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Digital Electronics

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

 Hamming code
 XS-3 code
 Gray code
 8421 code

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Digital Electronics
2's Complement of 10101011 is

 10101011
 10101100
 01010101
 00111100

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Digital Electronics
Why encoder is used in the digital electronics ?

None of these
 It is used to separate address bus and data bus
 To convert coded information into non coded form
 To convert non coded information into coded form

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

1024
964
1000
1064

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Digital Electronics
The 2s complement of 17 is

 110001.
 111110.
  101111.
 101110.

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

 00011101
 00101001
 00011111
 00100100

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MORE MCQ ON Digital Electronics

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