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Digital Electronics

Digital Electronics
The number of digit 1 present in the binary representation of (3 × 512 + 7 × 64 + 5 × 8 + 3) is

 7
 8
 9
 6

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Digital Electronics
A 16-square eliminates

 4 variables
 8 variables
 3 variables
 2 variables

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Digital Electronics
How many NOR gates are required to obtain AND operation?

 1
 3
 2
 4

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Digital Electronics
The inverter is ___________

None of these
AND gate
OR gate
NOT gate

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Digital Electronics
When will be the output of a NOT gate is LOW ?

None of these
 the input is HIGH.
 the input is HIGH and LOW.
 the input is LOW.

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1100 1011 1111 1001
 1000 0101 1001 0010
 1100 0111 1111 0011
 1100 1001 1111 1000

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