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Digital Electronics

Digital Electronics
The XS-3 code is a

 weighted code
 error-correcting code
 cyclic code
 self-complementing code

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Digital Electronics
If a Hexadecimal number needs to convert to binary. For each hexadecimal digit, there will be how many bits

 2
 4
 8
 1

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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 .

  1 KHz.
 2 KHz.
 500 Hz.
 250 Hz.

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an OR gate?

 AND
 NAND
 NOR
 X-NOR

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Digital Electronics
How many flip flops are required to build a binary counter circuit to count from 0 to 1023?

  6.
 24.
 12.
  10.

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Digital Electronics
A sequence of binary digits is known as

 bit string
 byte string
 input string
 word string

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