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Digital Computer Electronics

Digital Computer Electronics
Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

10010000000102
None of these
11110110000102
10110101110102
10001010001012

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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

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

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Digital Computer Electronics
Which of the following is not functionally a complete set?

None of these
AND, OR
NOR
NAND
AND, OR, NOT

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

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

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

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

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Digital Computer Electronics
Convert the 1000 0000 0000 1111 signed binary number to decimal number.

30
-30
None of these
-15
15

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