Information System Meaning

What is Information System:

An information system is a set of data that interacts with each other for a common purpose.

In computing, information systems help to manage, collect, retrieve, process, store and distribute relevant information for the fundamental processes and the particularities of each organization.

The importance of an information system lies in the efficiency in the correlation of a large amount of data entered through processes designed for each area in order to produce valid information for subsequent decision-making.

Characteristics of an information system

An information system is characterized mainly by the efficiency that it processes the data in relation to the area of ​​action. The information systems are fed by the processes and tools of statistics, probability, business intelligence, production, marketing, among others to arrive at the best solution.

An information system stands out for its design, ease of use, flexibility, automatic record keeping, support in critical decision making and maintaining anonymity in non-relevant information.

See also System.

Components of an information system

The components that make up a communication system are:

  1. the input: where the data is fed,
  2. the process: use of the tools of the areas contemplated to relate, summarize or conclude,
  3. the output: reflects the production of the information, and
  4. feedback: the results obtained are entered and processed again.

See also Feedback.

Components of an information system

The elements that make up an information system are grouped into the three dimensions covered by the system:

  • organization dimension: it is part of the organization's structure, for example, the business model bases or the dialogue manager.
  • people dimension: they manufacture and produce the synergy necessary for the system to work, for example, the introduction and use of databases.
  • technology dimension: constitutes the implementation for the formation of the structure, for example, server room and power reserve systems.

See also Database.

Life cycle of an information system

The life cycle of an information system is continuous and consists of the following phases:

  1. Preliminary investigation, identification of strengths and threats
  2. Definition of needs and requirements
  3. Design
  4. Software development and documentation
  5. Tests
  6. Implementation and maintenance
  7. Identification of weaknesses and opportunities
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