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Digital Electronics

Digital Electronics
What is the 2’s complement of 10110000?

 10110000
 10001110
 01001111
 01010000

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Digital Electronics
A boolean function can be transformed into logical ________.

 matrix
 graph
 map
 diagram

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Digital Electronics
Which circuit is used in between two systems having two different codes

 Both A and B
 Combinational
 Conversion
 Sequential

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Digital Electronics
Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is.

12 CPS
120 CPS
None of these
10 CPS

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Digital Electronics
An n variable K-map can have

 2n cells
 n2 cells
  nn cells
 n2n cells

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 4
 8
 16
 12

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