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Digital Electronics

Digital Electronics
Which of the following is a self-complementing code?

 Hamming code
 cyclic code
 XS-3 code
 Gray code

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Digital Electronics
A bubbled NOR gate is equivalent to a

 X-OR gate
 NAND gate
 AND gate
 NOR gate

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Digital Electronics
Why encoder is used in the digital electronics ?

 To convert non coded information into coded form
None of these
 To convert coded information into non coded form
 It is used to separate address bus and data bus

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Digital Electronics
If J = K (J and K are shorted) in a JK flip-flop, what circuit is made

 SR flip-flop
 K flip-flop
 Shorted JK flip-flop
 T flip-flop

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

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

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Digital Electronics
A number system with radix 2 is known as

 Octal
 Decimal
 Hexadecimal
 Binary

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MORE MCQ ON Digital Electronics

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