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Digital Electronics

Digital Electronics
When an input signal 1 is applied to a NOT gate, the output is ___________.

1
Either 0 & 1
None of these

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Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 F0F0
 1010
 5050
 7070

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Digital Electronics
XNOR followed by a NOT gate is equivalant to ________ gate

 XOR
 NOR
 OR
 XNOR

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 12
 4
 8
 16

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Digital Electronics
The largest positive number that can be stored in a computer that has 16-bit word length and uses two’s complement arithmetic is

 32,767
 65,536
 32,768
 32

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Digital Electronics
A 15-bit Hamming code requires

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

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