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Digital Electronics

Digital Electronics
AND operation of (79)10 & (-56)10 is

 50H
 42H
 08H
 48H

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Digital Electronics
If a counter having 10 flip flops is initially at 0, What count will if hold after 2060 pulses?

  000 000 1000.
 000 000 1110.
  000 000 1100.
 000 001 1100.

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1000 0101 1001 0010
 1100 1011 1111 1001
 1100 1001 1111 1000
 1100 0111 1111 0011

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Digital Electronics
Which is the example of digital device from the given option ?

 Sensors
 Record players
 Microprocessors
 Thermistors

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Digital Electronics
"What would happen, if smaller logic modules are utilized for performing logical functions associated with FPGA? A. Propagation delay will increase B. FPGA area will increase C. Wastage of logic modules will not be prevented D. Number of interconnected paths in device will decrease"

B & C
A & D
A & B
C & D

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Digital Electronics
The number of 1 in 8-bit representation of 127 in 2’s complement form is m and that in 1,s complement form is n. What is the value of m:n?

 2:3
 1:2
 1:1
 2:1

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