Basic Role of Information Systems

Topics: Strategic management, Management, Information system Pages: 8 (2056 words) Published: October 7, 2012
Question No. 1:(a)Discuss basic roles of information systems. Support each role with an example. I.Basic Roles of Information Systems
1.Information Systems
a)Information storage and analysis
b)Assist with making decisions
c)Assist with business processes
B.Information System
“A set of interrelated components that collect (or retrieve), process, store, and distribute information to support decision making and control in an organization.”
“An information system (IS) - is any combination of information technology and people's activities that support operations, management and decision making. In a very broad sense, the term information system is frequently used to refer to the interaction between people, processes, data and technology.” 2.Explanation

Information systems inter-relate with data systems on the one hand and activity systems on the other. An information system is a form of communication system in which data represent and are processed as a form of social memory. An information system can also be considered a semi-formal language which supports human decision making and action.

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.

Streams of raw facts representing events such as business transactions. b)Information
Clusters of data that are meaningful and useful to human beings. $35,000 12 Units
$12,000 J. Jones
Western Region
$100,000 100 Units
35 UnitsSalesperson: J. Jones
Sales Territory:
Western Region
Current Sales: 147
Units = $147,000

An Information System (IS) consists of five basic resources, namely: •PEOPLE, which consists of IT specialists (such as a Database Administrator or Network Engineer) and end-users (such as Data Capture Clerks). •HARDWARE, which consists of all the physical aspects of an information system, ranging from peripherals to computer parts and servers. •SOFTWARE, which consists of System Software, Application Software and Utility Software. •DATA, which consists of all the knowledge and databases in the IS. •NETWORKS, which consists of communication media and network support. D.Importance

Organizations strive to be market leaders in their given industry. In climates where factors such as recession, inflationary pressures and increased competition can hinder the achievement of this goal, companies look for strategies that lead to competitive advantages. One such strategy is the adoption of information systems within the company. Information systems help a company make adequate use of its data, reduce workload and assist with compliance with various mandatory regulations. E.Considerations

Implementing information systems within an organization can prove to be costly. Implementation costs include not only installation of the systems but also employee training sessions. In addition, employees may see the adoption of information systems as an unwarranted change and, thus, may resist this change. Resistance to change can hinder business operations and can cause employee turnover. Companies should have leadership in place to assess the adequacy of the decision to have an information system and to guide the company through the transition phase and weigh information systems cost against the potential benefits. F.Roles

There can be many roles of Information Systems but its major roles are mainly three discussed in following lines. 1.Information Storage and Analysis
Presently, many companies no longer manage their data and information manually with registers and hard-copy formats. Through the adoption of information systems, companies can...
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