIGH (1)?





13. : Which logic gate has an output of HIGH (1) only when both inputs are HIGH (1)?





14. : What is the output of an XOR gate if both inputs are HIGH (1)?





15. : What is the symbol for the XOR gate?





16. : Which logic gate has an output of HIGH (1) when inputs are different?





17. : What is the output of a NAND gate if both inputs are LOW (0)?





18. : What is the output of a NOR gate if both inputs are HIGH (1)?





19. : Which logic gate has an output of HIGH (1) only when both inputs are LOW (0)?





20. : What is the output of a XOR gate if both inputs are LOW (0)?





 

MCQs of Digital Logic Design (DLD)

Introduction to Digital Systems
  1. Analog vs. Digital signals MCQs
  2. Binary numbers and arithmetic MCQs
  3. Logic levels and noise margins MCQs
Boolean Algebra
  1. Basic logic operations (AND, OR, NOT) MCQ
  2. Laws and theorems of Boolean algebra MCQ
  3. De Morgan’s Theorems MCQ
  4. Canonical forms (Sum of Products, Product of Sums) MCQ
  5. Simplification techniques (Karnaugh Maps, Quine-McCluskey method) MCQ
Combinational Logic Logic Gates
  1. Basic gates (AND, OR, NOT) Gat MCQ
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  3. XOR and XNOR gates MCQ
Combinational Circuits
  1. Design and analysis of combinational circuits MCQ
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Sequential Logic Flip-Flops and Latches
  1. SR Latch, D Latch MCQ
  2. Flip-Flops (SR, D, JK, T) MCQ
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State Machines Finite State Machines (FSMs)
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Memory and Programmable Logic MCQs Memory Devices
  1. Read-Only Memory (ROM)
  2. Random Access Memory (RAM)
  3. Programmable Logic Devices (PLDs) MCQs
  4. Field Programmable Gate Arrays (FPGAs) MCQs

More MCQs of Digital Logic Design (DLD)

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