server, network computer, computer program, or device that processes requests from a client (see client-server architecture). On the World Wide Web, for example, a Web server is a computer that uses the HTTP protocol to send Web pages to a client’s computer when the client requests them.
Tower. A computer tower, which is also known as a computer case in a desktop computer, is a large and roomy upright case. … Mini-tower. Mini-towers are the smallest type of tower computer and typically measure less than 14 inches in height. .
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Laptops combine many of the input/output components and capabilities of a desktop computer, including the display screen, small speakers, a keyboard, data storage device, pointing devices (such as a touch pad or pointing stick), with an operating system, a processor (Central processing unit (CPU)) and memory into a ..
All-in-One (AIO) PCs are personal computers that have incorporated many components of a traditional desktop computer into a single, compact unit. These streamlined PCs can be more efficient, space-saving, and intuitive for users but have not seen significant sustained demand among consumers.
A network switch connects users, applications, and equipment across a network so that they can communicate with one another and share resources. The simplest network switches offer connectivity exclusively to devices on a single local-area network (LAN).
A router connects your devices to each other and, in hard-wired connection setups, to the modem. The router connects to your modem and then to your devices (laptops, smart TVs, printers, etc.) via either an Ethernet cable or, in the case of a wireless router, WiFi signal.
An access point is a device that creates a wireless local area network, or WLAN, usually in an office or large building. An access point connects to a wired router, switch, or hub via an Ethernet cable, and projects a WiFi signal to a designated area.
At its most basic, a firewall is essentially the barrier that sits between a private internal network and the public Internet. A firewall’s main purpose is to allow non-threatening traffic in and to keep dangerous traffic out.