Recent questions tagged goclasses-da-dpp-day-298

Consider the following statements about disk data storage. Which statements are correct?Unordered record files, or heap files, allow the use of a primary index. Ordered r...

An indexing technique creates an index record for every search-key value in the indexed file. Such an index is called :Dense Complete Integral Total Unrestricted

In a relational database system, indexes are important data structures.Which statement is correct?An ordered sparse index does not contain index records for every search-...

Consider the following statements about indexed files. Which option(s) is/are correct?In a dense index, there is an index record for every key value in the main file. In ...

Indexes are auxiliary access structures used to increase the speed of record retrieval for certain search conditions.Consider the following statements. Which option is co...