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Digital Electronics

Digital Electronics
Odd parity of a bit stream can be tested using ________ gate.

 OR
 AND
 XOR
 NOR

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

 7070
 1010
 F0F0
 5050

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Digital Electronics
How many stable state/states present in flip-flop ?

 2
 3
 1
 4

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Digital Electronics
A bubbled AND gate is equivalent to a

 OR gate
 NAND gate
 X-OR gate
 NOR gate

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Digital Electronics
The maximum positive and negative numbers which can be represented in two’s complement form using n bits are respectively,

 +(2n-1-1),-2n-1
 +2n-1,-(2n-1+1)
 +(2n-1-1),-(2n-1-1)
 +2n-1,-2n-1

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Three inputs and two outputs
 Three inputs and one output
 Two inputs and three outputs
 Two inputs and two outputs

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