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Digital Electronics

Digital Electronics
Which is typically the longest: bit,byte,nibble,word?

 nibble
 bit
 word
 byte

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

 AND
 none of these
 NAND
 NOR

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Digital Electronics
Which of the following codes is known as the 8421 code?

 BCD code
 Gray code
 XS-3 code
 ASCII code

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Digital Electronics
NAND. gates are preferred over others because these

have lower fabrication area
consume least electronic power
can be used to make any gate
provide maximum density in a chip.

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Digital Electronics
The difference between the diagram of a NOR and OR gate is

 OR has got a bubble at its output terminal
 OR is more oval than NOR
 NOR has got a bubble at its output terminal
 OR is more squared than NOR

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Digital Electronics
2-out-of-5 code is

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

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