Logic Gates Practice Paper
Master Logic Gates: Practice Session
Section titled “Master Logic Gates: Practice Session”Test your knowledge of Boolean logic with these exam-style questions. Use the toggle below to reveal all answers once you’ve finished.
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Question 1: Basic Logic Gates
Section titled “Question 1: Basic Logic Gates” Question 1 [1 marks]
Identify the logic gate that performs the following operation: The output is TRUE only if both inputs are TRUE.
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The gate is the AND gate.
- 1 mark for correctly identifying the AND gate.
Question 2: Circuit Truth Tables
Section titled “Question 2: Circuit Truth Tables” Question 2 [2 marks]
A logic circuit has two inputs, A and B, connected to a NAND gate. Complete the truth table for this operation.
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You earn marks for each correct row in the truth table:
| A | B | Output |
|---|---|---|
| 0 | 0 | 1 |
| 0 | 1 | 1 |
| 1 | 0 | 1 |
| 1 | 1 | 0 |
Self-Correction Tip: Remember, NAND is simply the opposite of AND!
Question 3: Logic Expressions
Section titled “Question 3: Logic Expressions” Question 3 [1 marks]
Write the Boolean expression for an OR gate with inputs X and Y.
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The expression is: X OR Y (or X + Y).