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Question
Give circuit symbol, logical operation, truth table, and Boolean expression of OR gate.
Chart
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Solution
| Circuit symbol
|
Logical operation | Truth table | Boolean expression | ||
| A | B | Y | |||
|
OR gate
|
Output is high either of input or both are high. | 0 | 0 | 0 | Y = A + B |
| 0 | 1 | 1 | |||
| 1 | 0 | 1 | |||
| 1 | 1 | 1 | |||
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Chapter 10: Electronics and Communication - Evaluation [Page 248]
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