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Logic Gates Video Lecture | IGCSE Cambridge Computing for Year 7 - Class 7
FAQs on Logic Gates Video Lecture - IGCSE Cambridge Computing for Year 7 - Class 7
| 1. What are logic gates? |  |
Ans. Logic gates are electronic devices that perform logical operations on one or more binary inputs to produce a single binary output.
| 2. How many types of logic gates are there? | |
Ans. There are seven basic types of logic gates: AND, OR, NOT, NAND, NOR, XOR, and XNOR.
| 3. What is the function of an AND gate? | |
Ans. An AND gate produces a high output (1) only if all its inputs are high (1).
| 4. What is the truth table for an OR gate? | |
Ans. The truth table for an OR gate is:
A B Output
0 0 0
0 1 1
1 0 1
1 1 1
| 5. How do logic gates contribute to the operation of digital circuits? | |
Ans. Logic gates are the building blocks of digital circuits and are used to perform arithmetic and logical operations, store data, and control the flow of information within a circuit.
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