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VARIOUS APPLICATIONS

OF DATABASE

PREPARED BY-DIPTI GUPTA

(09XQCMA023)

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DATABASE

A database consists of an organized collection of data forone or more uses, typically in digital form.

It describes the activities of one or more relatedorganizations.

For example, a university database might containinformation about the following:

Entities such as students, faculty, courses, and

classrooms.

Relationships between entities, such as studentsenrollment in courses, faculty teaching courses, and

the use of classrooms for teaching the courses.

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DATABASE MANAGEMENT SYSTEM

A Database Management System (DBMS) is a set of

computer programs that controls the creation,

maintenance, and the use of a database.

It allows organizations to place control of databasedevelopment in the hands of database administrators

(DBAs) and other specialists.

It provides an environment that is both convenient and

efficient to use.

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APPLICATIONS OF DATABASE

Various application of databases in different sectors are:

BANKING

AIRLINES

UNIVERSITIES

CREDIT CARD TRANSACTIONS TELECOMMUNICATIONS

FINANCE

SALES

MANUFACTURING HUMAN RESOURCES

LIBRARIES

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BANKING For customer information

Accounts

Loans

Banking transactions

AIRLINES For reservations and schedule

information

Fares

Availability of seats

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UNIVERSITIES

For student information

Course registrations

Grades

Fees

CREDIT CARD TRANSACTIONS

For information about the card

holder

Purchases on credit cards

Generation of monthly statements

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TELECOMMUNICATIONS

For keeping records of calls made

Generating monthly bills

Maintaining balances on prepaid

calling cards

Storing information about thecommunication networks.

FINANACE

For storing information about holdings

Sales

Purchases of financial instruments

such as stocks and bonds

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SALES

For customer information

Product

Purchase information

Schemes

MANUFACTURING

For management of supply chain

For tracking production of items in

factories

Inventories of items in warehouses

Orders for items

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HUMAN RESOURCE

For information about employees

Salaries Payroll

Taxes

Benefits

Leaves

LIBRARIES For books

Authors

Availability

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ER DIAGRAM OF A BANK DATABASE

CUSTOMER ACCOUNTDEPOSITOR

Customer

nameCustomer

id

Customer

street Customer

city

Account

balance

Accountnumber

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ER DIAGRAM OF A AIRLINE DATABASE

AIRPORT AEROPLANELAND

Arrival Departure

Luggage

belt

Number

of passengers

Fares

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