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Digital Electronics

Digital Electronics
The NAND gate is AND gate followed by ___________.

AND gate
NOT gate
OR gate
None of these

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 8
 3
 6
 9

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Digital Electronics
A bubbled OR gate is equivalent to a

 X-OR gate
 NOR gate
 NAND gate
 AND gate

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Digital Electronics
Which of the following is equivalant to an ODD function

 XOR
 NOR
 XNOR
 AND-NOR

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Digital Electronics
What is the radix of octal number system ?

 16
 2
 10
 8

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Digital Electronics
To add two m-bit numbers, the required number of half adder is

 2m-1
 2m-1
 2m
 2m+1

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