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Digital Electronics

Digital Electronics
EBCDIC code is a

 8-bit code
 5-bit code
 7-bit code
 10-bit code

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

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

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 8
 16
 4
 12

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Digital Electronics
One bit full adder has ________ inputs

 2
 any number
 4
 3

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Digital Electronics
A gate is enabled when its enable input is at logic 0. The gate is

 AND
 NOR
 NAND
 none of these

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Digital Electronics
The codes in which each successive code word differs from the preceding one in only one bit position are called

 cyclic codes
 self-complementing codes
 sequential codes
 BCD codes

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