The document discusses the role of database management systems in information systems. It defines a DBMS as software that allows computers to perform database functions like storing, retrieving, adding, deleting and modifying data. It notes that a DBMS serves as an intermediary between users and databases, and provides benefits like improved data sharing, security, integration, access and decision making. It also includes a SWOT analysis of DBMS.

2. MANAGEMENT
INFORMATION SYSTEM
Presented to: Sir Zai-ur-Rehman
Presented By: waQas ilYas

3. TODAY’S TOPIC
Role of Database Management in Information
Systems.

4. WHAT IS DBMS ? (DATABASE MANAGEMENT SYSTEM)
A Database Management System (DBMS) is the Software
that Allows a Computer to Perform Database Functions of
Storing, Retrieving, Adding, Deleting, and Modifying Data.

5. EXAMPLES:
 Microsoft Access
 My SQL
 Microsoft SQL Server
 Oracle
 File Maker pro

6. Process Of Database

7. Users
Users are the People who Use the application Programs to run the Organization’s daily
Operations.
Database Application
Application program to Present Data to users in the Format of Forms and Reports.
DBMS
DBMS is a Collection of Programs that Manages the Database Structure and Controls Access to
the Data Stored in the Database.
Database
A Database is a Self-Describing Collection of Related Records.

8. ROLE OF DBMS
The DBMS Serves as the Intermediary between the User and the Database.
A DBMS Provides his Roles/Advantages Such as:
 Improved Data Sharing
 Improved Data Security
 Better Data Integration
 Minimized Data Inconsistency
 Improved Data Access
 Improved Decision Making
 Increased User Productivity

9. IMPROVED DATA SHARING
The DBMS helps Create an environment in which Users
have Better Access to more data and better-
Managed data.

10. IMPROVED DATA SECURITY
The more Users Access the data, the Greater the risks
of data Security Breaches. Corporations invest
Considerable amounts of time, Effort, and Money to
Ensure that Corporate data are used Properly.

11. BETTER DATA INTEGRATION
Wider Access to Well-Managed Data Promotes an
Integrated view of the Organization’s Operations and
a clear view of the Big Picture.

12. MINIMIZED DATA INCONSISTENCY
Data Inconsistency exists when different versions of
the same data Appear in different Places.

13. IMPROVED DATA ACCESS
The DBMS makes it possible to produce quick answers
to queries. From a Database Perspective, a query is a
specific request issued to the DBMS for data
Manipulation.

14. IMPROVED DECISION MAKING
Better-Managed Data and Improved Data Access
make it possible to Generate better quality
information, on which better Decisions are Based.

15. INCREASED USER PRODUCTIVITY
The Availability of data, Combined with the tools that
transform data into useable information, Empowers
end Users to make Quick, Informed Decisions that can
make the difference between Success and Failure in
the Global Economy.

16. SWOT ANALYSIS
Strengths
• Large Amount of Data Safe Easily to DBMS.
• DBMS Gives safe time to employees and Avoid Mistakes.
• Big Influence on the Market.
Weakness
• Less Opportunities of Non Experience Persons.
• Errors in Computerized System can Lead to Poor Decision Making.
• Long Subcription Programs.

17. SWOT ANALYSIS
Threats
• Hacking
• Security Threats
Opportunities
• Provides Customer Needs and Tastes.
• Enhance the Information System.
• Available of New Technologies.

18. CONCLUSIONS
Database Management Systems has continue to
make Data Arrangement and Storage to be much
Easier.