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Digital Electronics

Digital Electronics
What is the radix of octal number system ?

 10
 2
 8
 16

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Digital Electronics
Which is the example of digital device from the given option ?

 Microprocessors
 Sensors
 Thermistors
 Record players

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 6
 4
 2
 8

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Digital Electronics
What is the minimum number of NAND gates required to realize an X-OR gate?

 3
 6
 5
 4

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Digital Electronics
The most suitable gate for comparing two bits is

 X-OR
 NAND
 OR
 AND

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Digital Electronics
NAND. gates are preferred over others because these

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

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