Data Base System Application - Unit 7

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By Prof. amit chandra

By Prof. amit chandra

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  • 1. PRESENTATION ON DBMS AND ITS APPLICATIONS
    • Presented By :
    • Prof. Amit Chandra
  • 2. DBMS is the interface between the users (application programmers) and the database (the data). A database is a collection ofdata that represents important objects in a user’s business. A database management system (DBMS) is a program that allows users to define, manipulate, and process the data in a databasein order to produce meaningful Information. DBMS is collection of programs that enables you to store, modify, and extract important information from a database. There are many different types of DBMS, ranging from small systems that run on personal computers to huge systems that run on mainframes.
  • 3. Contd…
    • Good data management is an essential prerequisite to corporate success because:
    • Data Information
    • Information Knowledge
    • Knowledge Judgement
    • Judgement Decision
    • Decision Success
    • (provided that data is complete, accurate, timely and easily available)
  • 4. Contd……
    • Following are the examples of DBMS
    • · Computerized library systems
    • · Automated teller machines
    • · Flight reservation systems
    • · Computerized parts inventory systems
    • Product of DBMS
    • MS –Access ; Oracle –(8,8i,9i,11i,10g) ; Microsoft SQL Server ; IBM-DB-II ; My SQL (for LINUX OS) ; Postgre SQL
  • 5. DBMS client server architecture
    • DBMS is the three layer architecture :
    • User Layer 
    • Application Layer 
    • Data Base Layer 
    Client 1 Client 2 Client 3 LAN Data Base Server Data
  • 6. Application of DBMSs in various fields
    • There are many different types of DBMSs, ranging from small
    • systems that run on personal computers to huge systems that
    • run on mainframes. Database are applied in wide no. of
    • applications. Following are some of the examples :-
    • · Banking: For customer information, accounts, loans &
    • other banking transactions
    • · Airlines: For reservation & schedule information
    • · Universities: For student information, course
    • registration,grades etc.
    • · Credit card transaction: For purchase of credit cards &
    • generation of monthly statements.
  • 7. Contd…..
    • · Telecommunication: For keeping records of calls made ,
    • generating monthly billetc.
    • · Finance: For storing information about holdings, sales &
    • purchase of financial statements
    • · Sales: For customer,product & purchase information
    • · Manufacturing: For management of supply chain.
    • · Human Resource: For recording information about
    • employees,salaries,tax,benefits etc.
  • 8. Advantages of Database System
    • No Data Redundancy and Inconsistency
    • Easy to Access Data
    • Prevents Data Isolation
    • Rule Enforcement
    • Safety and security
    • Shares large volume of data
    • Time Saving
    • Takes less space as compared with manual file base management system.
  • 9.
    • THANK YOU
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