Question: Given then following Attribute Usage Matrix and Application access frequency, construct the Attribute Affinity matrix: Assume that A1 is the primary key attribute .(8 Marks)

Given then following Attribute Usage Matrix and Application access frequency, construct the Attribute Affinity matrix: Assume that A1 is the primary key attribute.(8 Marks)

	A1	A2	A3	A4	A5
Q1	1	1	0	0	1
Q2	0	0	1	1	1
Q3	1	0	1	0	1
Q4	1	0	1	0	1
Q5	1	0	1	1	0

	S1	S2	S3
Q1	20	10	0
Q2	0	5	10
Q3	35	0	2
Q4	10	2	0
Q5	15	0	0

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