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Digital Electronics

Digital Electronics
What is the Boolean expression for a two-input AND gate ?

 A - B
 A.B
 A + B
 A & B

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Digital Electronics
Which of the following is known as a mod-2 adder?

 X-NOR gate
 X-OR gate
 NAND gate
 NOR gate

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Digital Electronics
The XS-3 code is a

 cyclic code
 self-complementing code
 error-correcting code
 weighted code

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Digital Electronics
In Boolean algebra AND is represented by

 /
 ×
 +
 -

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Digital Electronics
Boolean algebra is also known as

 Counting algebra
 Gate algebra
 Transistor algebra
 Switching algebra

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Digital Electronics
A half adder has

 2 inputs and 1 outputs
 1 input and 1 output
 1 input and 2 outputs
 2 inputs and 2 output

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