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Digital Computer Electronics

Digital Computer Electronics
The 2's compliment of binary number 0.01011 is:

1.10101
1.101
0.10101
None of these
0.101

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Digital Computer Electronics
Which of the following logic families use bipolar transistors?

CMOS
NMOS
GaAS
TTL
None of these

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Digital Computer Electronics
A flip-flop is a _____ element that stores a binary digit as a low or high voltage.

I/O
bus
chip
memory
None of these

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Digital Computer Electronics
Standard TTL has a multiple emitter input transistor and a _____ output

None of these
bipolar
totem-pole
transistor
register

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Digital Computer Electronics
Subtraction of 1001011002 from 11101010102 is

10010111102
None of these
1101000012
11110000012
11110111112

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Digital Computer Electronics
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

None of these
NOR
AND
OR
NAND

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