WHAT IS DATABASE ?

 

DATA

      A collection of raw facts and figures is called data. The word raw means that the facts have not yet processed to get their exact meaning. Data is collected from different sources.

EXAMPLE

            The main examples of data are weights, prices, costs, numbers of items sold, employee names, product names, addresses, tax codes, registration marks, etc. 

TYPES OF DATA

• NUMERIC DATA
• ALPHABETIC DATA
• ALPHANUMERIC DATA
• IMAGE DATA
• AUDIO DATA
• VIDEO DATA

 DATABASE

    The database is an organized collection of related data that is stored in an efficient and compact manner. The word organized means that data is stored in such a way that the user can use this data easily. A database is a collection of information that is organized so that it can be easily accessed, updated, and managed.

Example

if a database is created for students, it will contain data about the student such as roll no, name, address, etc. 

DATABASE MANAGEMENT SYSTEM

                          A DATABASE management system is a collection of programs that are used to create and maintain a database.DBMS is a general-purpose software system.it provides the facility to store data on some storage medium controlled by DBMS.

COMPONENTS OF DATABASE ENVIRONMENT

• REPOSITORY
• DATABASE MANAGEMENT SYSTEM
• DATABASE      
• APPLICATION PROGRAM          
• USER INTERFACE 
• DATA ADMINISTRATORS
• END USER