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Digital Electronics

Digital Electronics
2's Complement of 10101011 is

 10101100
 00111100
 10101011
 01010101

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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

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

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Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

 A= G
 G = A
 G = Ā
None of these

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Digital Electronics
Maximum number in decimal that can be represented by 4 bits (binary) is

 4
 7
 16
 15

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Digital Electronics
The parity of the binary number 11011001 is

 same as the number of zeros
 even
 odd
 not known

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 (n + 1)-bit
 n-bit
 (n + 2)-bit
 (n + n)-bit

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