Logic Gates (Junior Cert Applied Technology): Flashcards

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Logic Gates
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What are logic gates?

Key parts of digital circuits that perform Boolean operations

What logic gates perform

Operations based on Boolean functions

What inputs do logic gates use?

Binary inputs (0s and 1s)

Boolean logic definition

Algebra using binary values (TRUE/FALSE or 1/0)

AND gate output condition

True only when all inputs are true

OR gate output condition

True if at least one input is true

NOT gate function

Reverses the input

NAND gate false output condition

Only when all inputs are true

NOR gate true output condition

Only when all inputs are false

XOR gate true output condition

When exactly one input is true

XNOR gate true output condition

When inputs are equal

Logic gates role in control systems

Make decisions based on inputs to keep operations smooth

Control system definition

Mechanisms regulating devices via control loops

Truth tables purpose

Show possible input combinations and outputs

Why are truth tables important?

Essential for understanding logic gate operations and designs

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