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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?

OR
XOR
NOR
NAND
None of these

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Digital Computer Electronics
Which of the following logic expression is wrong?

1 + 1=0
1+0+1 = 1
None of these
1 + 1 + 1 = 1
1 + 0=1

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Digital Computer Electronics
Conversion of binary number 1011012 to hexadecimal is

3716
2D16
None of these
20000000000000000
2716

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Digital Computer Electronics
What is the ASCII code for T?

1011111
1011010
1010100
1011100
None of these

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Digital Computer Electronics
A gate is a logic circuit with one or more input signals but _____ output signal.

one
more than one
double
None of these
two

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

XOR
NOT
None of these
OR
AND

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