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Digital Electronics

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

 01000110
 00111001
 00000001
 11000110

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Digital Electronics
What logic function is produced by adding an inverter to each input and output of an AND gate?

 OR
 NAND
 X-OR
 NOR

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Digital Electronics
Consider the operation 24+17 = 40 .What is the correct base of number so that operation is correct?

 11
 10
 13
 12

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Digital Electronics
When will be the output of an OR gate is LOW ?

 When all input is LOW
 When all inputs are HIGH
 When any input is HIGH
 When any input is LOW

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

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

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Digital Electronics
Each term in the standard POS form is called a

 minterm
 maxterm
 don’t care
 literal

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