A database ____ contains a list of keys,and each key provides a pointer to the record that contains the rest of the fields related to that key.
A) schema
B) catalog
C) index
D) roster

Question

Quizplus · Accepted Answer

An index contains a list of keys and pointers to the corresponding records in a database. It is used for faster retrieval of data based on the key values. A schema defines the structure of a database, a catalog contains metadata about the database objects, and a roster is a list of names or people.

A Database ____ Contains a List of Keys,and Each Key