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Digital Electronics

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

AND gate
None of these
OR gate
NOT gate

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Digital Electronics
A D-flip-flop is said to be transparent when

 the output is HIGH
 the output follow input
 the output is LOW
 the output follows clock

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Digital Electronics
Which of the following is 1’s complement representation of +57

 00000001
 01000110
 11000110
 00111001

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Digital Electronics
When will be the output of an exclusive-OR gate is HIGH ?

 All inputs are HIGH
 The inputs are equal
 The inputs are different
 All inputs are LOW

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Digital Electronics
The number of parity bits in a 12-bit Hamming code is

 4
 5
 6
 8

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Digital Electronics
What is mean by FPU

 floating parallel universal
 floating point unit
 floating parallel unit
 floating point universal

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