# Crossword: Logic

#### Across

1. Circuit that adds two binary digits and outputs the sum and carry

2. An operator that operates on logical values, such as true and false.

3. An operator that returns true if both operands are true.

4. Logic gate that outputs true when the number of true inputs is even

5. An operator that returns the opposite of a logical value.

6. Basic components of digital circuits that perform logical operations

#### Down

7. Logic gate that inverts the input signal

8. Logic gate that outputs true only when all of its inputs are true

9. An operator that returns true if at least one operand is true.

10. Circuit that adds three binary digits and outputs the sum and carry

11. An operator that returns true if exactly one operand is true.

12. Logic gate that outputs true unless all of its inputs are true

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