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A system is a set of interdependent components, organized in a planned manner to achieve
certain objectives.
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System interacts with their environment through receiving inputs and producing
outputs.
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Systems can be decomposed into smaller units called subsystems.
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Systems falls into three categories
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Physical or Abstract systems
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Open or closed system depending upon their interaction with environment.
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Man-made such as information systems.
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Three levels of information in organization require a special type of information.
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Strategic information relates to long-term planning policies and upper management.
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Managerial information helps middle management and department heads in policy
implementation and control.
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Operational information is daily information needed to operate the business.
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Information systems are of many types. Management Information, transaction
processing, and decision support systems are all information systems.
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Transaction processing system assist in processing day to day activities of the organization
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Management information systems are decisions oriented. These use transaction data and
other information that is developed internally or outside the organization.
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Decision support systems are built for assisting managers who are responsible for making
decisions.
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System analysis and design refers to the application of systems approach to
problem solving.
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Define the term ‘System’.
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What are the various elements of system?
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Identify two systems in your surroundings.
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What is system analysis and design?
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What are the roles of system analyst?
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Make a list of traits that a system
analyst should have.
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Will the responsibility of a system analyst vary according to:
(a) Organization size( for example small or large business)?
(b) Type of organization(business, government agency, non-profit organization)?
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Differentiate between
a) Open and closed system
b) Physical and abstract
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Main aim of an information system is to process _________.
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Transaction processing, __________________ , and decision support system are
three types of information system.
- State true or false
a) Decision support system is for middle level management.
b) Closed systems don't interact with their environment.
c) Transaction processing system handles day-to-day operations of the organization.
d) Management information system deals with strategic information of organization.
e) Problem solving and interpersonal skills are desirable for system analyst.
