← Computer Studies / 1 Foundation of Computer Studies
1.3 Logic Gates
Computer Studies · Grade 11 · 10 lessons in the design
What you will be able to do
- describe logic gates as used in computer systems
- create a truth table from logic gates
- analyse truth tables to predict the outputs
- derive boolean expression from truth tables
- appreciate the use of logic gates in real life situations
Key questions
“What is the significance of logic gates in digital devices?”
“How do logic gates form the building blocks of digital devices?”
Lessons
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What logic gates are
40 min · 1 practice tasks · quizDescribe logic gates and their inputs and outputs.
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The AND gate
40 min · 1 practice tasks · quizDescribe and use the AND gate.
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The OR gate
40 min · 1 practice tasks · quizDescribe and use the OR gate.
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The NOT gate
40 min · 1 practice tasks · quizDescribe and use the NOT gate.
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The NAND gate
40 min · 1 practice tasks · quizDescribe and use the NAND gate.
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The NOR gate
40 min · 1 practice tasks · quizDescribe and use the NOR gate.
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The XOR and XNOR gates
40 min · 1 practice tasks · quizDescribe and use the XOR and XNOR gates.
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Creating truth tables
40 min · 1 practice tasks · quizCreate and use truth tables for logic gates.
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Boolean expressions
40 min · 1 practice tasks · quizDerive Boolean expressions from truth tables.
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Modelling and applications of gates
40 min · 1 practice tasks · quizModel logic gates and describe their applications.