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Digital Electronics

Digital Electronics
A binary number system is of base ________

 2
 4
 1
 10

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Digital Electronics
Which of the following gates is known as anticoincidence detector?

 AND gate
 OR gate
 X-NOR gate
 X-OR gate

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Digital Electronics
A read only memory in which the present contents must be erased before the new information can be stored is

 PROM
All of these
 EAROM
 ROM

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Digital Electronics
XNOR followed by a NOT gate is equivalant to ________ gate

 NOR
 XNOR
 XOR
 OR

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Digital Electronics
An any or all gate is the other name of

 AND gate
 OR gate
 X-OR gate
 X-NOR gate

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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

 BCD codes
 sequential codes
 self-complementing codes
 cyclic codes

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