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Digital Computer Electronics

Digital Computer Electronics
Which function positive logic is equivalent to OR function in negative logic?

AND
None of these
OR
NOR
NOT

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Digital Computer Electronics
A half-adder is also known as:

EX-OR circuit
None of these
AND circuit
NAND circuit
NOR circuit

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Digital Computer Electronics
The control and arithmetic-logic sections are called the _____

Block diagram
None of these
Input / Output Unit
Central Processing Unit
Control Unit

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Digital Computer Electronics
The 1's compliment of binary number 11010 is:

11101
10
110
None of these
101

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Digital Computer Electronics
A NAND gate is equivalent to an AND gate followed by an inverter. All inputs must be _____ to get a low output

some low and some high
0's
high
None of these
low

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Digital Computer Electronics
Division of 1000112 by 1012 is

1112
10102
None of these
1012
1002

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