In software engineering, multitier architecture is a client–server architecture in which presentation, application processing and data management functions are physically separated. The most widespread use of multitier architecture is the three-tier architecture.
Oracle Corporation is an American multinational computer technology company headquartered in Austin, Texas, United States. In 2020, Oracle was the third-largest software company in the world by revenue and market capitalization. The company sells database software and cloud computing. Oracle's core application software is a suite of enterprise software products, such as enterprise resource planning (ERP) software, human capital management (HCM) software, customer relationship management (CRM) software, enterprise performance management (EPM) software, and supply chain management (SCM) software.
Unisys Corporation is an American multinational information technology (IT) services and consulting company founded in 1986 and headquartered in Blue Bell, Pennsylvania. The company provides digital workplace, cloud applications & infrastructure, enterprise computing, business process, AI technology and data analytics services.
Accenture plc is an Irish-American professional services company based in Dublin, specializing in information technology (IT) services and consulting. A Fortune Global 500 company, it reported revenues of $64.1 billion in 2023. Accenture's current clients include 91 of the Fortune Global 100 and more than three-quarters of the Fortune Global 500. As of 2022, Accenture is considered the largest consulting firm in the world by number of employees.
HCL Technologies Limited, d/b/a HCLTech, is an Indian multinational information technology (IT) consulting company headquartered in Noida. The founder of HCLTech is Shiv Nadar. It was spun out in 1991 when HCL entered into the software services business. The company has offices in 52 countries and over 225,944 employees.
Software as a service is a software licensing and delivery model in which software is licensed on a subscription basis and is centrally hosted. SaaS is also known as on-demand software, web-based software, or web-hosted software.
Mindtree Limited was an Indian multinational information technology services and consulting company, headquartered in Bangalore. Mindtree was acquired by Larsen & Toubro in 2019, before being merged with L&T Infotech (LTI) in 2022 to form LTIMindtree.
SharePoint is a web-based collaborative platform that integrates natively with Microsoft 365. Launched in 2001, SharePoint is primarily sold as a document management and storage system, although it is also used for sharing information through an intranet, implementing internal applications, and for implementing business processes.
Microland is an technology company, headquartered in Bangalore. It was founded by Pradeep Kar. The company employs more than 4,500 workers across its offices in Asia, Australia, Europe, Middle East, and North America. The company's services include digital networks, digital infrastructure, digital application, digital workplace, IIoT services and cybersecurity.
Cloud computing is the on-demand availability of computer system resources, especially data storage and computing power, without direct active management by the user. Large clouds often have functions distributed over multiple locations, each of which is a data center. Cloud computing relies on sharing of resources to achieve coherence and typically uses a pay-as-you-go model, which can help in reducing capital expenses but may also lead to unexpected operating expenses for users.
Samsung SDS Co., Ltd., established in 1985 as a subsidiary of Samsung Group, is a provider of Information Technology (IT) services, including consulting, technical, and outsourcing services. SDS is also active in research and development of emerging IT technologies such as Artificial Intelligence (AI), Blockchain, Internet of Things (IoT) and outsourcing in engineering. In 2019, Samsung SDS reported a net profit of 750.4 billion won, an increase of 17.5% year-on-year. The company is estimated to have the 11th most valuable brand among global IT service companies, at US$3.7 billion as of January 2020. Samsung SDS has headquarters in South Korea and eight other overseas subsidiaries, one in America, Asia-Pacific, China, Europe, Latin America, Middle East, India, and Vietnam.
Tetra Tech, Inc. is an American consulting and engineering services firm based in Pasadena, California. The company provides consulting, engineering, program management, and construction management services in the areas of water, environment, infrastructure, resource management, energy, and international development. Specific services for consulting and engineering projects include applied science, information technology, engineering, design, construction management, and operations and maintenance.
Electronic Data Systems (EDS) was an American multinational information technology equipment and services company headquartered in Plano, Texas, which was founded in 1962 by Ross Perot. The company was a subsidiary of General Motors from 1984 until it was spun off in 1996. EDS was acquired by Hewlett-Packard in 2008.
Mobile Business Intelligence is defined as “Mobile BI is a system comprising both technical and organizational elements that present historical and/or real-time information to its users for analysis on mobile devices such as smartphones and tablets, to enable effective decision-making and management support, for the overall purpose of increasing firm performance.”. Business intelligence (BI) refers to computer-based techniques used in spotting, digging-out, and analyzing business data, such as sales revenue by products and/or departments or associated costs and incomes.
Cherokee Nation Businesses, LLC (CNB) is an American conglomerate holding company headquartered in Catoosa, Oklahoma that oversees and manages several subsidiary companies. CNB is a wholly owned subsidiary of the Cherokee Nation, the largest Native American tribe by population in the United States. CNB operates in the following industries: aerospace and defense, hospitality and entertainment, environmental and construction services, information technology, healthcare, and security and safety.
HP ConvergedSystem is a portfolio of system-based products from Hewlett-Packard (HP) that integrates preconfigured IT components into systems for virtualization, cloud computing, big data, collaboration, converged management, and client virtualization. Composed of servers, storage, networking, and integrated software and services, the systems are designed to address the cost and complexity of data center operations and maintenance by pulling the IT components together into a single resource pool so they are easier to manage and faster to deploy. Where previously it would take three to six months from the time of order to get a system up and running, it now reportedly takes as few as 20 days with the HP ConvergedSystem.
Oracle Cloud is a cloud computing service offered by Oracle Corporation providing servers, storage, network, applications and services through a global network of Oracle Corporation managed data centers. The company allows these services to be provisioned on demand over the Internet.
The United Nations Global Service Centre (UNGSC) is United Nations Peacekeeping office based in Brindisi, Italy, as well as Valencia, Spain that provides logistics, geospatial intelligence, IT services and training to peacekeeping and special political missions around the world.
IBM Cloud is a set of cloud computing services for business offered by the information technology company IBM.
Kyndryl, Inc. is a multinational information technology infrastructure services provider. Headquartered in New York City and created from the spin-off of IBM's infrastructure services business in 2021, the company designs, builds, manages and develops large-scale information systems. The company also has business advisory services. It is currently the world's largest IT infrastructure services provider, and the fifth-largest consulting provider.
