A information system refers to the set of data that can interact with each other for a common purpose. In the computer field, these systems are capable of facilitating the collection, processing, distribution, administration, recovery and storage of important information for various essential processes and in each particularity of the Business.
The importance of this type of system is related to the efficiency in the similarity of a quantity of data that is entered by means of processes that are designed for each area in order to provide information that may be valid in a future decision-making. decisions.
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In this article you will find:
Characteristics of an information system
There are a number of important characteristics within this type of system, some of them are:
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- It is characterized mainly due to the efficiency that the different data that are related to the area of action can develop.
- They are developed through statistical processes, tools and methods, Business Intelligence, Marketing, probability and production so that you can obtain a effective solution.
- It is a system that stands out for its design, flexibility, critical support in the decision making, ease of use, efficient record keeping and for keeping various non-relevant information anonymously.
Elements of an information system
The elements that make up this system can be grouped in three dimensions, these are:
Organized dimension
This is part of the structure of a company, as are the bases of business models.
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People dimension
It is responsible for manufacturing and producing the necessary relationship for this system to function properly in the introduction and use of the database.
Technological dimension
It includes the implementation of the adequate formation of the structure in relation to the power systems and the server room.
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Types of information systems
Depending on the level of operations that can be used, different types of information systems. Among the most outstanding are:
TPS - Transaction Processing System
Also known as an Operational Information System, it can process information related to transactions that occur in a company.
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EIS - Executive Information System
It is the tool that is provided to users who understand management levels, it also monitors the status of the variables of a certain area of the organization counting on the internal and external information of the herself. At this level, strategic information can be handled directly for companies.
MIS - Management Information System
It provides the necessary guidance so that general business problems can be solved.
DSS - Decision Support System
It is the tool that performs the analysis of the various business variables in order to improve the decision-making process.
SE - Expert system
In this system, the behavior of an expert who demonstrates total mastery is matched.
ERP - Resource planning system
Its purpose is to plan the resources of a company. It is mainly used in productive companies with the aim of identifying the final products from when they are in raw material, which means, that you can determine the amount of products that are produced in the end and thus be able to place them in the market. In this system, the information and processes of a company can be integrated into a single system.
OAS - Office Automation System
This system takes care of the applications that can help the daily administrative work of a company.
Guidelines for developing an information system
The basic guidelines for the effective development of this system in a company are:
Coding
It is about the design of a program that proceeds to restructure it expressed in codes that can be identified, interpreted and executed.
Knowledge of the organization
It is important to analyze and have knowledge of all the systems that make up the company, as well as the future users of this system. And that is why organizations carry out an analysis of the business process and transnational processes to which they can be given positive support.
Determine the needs
This process is also necessary, since it identifies some important information gathering methods for the system that will be postponed.
Diagnosis
It is the step where a report is made on the positive and negative aspects of the company. The report is part of this system and will be used to carry out its design.
System design
When the project has been approved, the development of the system design begins. This contains the fluidity of the internal information of the system, the procedure that will be carried out within it and the exit reports, among others. In this step, it is essential to select the platform where the system is supported and the language that the programming will use.
Identification of different problems and opportunities
Another important step is to examine the various situations that the company understands and the competitive advantages that are can draw from them, as well as limiting situations and that can become a disadvantage that must be taken into account.
Implementation
It is a step that includes a large number of activities that are essential to be able to carry out the installation of the various computer equipment, networks and the installation of the program or application that is generated in the stage of coding.
Maintenance
Maintenance is a process of feedback, by which a request can be made to make a correction, improvement or any adaptation related to the system that is already designed in another direction of work or platform.
Proposal
When you already have all the information you need regarding the company, you can give the possibility of making a proposal that is addressed directly to the organization where the budget and the relationship between the cost and benefits of the system.
