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Digital Electronics

Digital Electronics
The XS-3 code is a

 error-correcting code
 cyclic code
 weighted code
 self-complementing code

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 0. The gate is either

 a NAND or an X-OR
 an OR or an X-OR
 an AND or a NOR
 an OR or an X-NOR

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Digital Electronics
Which circuit is used in between two systems having two different codes

 Sequential
 Both A and B
 Conversion
 Combinational

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

 10
 13
 11
 12

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Digital Electronics
The AND-OR realization of a combinational circuit requires three 3-input AND gates and one 3-input OR gate. This circuit can be designed using

 four input NAND gates only
None of these
 three 3-input NAND gates and one 3-input NOR gate
 three 3-input OR gates and one 3-input AND gate

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Digital Electronics
Which is typically the longest: bit,byte,nibble,word?

 word
 bit
 nibble
 byte

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