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Digital Electronics

Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

 G = A
None of these
 A= G
 G = Ā

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Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -48 as 11101000
 -37 as 11011011
 -89 as 10100111
 -32 as 11100000

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Digital Electronics
Temperature variation is a/an

 Analog quantity
 None
 Digital quantity
 Either Digital or Analog quantity

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 n-bit
 (n + 2)-bit
 (n + 1)-bit
 (n + n)-bit

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Digital Electronics
Which of the following is not a transmission medium?

 Microwave systems.
 Telephone lines.
 Coaxial cables.
  Modem.

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Digital Electronics
In the boolean algebra, a variable has ________ different state(s)/value(s).

 2
 3
 1
 4

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