Information Systems: Definition, Purpose, Functions, Components, Characteristics, Majors, Examples

Information Systems: Definition, Purpose, Functions, Components, Characteristics, Majors, Examples -  What is meant by Information Systems? On this occasion About the knowledge.co.id will discuss what is an Information System and the things that surround it. Let's look at the discussion together in the article below to better understand it.

Information Systems: Definition, Purpose, Functions, Components, Characteristics, Majors, Examples

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In general, the notion of an information system is a system that is integrated and related to each other in companies or other official agencies. This system will later make all components in the company or in certain agencies well coordinated and orderly.

An information system is a system that provides information for management in making decisions and also for carrying out company operations. The system is an organized combination of people, information technology, and procedures.

Understanding Information Systems According to Experts

While the definition of information systems according to experts include the following:

• Mc Leod

Understanding the information system according to Mc Leod is a system that has the ability to collect information from all sources and use various media to display information.

• Erwan Arbie

Erwan Arbie argues that the notion of an information system is a system within an organization that meets the needs of daily transaction processing, assistance, and operational support.

This system is managerial in nature of an organization and helps facilitate the provision of the required reports.

• O'Brien

O'Brien stated that the notion of an information system is a combination of each unit that is managed by people, hardware (hardware), software (hardware). software), computer networks, as well as data communication networks (communications), and databases (databases) that collect, transform, and disseminate information about forms organization.

• Alter

while Alter has his own opinion, the notion of an information system is as a special type of work system where humans and/or machines do work by using resources to produce certain products and/or services for customer.

• John F. Nash (1995:8)

An information system is an information system which is a combination of humans, technological facilities or tools, media, procedures and controls that are intended to regulate important communications network, processes certain transactions and routines, assists internal and external management and users and provides a basis for decision-making appropriate.

• Kertahadi (2007)

The information system is a tool for presenting information in such a way that it is useful for the recipient. Its purpose is to provide information in planning, initiating, organizing, operations of a company that serves organizational synergies in decision-control processes decision.

• Rommey (1997:16)

Information systems organized ways to collect, enter, process, and store data and organized ways to store, manage, control and report information in a way that an organization can achieve the goals it has set.

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Information System Objectives

The purpose of an information system is to produce information. Information system is data that is processed into a form that is useful for its users. Even processed data is not enough if it is said as information. To be useful, there must be three pillars as follows:

• Relevance: Right to the person.
• Timeliness: On time
• Accurate: Accurate or exact value

If these three things are not met, then the information cannot be said to be useful, but rather garbage (garbage).

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Information System Functions

The following are some of the functions of the information system:

• Improving data accessibility effectively and efficiently to users, without intermediary information systems
• Ensuring the availability of quality and skills in critically utilizing information systems
• Improve the productivity of application development and system maintenance
• Determine the investment to be directed at the information system
• Anticipate and understand the economic consequences
• Identify the need for information systems support skills
• Develop an effective planning process

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Information System Components

The information system has several components, namely as follows:

• Component input: Data that goes into the information system.
• Model component: A combination of procedures, logic, and mathematical models that process data stored in the database in a predetermined way to produce the desired output.
• Component outputs: Results of quality information and useful documentation for all levels of management as well as all users of the system.
• Technology components: Tools in information systems, technology used in receiving input, running models, stores and accesses data, generates and delivers output, and monitors controls system.
• Database component: A collection of related data stored on a computer using database software.
• Control components: Components that control disturbances to information systems.

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Characteristics of Information Systems

The following are the characteristics of an information system, among others:

• New: The information obtained is new and fresh for the recipients of the information
• Addendum: Information can be updated or add to existing information
• Collective: Information that can be a correction of previous wrong information
• Affirmation: Information that can reinforce previously existing information

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Information Systems Major

The Information Systems (IS) major is ideal for those with an interest in computer science, business, and information technology. The IS major is the right place for you if you are passionate about using technology for positive benefit throughout society, both economic and humanistic.

The curriculum in the information systems major is designed to provide students with a broad liberal arts background and a strong professional education. You will gain a solid foundation in a variety of business disciplines and gain an understanding of the effective use of information technology in business or other organizational settings.

You will also study computer networking, project management in information technology environments, and information security. It is recommended that you participate in field trips, experiential learning activities, and develop your leadership skills through student organizations such as the KU Information Systems Association (ISAK).

The importance of information systems for all types of companies and the need for educated and creative professionals in their fields is increasing worldwide.

Here are some basic reasons why career opportunities for graduates of information systems majors are increasingly numerous and varied.

• In fact, virtually every business organization in any industry, government entity, or non-profit group, is dependent on information technology to some degree. And as a result, the aggregate demand for information systems professionals is increasing.
• Specific coursework including introductory programming, database management, and systems analysis and design also relies on information systems specialists.
• Even some positions are more technically focused than analytical, and some are organizational companies choose to place entry-level employees in these kinds of positions to “learn the ropes.”

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Examples of Information Systems

Here's an information system and an example:

Knowledge Work System

As the name implies, this Knowledge Work System is a type of information system that contains the latest information about knowledge knowledge The knowledge loaded is then accessible to all its users and is used to solve various kinds of problems problem.

Office Automation System

Office Automation System is a system whose job is to combine several IT equipment in a network and is centralized on a particular server. Merging IT equipment from members or workers aims to simplify and provide efficiency in terms of communication.

Transaction Processing System

This type of information system is usually used in organizations or agencies that carry out certain activities or operations on a regular basis. Examples of routine operations in question are such as conducting financial transactions, periodic re-registration, and so on.

Thus the review from About the knowledge.co.id about Information Systems, hopefully can add to your insight and knowledge. Thank you for visiting and don't forget to read other articles.