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Digital Electronics

Digital Electronics
The universal gate is ___________

NAND gate
OR gate
AND gate
None of these

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Digital Electronics
The number of comparators in a parallel conversion type 8-bit analog to digital converter is

 256.
  8.
 16.
  255.

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Digital Electronics
What are the values of R1 and R2 respectively in the expression (235)R1 = (565)10 = (1065)R2

 6, 16
 8, 16
 16, 8
 12, 8

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Digital Electronics
An 8-square eliminates

 2 variables
 3 variables
 4 variables
 8 variables

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When any input is LOW
 When all inputs are HIGH
 When any input is HIGH
 When all input is LOW

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Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 2
 3
 4
 1

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