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Digital Electronics

Digital Electronics
A half adder is a ________ circuit.

 Sequential
 None
 Both A and B
 Combinational

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Digital Electronics
Fastest memory element is

 ROM
 Hard Drive
 Cache
 RAM

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Digital Electronics
10’s complement of 63325600 is

 36774400
 366744399
 36674400
 633256600

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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
10 CPS
None of these

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 2
 both have same
 none
 1

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Digital Electronics
What will be Excess - 3 code for decimal ( 584 )?

  (1000 1011 0111).
 (1000 0111 1110).
 (1011 0111 1000).
  (0111 0100 1000).

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