Thursday, June 7, 2007

Question 7

Which of the following is the logical circuit that obtains the same results as

_ _ _ _
A .B + A .B + A. B

? In this example, swh14sa07a.png denotes a logical product (AND); swh14sa07b.png denotes a logical sum (OR); swh14sa07c.pngdenotes a negative AND (NAND); and swh14sa07d.png denotes a negative logical sum (NOR).

a) swh14sa07e.png
b) swh14sa07f.png
c) swh14sa07g.png
d) swh14sa07h.png

answer

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