1. relation R has 2 candidate keys with 1 attribute each. There are 6 possible super keys of R What is the total number of attributes in R?
a) 2
b) 3
c) 4
d) 5
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Answer :- b
2.
Answer :- d
3.
Answer :- b
4.
Answer :- b
5.
Answer :- d
6.
Answer :- b
7.
Answer :- c
8.
Answer :- d
9.
Answer :- b, d
10.
Answer :- c