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Digital Computer Electronics

Digital Computer Electronics
Conversion of binary number 100000000002 to decimal number is

103710
103410
None of these
102410
112410

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Digital Computer Electronics
A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.

sign, hexa
hexa, sign
None of these
negative, positive
positive, negative

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Digital Computer Electronics
The ASCII code is a 7-bit code for

None of these
numbers
All of these
other symbols
letters

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Digital Computer Electronics
Which gates is known as universal gate?

NAND gate
None of these
AND gate
NOT gate
XOR gate

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Digital Computer Electronics
Resistor Ratio design is used in linear ICs because

Ratios increase input resistance
None of these
Precise resistor values are not possible with IC processes
All of these
Ratios increase amplifier gain

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Digital Computer Electronics
Which of the following is not true?

1 x 1 = 1
None of these
1 x 0 = 0
0X0 = 0
0 x 1 = 1

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