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Digital Electronics

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

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

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Digital Electronics
In the toggle mode a JK flip-flop has

 J = 1, K = 0.
 J = 0, K = 0.
 J = 0, K = 1.
 J = 1, K = 1.

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Digital Electronics
1’s complement of 17 is

 11100.
 10111.
  01110.
 10001.

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Digital Electronics
A 10 bit A/D conveter is used to digitize an analog signal in the 0 to 6 volt. The maximum peak to ripple voltage that can be allowed in the D.C. supply voltage is

 5 mV.
  6 mV.
 10 mV.
  5.85 mV.

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Digital Electronics
Storage of 1 KB means the following number of bytes

1064
1024
1000
964

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Digital Electronics
(11011) 2 in BCD 8421 code is

 00011011
 00100111
 11011001
 01101100

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MORE MCQ ON Digital Electronics

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