93) Let E1 and E2 be two entities in an E/R diagram with simple single-valued attributes. R1 and R2 are two relationships between E1 and E2, where R1 is one-to-many and R2 is many-to-many. RI and R2 do not have any attributes of their own. What is the minimum number of tables required to represent this situation in the relational model?

95) The physical location of a record is determined by a mathematical formula that transforms a file key into a record location is :

96) A B-tree of order m has maximum of _____________ children

97) Which two files are used during operation of the DBMS

98) Match List-I with List-II and select the correct answer using the codes given below the lists:
List-I
A. Primary index
B. Clustered index
C. Secondary key index
D. Secondary non key index.
List-II
1. Dense
2.sparse