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Digital Electronics

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

 XNOR
 NOR
 XOR
 AND-NOR

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Digital Electronics
Which of the following codes is known as the 8421 code?

 BCD code
 ASCII code
 XS-3 code
 Gray code

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Digital Electronics
Which number system has a base of 16

 Decimal
 Octal
 None
 Hexadecimal

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Digital Electronics
Why small bubble is given on the output of the NAND gate symbol ?

 Output is inverted
 Tristate
 Open collector output
None of these

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Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 12 bits
 10 bits
 16 bits
 8 bits

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Digital Electronics
An OR gate has 6 inputs. The number of input words in its truth table are

32
64
6
128

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