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Digital Electronics

Digital Electronics
How many bits are required to store one BCD digit ?

 4
 2
 3
 1

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Digital Electronics
A + Ā is equal to

 0
 Ā
 A
 1

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Digital Electronics
An n variable K-map can have

 2n cells
  nn cells
 n2 cells
 n2n cells

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Digital Electronics
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 10101111
 00011111
 11100000
 011100001

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Digital Electronics
The NAND-NAND realization is equivalent to

 AND-OR realization
 OR-AND realization
 NOT-OR realization
 AND-NOT realization

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Digital Electronics
Maximum number in decimal that can be represented by 4 bits (binary) is

 16
 15
 7
 4

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MORE MCQ ON Digital Electronics

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