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Digital Electronics

Digital Electronics
A small circle or dot on top of an IC represents

 Pin13
 Pin1
 Pin14
 Pin2

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Digital Electronics
Minimization of logical expressions while designing digital systems helps in reducing

 cost
All of these
 power requirements
 space requirements

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Digital Electronics
Which of the following BCD codes with an odd parity bit included in the end of code group, have error in the code? (I)1001010110000 (II)0100011101100 (III)0111110000011 (IV)1000011000101

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

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Digital Electronics
A switch-tail ring counter is made by using a single D-FF, the following circuit is

  S-R FF.
  D FF.
  J-K FF.
  T FF.

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Digital Electronics
The output of a NAND gate is low

 only when at least one input is low
 only when all the inputs are high
 only when all the inputs are low
 only when at least one input is high

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Digital Electronics
1 Gigabyte is equal to

 1024 bits
 1024 kbytes
 1024 bytes
 1024 Mbytes

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MORE MCQ ON Digital Electronics

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