HO%20343%20--%20Session%201:%20Information%20Systems%20Concept

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HO 343 -- Session 1Information Systems Concept
EK BUNCHUA ek_at_alpha.tu.ac.th Room
528 Thammasat Business School
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Where Are We Now?
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Development of Business Information System
From local to national to global business
From price to non-price competition
From buyer needs to buyer wants
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Information Technology (IT)

• 2 Cs
• Computer
• Communication
• An enabling tool for developing information
  systems
• IT as a competitive advantage
• IT as a competitive necessity

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Value Chain Model
Support Activities
Primary Activities
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Human ResourceInformation System
... an integrated system designed to provide
information used in HR decision
making. (Mathis and Jackson)
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Human ResourceInformation System

• ... a system for
• gathering and maintaining the data that describes
  the HR,
• transforming the data into information, and
• reporting the information to users.
• (McLeod)

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System Concept
External
Internal
Consists of functional Subsystems
Each subsystem can be viewed as another
system and consists of its own subsystems
Each subsystem has its dept. goal
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Information System

• An Information System is not
• A personal computer
• E-mail
• Internet WWW
• Windows 98
• Microsoft Word

• Information System ...
• Manual system?
• Computer-based system?

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Information System
Data Facts that have to be processed or
organized for meaningful use

• Interrelated components working together to
  collect, capture, process, store, disseminate
  information to support decision making and the
  managerial functions of planning, organizing,
  coordinating, controlling, and communicating in
  an organization
• (Laudon and Laudon)

Input
Process
Output
Information Processed and organized data
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What is a CBIS?

• Computer-Based Information System
• An information system that uses computer
  technology to perform some or all of its intended
  tasks
• CBIS includes hardware, software, database,
  network, procedures, people, purpose, and social
  context
• CBIS can be classified by organizational levels,
  functional areas, and support provided

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Organizational Levels of CBIS

• Personal-level Information System (PIS)
• A stand-alone PC
• A mini/mainframe-based system
• A networked PCs system
• Workgroup Information System (WIS)
• Departmental Information System (DIS)
• Enterprise Information System orOrganizational
  Information System (OIS)
• Inter-organizational Information System (I-OIS)

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Functional Areas of CBIS

• Accounting Information System (AIS)
• Financial Information System (FNIS)
• Marketing Information System (MKIS)
• Human Resource Information System (HRIS)
• Manufacturing Information System (MFIS)

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Support Provided by CBIS

• Transaction Processing System (TPS)
• Supports activities central to the mission
• Office Automation System (OAS)
• Supports office workers
• Intelligent Support System (ISS) orKnowledge
  Work System (KWS)
• Supports knowledge workers

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Support Provided by CBIS

• Management Information System (MIS)
• Supports operational managers
• Decision Support System (DSS)
• Supports managers and analysts
• Expert System (ES)
• Provides intelligence to managers
• Executive Information System (EIS) orExecutive
  Support System (ESS)
• Supports executives

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EIS
ES
DSS
MIS
KWS
TPS
OAS

• Unstructured decisions
• Summary reports
• Ad-hoc queries
• Environmental data

• Structured decisions
• Detailed reports
• Fixed format / periodic reports
• Internal data

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EIS
I-OIS
ES
DSS
3. Organizational Levels
MIS
KWS
1. Support Provided
OIS (MIS)
TPS
OAS
AIS
HRIS
FNIS
MFIS
MKIS
2. Functional Areas
DIS
WIS
PIS
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HRIS Challenges

• Other departments, managers, employees are the
  main customers of the HR services
• HRIS must be integrated with other functional
  information systems, and must be linked across
  the organizational hierarchy to enable the free
  flow of information

Vertical integration
Horizontal integration
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Purposes of HRIS

• To improve the efficiency with which data on
  employees and HR activities is compiled
• To provide HR information more rapidly and more
  easily for use by management in making decisions

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A Model of HRIS
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Questions?