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Digital Electronics

Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 4
 3
 2
 1

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Digital Electronics
A byte is equal to ________ bits.

 4
 8
 16
 32

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

 NAND gate
 NOR gate
 X-NOR gate
 X-OR gate

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Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

 A= G
 G = A
None of these
 G = Ā

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Digital Electronics
A signed integer has been stored in a byte using 2’scomplement format. We wish to store the same integer in 16-bit word. We should copy the original byte to the less significant byte of the word and fill the more significant byte with

 Complement of the MSB of the original byte
 1
 0
 Equal to the MSB of the original byte

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Digital Electronics
A hexadecimal odometer displays F 52 F. The next reading will be

F52E
F53F
G52F
F53O

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