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Digital Electronics

Digital Electronics
1 Gigabyte is equal to

 1024 Mbytes
 1024 bytes
 1024 kbytes
 1024 bits

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Digital Electronics
For the design of a combinational circuit with four inputs using only NAND gates, the number of K-maps required for the simplification process is

 4
 2
 0
 1

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

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Digital Electronics
2-out-of-5 code is

 non-weighted code
 self-complementing code
 alphanumeric code
 weighted code

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Digital Electronics
Which one of the following is 2’s complement of -68?

 11000100
 01111100
 10111100
 00111100

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

12
19
27
21

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MORE MCQ ON Digital Electronics

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