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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
Truth table is used to express

 Boolean expression
 Boolean addition
 Boolean matrix
 Boolean map

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Digital Electronics
The binary number designations of the rows and columns of the K-map are in

 BCD code
 Gray code
 binary code
 XS-3 code

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Digital Electronics
A sequence of binary digits is known as

 bit string
 word string
 byte string
 input string

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Digital Electronics
If a Hexadecimal number needs to convert to binary. For each hexadecimal digit, there will be how many bits

 1
 8
 2
 4

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 0. The gate is either

 an OR or a NAND
 an X-OR or an X-NOR
 an AND or an X-NOR
 a NAND or a NOR

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