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Digital Computer Electronics

Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

(A+B)+CA+(B+C)
A+BB+A
None of these
A+AA
(B+C)(A.B)+(A.C)

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Digital Computer Electronics
_____ has become the most widely used bipolar family.

None of these
TTL
DTL
MOS
ECL

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Digital Computer Electronics
The m-bit parallel adder consists of:

m/2 full adders
m-1 full adders
(m+1) full adders
None of these
m full adders

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Digital Computer Electronics
Conversion of hexadecimal number 1D7F16 to a decimal number is

778110
755110
877110
555710
None of these

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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.

Schottky
None of these
Karnaugh
De Morgan
Standard

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Digital Computer Electronics
Conversion of 10110112 to it's decimal equivalent is

10010
20010
8110
9110
None of these

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