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Digital Electronics

Digital Electronics
16’s complement of BABA is?

 4544
 4546
 4446
 4445

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Digital Electronics
The XS-3 code is a

 error-correcting code
 weighted code
 cyclic code
 self-complementing code

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Digital Electronics
The voltage levels for negative logic system

 may be negative or positive
 must necessarily be 0 V and –5 V
 must necessarily be positive
 must necessarily be negative

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 8
 6
 4
 2

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Digital Electronics
Logic circuits are

 analog circuits
 none of these
 digital circuits
 hybrid circuits

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Digital Electronics
(1D)16 in BCD 8421 code is

 00101001
 00100100
 00011101
 00011111

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MORE MCQ ON Digital Electronics

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