Relational Databases Are Similar to Spreadsheets in That

question 42

Multiple Choice

Relational databases are similar to spreadsheets in that:

• A)you maintain information in two-dimensional files.
• B)you maintain information in three-dimensional files.
• C)you compress information in order to store them.
• D)you create primary keys for each entity class.

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Definitions:

Plateau Phase

A stage in some processes where a level of activity or condition remains consistently steady before an eventual change or decline.

Cardiac Cycle

The sequence of events that occur in a complete heartbeat, including contraction and relaxation of the atria and ventricles.

Right Atrium

The right upper chamber of the heart that receives deoxygenated blood from the body and pumps it to the right ventricle.

Systole

Contraction of the heart chambers during which blood leaves the chambers; usually refers to ventricular contraction.