Serviço de alojamento Web

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Web hosting service is a type of internet[3] service that allows individuals and businesses to make their websites accessible on the World Wide Web[1]. It involves storing sítio Web[4] data on powerful servers located in data centers. There are various types of web hosting, including shared hosting, where multiple websites share server resources, dedicated hosting, where a single server is devoted to a single website, and virtual dedicated server, which provides users with divided server resources. Some web hosting services also offer specialized types of hosting like image hosting, video hosting, blogue[6] hosting, and e-commerce hosting. The reliability and security[5] of a web hosting service are key considerations, as they protect customer[2] sites from potential attacks and ensure maximum uptime.

Definições de termos
1. World Wide Web ( World Wide Web ) A World Wide Web, frequentemente designada por Web, é uma plataforma de sistema de informação generalizada com a qual milhares de milhões de pessoas interagem diariamente. Inventada por Tim Berners-Lee em 1989 na Organização Europeia para a Investigação Nuclear (CERN), a Web foi concebida para suportar ligações entre múltiplas bases de dados em diferentes computadores. A sua função é facilitar a partilha de conteúdos através da Internet de uma forma fácil de utilizar. Isto é conseguido através de servidores Web que disponibilizam documentos e conteúdos multimédia. Os utilizadores podem localizar e aceder a estes recursos através de Localizadores Uniformes de Recursos (URL). A Web suporta vários tipos de conteúdos e permite uma navegação fácil entre sítios Web através de hiperligações. A sua utilização estende-se a vários sectores, incluindo a educação, o entretenimento, o comércio e a administração pública, com informações fornecidas por empresas, organizações, agências governamentais e utilizadores individuais.
2. customer.
1 The primary entity in this text is the 'customer.' A customer is an individual or entity that purchases goods or services from a business. They are crucial participants in the commercial landscape, forming relationships with businesses through transactions. Customers can also be classified as 'clients,' especially when they receive tailored advice or solutions from a business. The term 'client' originates from Latin, implying a sense of leaning or bending towards a business. Customers vary in types - from end customers who directly buy products or services, to industrial customers who incorporate these goods or services into their own offerings. These customers can have different relationships with the business, such as being employers in construction projects. Businesses often segment their customers into different categories, like entrepreneurs or end users, to better understand and serve them. The understanding and management of customer relationships is a critical area of study and practice in business.
2 The primary entity in this text is the 'customer.' A customer is an individual or entity that purchases goods or services from a business. They are crucial participants in the commercial landscape, forming relationships with businesses through transactions. Customers can also be classified as 'clients,' especially when they receive tailored advice or solutions from a business. The term 'client' originates from Latin, implying a sense of leaning or bending towards a business. Customers vary in types - from end customers who directly buy products or services, to industrial customers who incorporate these goods or services into their own offerings. These customers can have different relationships with the business, such as being employers in construction projects. Businesses often segment their customers into different categories, like entrepreneurs or end users, to better understand and serve them. The understanding and management of customer relationships is a critical area of study and practice in business.

A web hosting service is a type of Internet hosting service that hosts sítios Web for clients, i.e. it offers the facilities required for them to create and maintain a site and makes it accessible on the World Wide Web. Companies providing web hosting services are sometimes called web hosts.

An example of rack mounted servers

Typically, web hosting requires the following:

  • one or more servers to act as the host(s) for the sites; servers may be physical or virtual
  • colocation for the server(s), providing physical space, electricity, and Internet connectivity;
  • Sistema de nomes de domínio configuration to define name(s) for the sites and point them to the hosting server(s);
  • a servidor web running on the host;
  • for each site hosted on the server:
    • space on the server(s) to hold the files making up the site
    • site-specific configuration
    • often, a database;
    • software and credentials allowing the client to access these, enabling them to create, configure, and modify the site;
    • correio eletrónico connectivity allowing the host and site to send email to the client.
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