Introduction to Big Data Big data is a term used to describe datasets that are so large and complex that they become difficult to process using traditional data processing applications. Big data is characterized by its volume, velocity, and variety. Volume refers to the sheer size of big data datasets. These datasets can be petabytes … Read more
Information system development life cycle The systems development life cycle (SDLC) is a framework for planning, creating, testing, and deploying an information system. It is a conceptual model used in project management that describes the stages involved in an information system development project, from an initial feasibility study through maintenance of the completed application. Various … Read more
Acquiring Information Systems and Applications Information systems and applications are essential for businesses of all sizes. They can help businesses to improve efficiency, productivity, and customer service. However, acquiring information systems and applications can be a complex and expensive process. It is important to carefully consider the needs of the business and to choose the … Read more
ERP Enterprise Resource Planning (ERP) is a software solution that integrates and automates core business processes across multiple departments, including accounting, finance, manufacturing, sales, and human resources. ERP systems provide a single source of truth for all business data, which can help businesses improve efficiency, reduce costs, and make better decisions. ERP systems typically support … Read more
Functional Area Information System A functional area information system (FAIS) is a computer-based system that supports the information needs of a specific functional area of a business, such as accounting, marketing, or production. FAIS are typically designed to support the operational, tactical, and strategic decision-making needs of managers in the functional area. Examples of Functional … Read more
Transaction Processing Systems (TPS) A transaction processing system (TPS) is a software system or software/hardware combination that supports transaction processing. Transaction processing is the capture, storage, modification, and retrieval of the data transactions of an enterprise. TPSs are designed to be highly reliable and efficient, and to provide predictable response times to requests. Characteristics of … Read more
Information System within Organization An information system (IS) is a system that collects, stores, processes, and distributes information. ISs are used in all types of organizations, from small businesses to large enterprises. They play a vital role in helping organizations to achieve their goals by providing the information and tools that employees need to make … Read more
Cloud Computing Models Cloud computing is a broad term that refers to the delivery of computing services over the internet. These services can include anything from computing power and storage to software and applications. Cloud computing offers a number of benefits to businesses and individuals, including scalability, flexibility, and cost savings. There are three main … Read more
Pervasive Computing Pervasive computing, also known as ubiquitous computing, is a concept in software engineering, hardware engineering and computer science where computing is made to appear anytime and everywhere. In contrast to desktop computing, pervasive computing can occur using any device, in any location, and in any format. Pervasive computing is enabled by a number … Read more
Wired and Wireless Technology Wired and wireless technology are two different ways of connecting devices to each other and to the internet. Wired technology uses physical cables to connect devices, while wireless technology uses radio waves or other forms of electromagnetic radiation. Wired technology is generally considered to be more reliable and secure than wireless … Read more
