Business Information Systems

Transcription

1 Business Information Systems Part 1 Overview to the lecture and introduction The contents of the lecture were produced primarily on basis of the stated literature. In addition, some parts of the lectures were realized through the use of tutorials from other universities. I would like to thank heartily for the preparation of this lecture material. Prof. Dr. Andreas Schmietendorf 1

2 A first motivation Prof. Dr. Andreas Schmietendorf 2

3 Definition BIS Business information systems (in short BIS) can be defined as a system which integrates information technology, people and business. BIS brings business functions and information modules together for establishing effective communication channels which are useful for making timely and accurate decisions. Source: International Journal of Business Information Systems Prof. Dr. Andreas Schmietendorf 3

4 Definition BIS Business information systems or just information systems (IS) deal with the conceptualization, development, introduction, maintenance and utilization of systems for computer-assisted information processing within companies and enterprise-wide networks. Central component of such information systems are firm s application systems (AS). They assist the user in the firm to accomplish tasks. Source: Wigand, R. T.; Mertens, P.; Freimut, B.; König, W.; Picot, A.; Schuhmann, M.: Introduction to Business Information Systems, Springer, Berlin 2003 Prof. Dr. Andreas Schmietendorf 4

5 Topics of computer science Programming languages (e.g. Basic, Pascal, C++, Java) Algorithms and data structures Architectures of computer- and software-systems Operating systems (e.g. UNIX, MVS, DOS, WINDOWS xx) Databases and database management systems (e.g. Oracle, MySQL) Scientific computing (e.g. weather forecast) Software engineering Artificial intelligence (AI) & robotics Human-computer communication (e.g. GUI, Prof. Dr. Andreas Schmietendorf 5

6 Knowledge areas Basics of computer science Information and communication technology Information management Business information systems System development Data and knowledge presentation Decision support systems Source: Kurbel, K.: Rahmenempfehlung für die Universitätsausbildung in Wirtschaftsinformatik, Studienführer Wirtschaftsinformatik, Vieweg-Verlag (3. Auflage) Prof. Dr. Andreas Schmietendorf 6

7 Possible tasks of a economic computer scientists Management of information systems (CIO & CTO) - Design of business processes (Business Engineer) - Establishment of projects for new application systems (System Engineer) - Technology- und architecture management (System Architect) Software development and application integration (CTO) - Analysis of the functional requirements (Application analyst) - Design of new software (Application developer & Application architect) - Implementation of software (Application programmer) Service management of hard- and software-resources (CTO) - System planning - Systems and network management - Database administration Prof. Dr. Andreas Schmietendorf 7

8 Overview about the lecture Prof. Dr. Andreas Schmietendorf 8

9 Content of the lecture - 1 Subject of Business Information Systems (short BIS) - Examples of Business Application Systems - The value of information - Integrated information processing Selected fundamentals of the computer science - Information representation of computer systems - Hardware and Software (Computer classification) - Network systems (Internet & Intranet) Prof. Dr. Andreas Schmietendorf 9

10 Content of the lecture - 2 Selected BIS- and office-applications - Standard software and individual software - Standard business software - Standard office software Data base management systems - Overview and aims - Development of databases - Use of the SQL-language Prof. Dr. Andreas Schmietendorf 10

11 Content of the lecture - 3 Programming and programming languages - Programming languages and algorithms - Compiler and Interpreter - JavaScript and HTML Software Engineering and real operations of application - Process models to implement software - IT Project management - Service Management Prof. Dr. Andreas Schmietendorf 11

12 Exercises during the lecture Prof. Dr. Andreas Schmietendorf 12

13 Exercises Structured brainstorming techniques (Metaplan) Binary representations (numbers, text, audio, images, ) Selected Office-Products (Excel, PowerPoint, Word) Implementation of a presentation with multimedia elements Application of a data base with the help of SQL Programming of a simple Website Project management (risk management PMI) Prof. Dr. Andreas Schmietendorf 13

14 Recommended sources Prof. Dr. Andreas Schmietendorf 14

15 Recommended literature Wigand, R. T.; Mertens, P.; Freimut, B.; König, W.; Picot, A.; Schuhmann, M.: Introduction to Business Information Systems, Springer, Berlin 2003 Sprague, R. H.; McNurlin, B. C.: Information Systems Management in Practice, Pearson Higher Education 2005 International Journal of Business Information Systems (IJBIS) Prof. Dr. Andreas Schmietendorf 15

16 Recommended literature Mertens, P.; Bodendorf, F.; König, W.; Picot, A.; Schumann, M.; Hess, T.: Grundzüge der Wirtschaftsinformatik, 8. Auflage, Berlin 2004 Disterer, G.; Fels, F.; Hausotter, A.: Taschenbuch der Wirtschaftsinformatik, Fachbuchverlag Leipzig im Carl Hanser Verlag, München, Wien 2003 Stahlknecht, P.; Hasenkamp, U.: Einführung in die Wirtschaftsinformatik, 11. Auflage, Springer-Verlag, Berlin 2005 Prof. Dr. Andreas Schmietendorf 16

17 Recommended literature HMD (ehem. Handbuch der maschinellen Datenverarbeitung) - Praxis der Wirtschaftsinformatik, dpunkt.verlag, Heidelberg Zeitschrift -Wirtschaftsinformatik, Vieweg-Verlag, Wiesbaden IM -Fachzeitschrift für Information Management & Consulting, imc information multimedia communication AG, Saarbrücken Prof. Dr. Andreas Schmietendorf 17

18 Recommended tutorial Source: Prof. Dr. Andreas Schmietendorf 18

19 Organization Prof. Dr. Andreas Schmietendorf 19

20 Organization Consultations during the semester: - 1 semester - 9 events in the room 210 The used documents are provided within the internet under the following address: Contact: schmiete@fhw-berlin.de The use of the computers are only permitted after an invitation through the lecturer! Prof. Dr. Andreas Schmietendorf 20