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Digital Computer Electronics

Digital Computer Electronics
The 2's compliment of binary number 010111.1100 is

None of these
101000.0011
101000.01
101001.11
10111.0011

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Digital Computer Electronics
Which of the following flip-flops is free from race around problem?

T flip-flop
None of these
SR flip-flop
master slave JK flip-flop
All of these

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Digital Computer Electronics
_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.

None of these
PMOS, CMOS
NMOS, CMOS
NMOS, PMOS
MOSFET, PMOS

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Digital Computer Electronics
How many full adders are required to construct an m- bit parallel adder?

m+1
None of these
m/2
m
m-1

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

NOR
NAND
OR
None of these
AND

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Digital Computer Electronics
One way to simplify the sum-of-products equation is to use boolean algebra. Another way is the _____ map.

Karnaugh
Schottky
De Morgan
Standard
None of these

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