An explansion board you insert into your computer so the computer can be connected to a network

An interface is a point of interaction with software, hardware or peripheral devices such as a computer monitor or keyboard. An interface hub is where there are several interfaces together in one place.

Hard disk drives are today's fastest permanent storage media and have a large capacity. For this two reasons they are the most used storage medium in computers and servers. When buying a new hard disk, there are three important things to consider: - The connection of the disk to the computer or other device you will be using it with has a big influence on the speed with which data can be read from/written to the disk. Make sure the connection of the disk you buy is compatible with your computer! - The rotational speed is also important for the speed with which data can be read from/written to the disk and determines the time it takes to find a file on the disk. - Last but not least, the storage capacity of the disk, i.e. the amount of data that can be stored on the disk.

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Also known as a solid state disk or electronic disk, this is a data storage device for a computer using integrated circuit assemblies as memory to store data persistently.

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The IP (Internet Protocol) is the principle communications protocol in the internet protocol suite. IP communication servers allow IP communication.

An Internet Protocol (IP) phone, also known as a VoIP phone (Voice over IP) uses technologies for placing and transmitting telephone calls over an IP network, such as the Internet, instead of the traditional public switched telephone network (PSTN).