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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 ?

 A= G
 G = A
 G = Ā
None of these

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Digital Electronics
The NAND gate is AND gate followed by ___________.

None of these
NOT gate
AND gate
OR gate

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 X-OR
 AND
 X-NOR
 OR

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Digital Electronics
An exclusive NOR gate is logically equivalent to

 complement of a NOR gate
 X-OR gate followed by an inverter
 inverter followed by an X-OR gate
 NOT gate followed by a NOR gate

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Digital Electronics
A 10 bit A/D conveter is used to digitize an analog signal in the 0 to 6 volt. The maximum peak to ripple voltage that can be allowed in the D.C. supply voltage is

 10 mV.
  6 mV.
 5 mV.
  5.85 mV.

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Digital Electronics
What is the radix of octal number system ?

 2
 10
 8
 16

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