Discussion Topic 7
Using Technology to Manage Information http://www.wileybusinessupdates.com
Chapter
14
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Distinguish between data, information, and information systems.
List the components and types of information systems.
Discuss computer hardware and software.
Describe computer networks.
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Learning Objectives
Discuss the security and ethical issues affecting information systems.
Explain disaster recovery and backup.
Review information systems trends.
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Data– raw facts and figures
Information– knowledge gained from processing data
Information system– organized method for collecting, storing, and communicating information on operations
Chief information officer– executive responsible for directing information systems and operations
Information Systems
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Computer Hardware
Computer Software
Telecommunications and Computer Networks
Data Resource Management
Components of Information Systems
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Operational Support Systems
Transaction Processing System
Process Control System
Management Support Systems
Management Information System (MIS)
Decision Support System (DSS)
Executive Support System (ESS)
Types of Information Systems
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The tangible elements of a computer system
The components that store and process data, perform calculations
Input devices like the keyboard and mouse allow users to enter data and commands.
Storage and processing components consist of the hard drive and other storage components like flash drives.
Computer Hardware
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Desktop (personal) computers
Server
Mainframes
Supercomputers
Notebook computers
Handheld devices– tablets and e-readers
Types of Computers
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Programs, routines, and computer languages that control a computer
Operating System
Windows Operating System
Mac Operating System
Application Software
Microsoft PowerPoint
Quicken
Computer Software
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The Internet
Local Area Networks (LAN)
Wide Area Networks (WAN)
Wireless Local Networks (Wi-Fi)
Intranets
Virtual Private Networks (VPN)
Voice over Internet Protocol (VoIP)
Computer Networks
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E-Crime
Computer Viruses
Worms
Trojan Horses
Spyware
Security Issues
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Use of information systems by employees and vendors:
Personal use
Privacy
Organizational use of information:
Employment records
Employee monitoring
Customer data
Ethical Issues
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Natural Disasters
Power Failures
Equipment Malfunctions
Software Glitches
Human Error
Terrorist Attacks
The most basic precaution– backup.
Disaster Recovery and Backup
93% of firms that lost their data centers for ten days or more went bankrupt within one year.
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The Distributed Workforce
Employees who work in virtual offices
Application Service Providers
A firm that provides computers and application support
On Demand, Cloud, and Grid Computing
Renting software time
Information Systems Trends
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