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Gates A6
From the textbook, Chapter 4, Exercises 13, 18 - 23. Explain your answer to Question 13 fully.
13. The sum of two binary digits (ignoring the carry) is expressed by an
AND gate.
For Exercises 18–29, match the gate with the description of the operation
or the diagram.
A. AND
B. NAND
C. XOR
D. OR
E. NOR
F. NOT
18. Inverts its input.
19. Produces a 1 only if all its inputs are 1 and a 0 otherwise.
20. Produces a 0 only if all its inputs are 0 and a 1 otherwise.
21. Produces a 0 only of its inputs are the same and a 1 otherwise.
22. Produces a 0 if all its inputs are all 1 and a 1 otherwise.
23. Produces a 1 if all its inputs are 0 and a 0 otherwise.
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