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Digital Electronics

Digital Electronics
The complement of a function A is

 0
 A
 1
 Ā

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Digital Electronics
In which code do the successive code characters differ in only one position?

 Gray code
 XS-3 code
 8421 code
 Hamming code

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Digital Electronics
A debouncing circuit is

A bistable MV
A latch
An astable MV
A monostable MV

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Digital Electronics
X' AND X' will result

 0
 X power 2
 X
 1

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Digital Electronics
Which of the following is 1’s complement representation of +57

 11000110
 00000001
 01000110
 00111001

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Digital Electronics
Dual slope ADC has R = 1 KΩ and C = 0.22 nanofarad has charging and discharge times for some voltage is 9 ns and 3 ns respectively. The reference Voltage is 2.2 V. What is the peak voltage reached by triangular wave during charging?

 90 mV.
 300 mV.
 30 mV.
 900 mV.

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