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Digital Electronics

Digital Electronics
An EPROM is

 volatile
 erasable but not programmable
 programmable and erasable
 non erasable

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Digital Electronics
8421 code is

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

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Digital Electronics
F’s complement of (2BFD)Hex is

 C403
 D402
 E304
 D403

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Digital Electronics
Which of the following gates cannot be used as an inverter?

 AND
 NOR
 X-NOR
 NAND

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Digital Electronics
The NAND gate is AND gate followed by ___________.

OR gate
NOT gate
None of these
AND gate

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Digital Electronics
When will be the output of an OR gate is LOW ?

 When all input is LOW
 When any input is HIGH
 When any input is LOW
 When all inputs are HIGH

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