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Digital Electronics

Digital Electronics
The inverter is ___________

NOT gate
AND gate
None of these
OR gate

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Digital Electronics
How many stable state/states present in flip-flop ?

 4
 3
 2
 1

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Digital Electronics
The binary number 10101 is equivalent to decimal number ___________.

21
12
27
19

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Digital Electronics
The 7-bit Hamming code is used to transmit

 3 data bits
 no data bits
 4 data bits
 7 data bits

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Digital Electronics
Which of the following codes is known as the 8421 code?

 ASCII code
 BCD code
 Gray code
 XS-3 code

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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

  6 mV.
 10 mV.
  5.85 mV.
 5 mV.

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