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Digital Computer Electronics

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

None of these
XOR
NOR
OR
NAND

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Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

6
3
5
None of these
2

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Digital Computer Electronics
A NOR gate recognizes only the input word whose bits are _____

0's and 1's
None of these
0's
1's
0's or 1's

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Digital Computer Electronics
For what logic gate the outputs in complement of the input?

OR
XOR
AND
NOT
None of these

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Digital Computer Electronics
Flip-flop outputs are always

complimentary
the same
None of these
independent of each other
same as inputs

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Digital Computer Electronics
A positive AND gate is also a negative

NOR gate
AND gate
None of these
NAND gate
OR gate

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