6) hash function is used in a) range partitioning b) round robin c) both d) none

7) point query retrieves tuples from a relation a) based on particular attribute value within given range b) based on primary key value of relation c) based on particular attribute value d) all

8) even distribution of tuples across disks is ensured by a) hash partitioning b) range partitioning c) roun-robin partitioning d) all

9) range query retrieves tuples from relation a) based on particular attribute value within given range b) based on primary key value of relation c) based on particular attribute value d) none

10) which statement is false? a) speedup and scaleup is associated with parallel processing systems b) speedup and scaleup is associated with distributed processing systems c) speedup and scaleup is associated with centralized databases d) both a & b