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Digital Electronics

Digital Electronics
The fan put of a 7400 NAND gate is

8TTL
2TTL
10TTL
5TTL

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an AND gate?

 NOR
 X-OR
 NAND
 OR

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Digital Electronics
The output of a NOR gate is high

 only when at least one input is high
 only when all the inputs are high
 only when at least one input is low
 only when all the inputs are low

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Digital Electronics
In a T flip-flop no of input circuit is

 2
 1
 4
 3

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Digital Electronics
Complement of XNOR and NOR is ________ and ________ respectively.

 XOR, NOR
 OR, NOR
 NOR, XNOR
 XOR, OR

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Digital Electronics
A binary number system is of base ________

 4
 10
 1
 2

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