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Digital Electronics

Digital Electronics
The 7-bit Hamming code is used to transmit

 no data bits
 7 data bits
 4 data bits
 3 data bits

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Digital Electronics
A three-state buffer has the following output states

 Set, Reset, Halt
 High, Low, Float
 Both A and B
 1, 0, float

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Digital Electronics
Which of the following is a digital device

 Light switch
 Regulator of a fan
 Microphone
 Resistance of a material

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Digital Electronics
A device which converts BCD into octal is called

 encoder
 code converter
 demultiplexer
 decoder

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Digital Electronics
Which of the following gates is known as a coincidence detector?

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

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

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

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MORE MCQ ON Digital Electronics

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