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Digital Electronics

Digital Electronics
In MSI, the number of gate circuits per chip is

 < 500
 12 to 99
 < 50
 50 to 100

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Digital Electronics
A demultiplexer is a

 N-to-N device
 1-to-N device
 1-to-1 device
 N-to-1 device

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When all input is LOW
 When any input is LOW
 When all inputs are HIGH
 When any input is HIGH

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Digital Electronics
A combinational circuit can be designed using only

 NOR gates
 OR gates
 AND gates
 OR and X-NOR gates

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Digital Electronics
Which one of the following even parity codes are in errors. (I)100110010 (II)011101010 (III)10111111010001010

 Only (II)
 Only (III)
 Both (I)&(III)
 Both (II)&(III)

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

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

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MORE MCQ ON Digital Electronics

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