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Digital Electronics

Digital Electronics
Which of these circuits will give yield carry with more delay 1. Carry look ahead adder 2. Ripple carry adder

 none
 1.
 2.
 both are same

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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
The decimal equivalent of hexadecimal number of 2A0F is

 10767
 17670
 17607
 17067

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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

 1
 4
 3
 2

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Digital Electronics
A binary number system is of base ________

 1
 10
 4
 2

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Digital Electronics
At which the digital data can be applied to a a gate is known as ________ frequency.

 Truth
 Propagation
 Operating
 Run-time

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