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Digital Electronics

Digital Electronics
A 15-bit Hamming code requires

 none of these.
 4 parity bits
 5 parity bits
 15 parity bits

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Digital Electronics
The inputs of a NAND gate are connected together. The resulting circuit is ___________.

OR gate
AND gate
NOT gate
None of these

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Digital Electronics
To get an excess-3 code from BCD code

 0011 is subtracted
 0110 is subtracted
 0110 is added
 0011 is added

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Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 16 bits
 8 bits
 12 bits
 10 bits

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Digital Electronics
An X-OR gate gives a high output

 if the decimal value of digital word is even
 for odd decimal value.
 if it has even number of 0s
 if there are odd number of 1s

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Digital Electronics
A binary number system is of base ________

 10
 4
 2
 1

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