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Digital Electronics

Digital Electronics
What is the radix of octal number system ?

 10
 2
 8
 16

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Digital Electronics
When an input signal 1 is applied to a NOT gate, the output is ___________.

1
None of these
Either 0 & 1

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Digital Electronics
If two numbers in excess-3 code are added and the result is less than 9, then to get equivalent binary

 0110 is subtracted
 0110 is added
 0011 is added
 0011 is subtracted

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Digital Electronics
The binary equivalent of hexadecimal number 4F2D is

 0100 1111 0010 1100
 0100 1110 0010 1101
 0101 1111 0010 1100
 0100 1111 0010 1101

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Digital Electronics
Odd parity of a bit stream can be tested using ________ gate.

 AND
 OR
 XOR
 NOR

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Digital Electronics
The following code is not a BCD code.

 Gray code
 XS-3 code
 all of these
 8421 code

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MORE MCQ ON Digital Electronics

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