A computer system comprises hardware and software components, aiming to offer a powerful computational tool. These systems play a crucial role across diverse domains, aiding us in numerous tasks. The prevalence of the internet has significantly bolstered the utilization of computers for information sharing and communication. Computer systems empower us to store, process, display, and transmit information. Even in a basic modern computer system, multiple programs are typically required to carry out various functions effectively.

Friday, October 3, 2014

Database Management system

A database is a well-organized collection of data that are related in a meaningful way, which can be accessed in different logical orders.

Some commonly used databases are: address book, library catalogue, telephone directory and stock list.

The computer program used to manage and query a database is known as a database management system. Database management system is a collection of database and DBMS utilities which are used to develop applications to satisfy the requirements of user by application developers under the supervision of database administrator. Database management system is software that is helpful in maintaining and utilizing a database.

The main objective of database management systems are data availability, data integrity, data security and data independence.

Database management systems must facilitate the major functions including:
*Defining of database schema
*Manipulation of database
*Sharing of database
*Protection of database
*Database recovery
Database Management system

at 8:57 AM
Labels: , , ,

The Most Popular Posts

  • Notes of Food Science
    Fruits and vegetables, whether enjoyed fresh or lightly processed, are among the most nutrient-dense foods in the human diet. Their chemical composition is...
  • Shortnotes of History
    The modern era of electronic commerce, or e-commerce, can be traced back to October 1994, when the first version of the Netscape browser was released to ...