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Digital Electronics

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

 12 to 99
 < 500
 50 to 100
 < 50

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Three inputs and one output
 Two inputs and two outputs
 Two inputs and three outputs
 Three inputs and two outputs

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Digital Electronics
In which code do the successive code characters differ in only one position?

 Hamming code
 Gray code
 XS-3 code
 8421 code

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Digital Electronics
The base of the number system for the addition operation 24 + 14 = 41 to be true is

 7
 8
 6
 5

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Digital Electronics
In Boolean algebra A.A is equal to

 A
 2A
 1
 A²

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Digital Electronics
(44)8 in BCD 8421 code is

 01100011
 00100100
 00110110
 01000100

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