EVERYDAY SCIENCE

SCIENCE

COMPUTERS ELECTRONICS COMMUNICATION

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A database is information or date on a disk or tape,where database are used?

A	Hospitals
B	Police headquarters
C	Libraries
D	All of these

Explanation:

Detailed explanation-1: -Databases are used for storing, maintaining and accessing any sort of data. They collect information on people, places or things. That information is gathered in one place so that it can be observed and analyzed. Databases can be thought of as an organized collection of information.

Detailed explanation-2: -A database is an organized collection of structured information, or data, typically stored electronically in a computer system. A database is usually controlled by a database management system (DBMS).

Detailed explanation-3: -Database storage structure All the information in a database is organized and structured in database tables. These tables are stored on the hard disk of the database server. The database tables are usually divided into columns and rows, just like a regular graphic table.

Detailed explanation-4: -Explanation: The DBMS (or Database Management System) is a kind of system software used for several operations such as creating tables/databases, storing data, managing databases. It also allows modifying the data stored in the database as well.

There is 1 question to complete.