Computer Science, asked by praneethpuppala2002, 10 months ago

What is the main function of a database system?

Answers

Answered by rkaushik86
5

Answer:

The function of a database is to collect and organize input data. A database is an organized collection of interrelated data that serves a number of applications in an enterprise. The database stores not only the values of the attributes of various entities but also the relationships between these entities.

Explanation:

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Answered by Sreejanandakumarsl
0

Answer:

A database management system's main goal is to store and transform data into information to help decision-making.

Explanation :

  • Large volumes of data are used by organisations. A software programme called a database management system (DBMS) allows for the organisation of data in databases.
  • You will frequently see DBMS instead of the full name of database management system because this is the accepted abbreviation. A database management system's main goal is to store and turn data into information that can be used to support decision-making.
  • The following three elements make up a DBMS:
  1. The collection of data-containing files that makes up the physical database.
  2. The software that enables access to and modification of database information is known as the database engine.
  3. The specification of the logical structure of the data contained in the database is known as the database schema.
  • Users can create, edit, and update data in database files using a DBMS. Data can be stored and retrieved from the database files after they have been created thanks to the DBMS.
  • A DBMS specifically does the following tasks:
  1. Concurrency is the term for several users accessing the same database concurrently, or "at the same time."
  2. Security: security guidelines to define users' access privileges
  3. Processes to periodically back up the data and recover it in the event of an issue
  4. Data integrity is improved through database structure and policies.
  5. Data descriptions are provided via a data dictionary.
  6. Database administrators (DBAs) and other experts often oversee the database's development within a company. This guarantees a reliable and effective database structure.
  • Access and security issues are also under the control of database administrators.
  • For instance, various users within a company utilise databases in various ways.
  • Some workers might only wish to observe the data and conduct elementary analysis.  
  • Furthermore, other personnel are actively involved in updating or adding data to the database.
  • Thus, the user permissions must be specified by the database administrator.
  • You don't want the database to be mistakenly deleted by someone who simply needs to examine it.

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