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Digital Electronics

Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 10 bits
 12 bits
 16 bits
 8 bits

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Digital Electronics
Most of the digital computers do not have floating point hardware because

It is not possible to perform floating point addition by hardware
It is slower than software
Floating point hardware is costly
Of no specific reason

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Digital Electronics
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 011100001
 10101111
 00011111
 11100000

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Digital Electronics
The simplified block diagram of a 10-bit A/D converter of dual slope integrator type is shown in figure. The 10-bit counter at the output is clocked by a 1 Mhz clock. Assuming negligible timing overhead for the control logic, the maximum frequency of the analog signal that can be converted using this A/D converted is approximately .

 2 KHz.
  1 KHz.
 250 Hz.
 500 Hz.

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Digital Electronics
How the digital signals is transmitted through a single conductor ?

 Parallel
None of these
 Serial
 Analog

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Digital Electronics
A 16-square eliminates

 2 variables
 8 variables
 3 variables
 4 variables

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