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Digital Computer Electronics

Digital Computer Electronics
In boolean algebra, the times sign stands for the _____ operation

NAND
None of these
AND
NOR
OR

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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.

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

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

None of these
NOR
AND
NOT
OR

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Digital Computer Electronics
Conversion of binary number 10010102 to to its decimal number is

None of these
6310
9710
7410
7210

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Digital Computer Electronics
_____ is the fastest logic family; it's used in high-speed applications.

MOS
DTL
None of these
TTL
ECL

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Digital Computer Electronics
A bus is a group of _____ carrying digital signals.

wires
None of these
gates
transistors
registers

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