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Digital Electronics

Digital Electronics
Which of the following logic circuits is the fastest ?

 TTL.
 All have same speed.
 RTL.
 DTL.

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Digital Electronics
The binary number 10101 is equivalent to decimal number ___________.

12
19
27
21

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Digital Electronics
ASCII code is a

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

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Digital Electronics
1 kb represents

 10,000 bytes
 100 bytes
 1000 bytes
 1024 bytes

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Digital Electronics
A digital voltmeter has a read out range from 0 to 999 counts, the resolution is

  1 mV.
 1 V.
 1.1 V.
 0.01 V.

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

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

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