Within Relational Model Systems on Both Mainframes and Personal Computers

question 11

Short Answer

Within relational model systems on both mainframes and personal computers, the main mechanism for increasing the efficiency with which data is retrieved from the database is the ____________________.

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Definitions:

20-Year Period

A term generally used to describe a fixed duration of twenty years, which can be relevant in various contexts, such as financial investments, statutes of limitations, and property rights.

General Welfare Clause

Article I, Section 8, Clause 1 of the U.S. Constitution which reads in part that Congress is empowered to “lay and collect taxes, Duties, Imposts, and Excises, to pay the Debts and provide for the common defense and general welfare of the United States.”

U.S. Constitution

The supreme law of the United States, establishing the national government and fundamental laws, and guaranteeing certain basic rights to its citizens.