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Digital Electronics

Digital Electronics
The main equation for a D flip flop is

 Q=D
 Q=0
 Q=1
 Q=D'

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Digital Electronics
The number 10000 would appear just immediately after

7777 (octal)
1111 (binary)
All of these
FFFF (hex)

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Digital Electronics
A 16-square eliminates

 4 variables
 2 variables
 3 variables
 8 variables

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

 XOR
 OR
 AND
 NOR

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Digital Electronics
The AND-OR realization of a combinational circuit requires three 3-input AND gates and one 3-input OR gate. This circuit can be designed using

None of these
 four input NAND gates only
 three 3-input NAND gates and one 3-input NOR gate
 three 3-input OR gates and one 3-input AND gate

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 0. The gate is either

 an AND or an X-NOR
 an OR or a NAND
 a NAND or a NOR
 an X-OR or an X-NOR

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MORE MCQ ON Digital Electronics

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