information system Archives « Online Class Notes

What is Information Technology? What are the contributions of Information Technology (IT)?

Computer Fundamentals, Computer Networking, Definition, Functions, Purposes, Roles / By Tanmay Chakrabarty / September 17, 2022

Information Technology Information technology is the technology of storing data or information and using the stored data. The branch of technology concerned with the dissemination, processing and storage of information, especially by means of computers. Oxford English dictionary Information technology is basically an integrated technology which has emerged as information technology after long practice in …

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Explain evaluation of information systems.

Computer Fundamentals, Explanation, Notes / By Tanmay Chakrabarty / August 29, 2020

The measurement of the efficiency of information systems is the evaluation of information systems. The evaluation of information systems depends on the amount of efficiency in workflow and management an organization achieved by implementing an information system. Evaluation of information systems is measured based on a few criteria as follows:

What are the types of information systems? Explain.

Computer Fundamentals, Explanation, Notes, Types Of / By Tanmay Chakrabarty / August 29, 2020

An organization’s management generally includes one or more levels depending on the size of the organization and it’s managing areas. Different types of information systems are required for different purposes of these levels. However, information systems can be categorized as follows,

What are the roles of computer in Information System?

Computer Fundamentals, Notes, Roles / By Tanmay Chakrabarty / August 29, 2020

Information systems are in use from an ancient time. With the development of computing technology, computers became an important part of today’s modern information systems which satisfies speed, dependability etc.

What is information systems? What are the components or resources of information systems?

Computer Fundamentals, Definition, Notes, Properties / By Tanmay Chakrabarty / August 29, 2020

Systems that collect, verify, store, process, report and update data to output valuable and useful information are called information systems. Information systems are being used from ancient time period. With the development of computing technologies and it’s uses, modern information systems are computer based information systems which can process billions of data to output desired information in seconds or minutes. Various types of computer based information systems are available.

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