Types
of Information Systems:
Computer-based information
systems (CBIS) use computer technology to perform some or all of their tasks
and are composed of:
Hardware
is a device such as a processor, monitor, keyboard or printer.
Software
is a program or collection of programs that enable hardware to process data.
Database
is a collection of related files or tables containing data.
Network
is a connecting system (wireline or wireless) that
permits different computers to share resources.
Procedures
are the set of instructions about how to combine the above components in order
to process information and generate the desired output.
People
are those individuals who use the hardware and software, interface with it, or
uses its output.
Information
Systems Inside the Organization
Breadth
of Support of Information Systems:
nFunctional
area information systems
nEnterprise
resource planning systems
nTransaction
processing systems
nInterorganizational information systems
Information
Systems Support for Organization Employees :
nOffice automation systems
nFunctional area information systems
nBusiness intelligence systems
nExpert Systems
nDashboards
Why
are Information Systems Important to Organizations &
Society?
nIT will reduce the number of middle managers.
nIT will change the manager’s job.
nIT impacts employees at work.
nIT provides quality-of-life improvements.
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