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Digital Computer Electronics

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

None of these
11110110000102
10010000000102
10110101110102
10001010001012

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Digital Computer Electronics
A microcomputer is a computer that uses a _____ for its CPU.

None of these
chips
registers
microprocessor
vacuum tube

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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.

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

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Digital Computer Electronics
A byte is consist of _____ bits

eight
None of these
four
ten
two

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Digital Computer Electronics
Conversion of decimal number 4210 to it's octal number equivalent is

478
None of these
428
578
528

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Digital Computer Electronics
Which of the following is a universal gate?

NAND
EX-OR
OR
AND
None of these

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