____ yields better performance.

________ involves standardizing the format of data retrieved from different systems.

A ____ is a column in a table that describes a characteristic about a record.

A ________ is the smallest component in the computer system data hierarchy.

A star schema contains both fact and ________ tables.

An entity cluster is formed by combining multiple interrelated entities into ____.

Which of the following levels of a data storage virtualization technology involves block-level striping with distributed parity?

Which of the following options is defined as the tendency to change the internal schema without affecting the conceptual schema?

A covert channel permits the transfer of information in such a way that it violates the system's security policy.

Which of the following statements is false?

The index in which the search key defines an order that is dissimilar from the sequential order of the file is known as index.