Computer and information systems

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Presentation on Computer and information systems :

Presentation on Computer and information systems Course No and Title-CT-110 Course Teacher- Muhammed Mahbubur Rahaman Lecturer,IER,DU . Presented by: Roll 010026, B.Ed ( Hons ), 16 Batch

Today’s Topics::

Today’s Topics: Definitions Information system concept Components and model of IS Computer based Information Systems Uses in our daily life Uses in our country Conclusion

Conclusion:

Conclusion Computer based information systems is very important now our day to day life. We are constantly getting acquainted with this terms. So in order to make the correct use of it our government should take proper steps.

Definitions of key terms::

Definitions of key terms: Data Raw facts such as an employee’s name and number of hours worked in a week, inventory part numbers or sales orders. Information A collection of facts organized in such a way that they have additional value beyond the value of the facts themselves.

Continued::

Continued: When we process a data it becomes information. Data is raw collection but information is an organized collection of data. For example: If we collect raw data of students having 3.50 CGPA and organize it in a flow chart or diagram then it will be recognized as information.

Information system concept::

Information system concept: Information Systems An information system IS) is typically considered to be a set of interrelated elements or components that collect (input), manipulate (processes), and disseminate (output) data and information and provide a feedback mechanism to meet an objective. Open System Close System

Simple Model: Here we will see the simplest structure of information system::

Simple Model: Here we will see the simplest structure of information system:

Components of Information Systems:

Components of Information Systems Information system is built by information technology. The main components are given below: Hardware Software Databases Networks Other related components

Computer Based Information Systems::

Computer Based Information Systems: An Information System is an organized combination of people, hardware, software, communication networks and the data resources that collects, transforms and disseminates information in a organization.

Uses In Our Daily Life::

Uses In Our Daily Life: Payroll System Inventory System Marketing System Customer Service System Exam results and routines Student database systems

Uses In Our Country::

Uses In Our Country: Board results (JSC,PSC,SSC,HSC…etc.) Admission test results Job application Railway ticket systems Super shop and departmental stores billing system And lots more……………….

Prepared By::

Prepared By: MD. Enamul Islam Roll No.-010026 Section-01 Institute of Education and Research University of Dhaka.

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