Asymmetric Digital Subscriber Line
Type of internet connection working through the copper wires of your landline.
Basic Input/Output System
A software your device uses on startup.
Broadband over Powerlines
Type of internet connection transmitted over electrical power lines.
Command Line Interface
Allows users to process commands to a computer program in the form of lines of text.
The default CLI for Microsoft Windows.
Central Processing Unit
The main processor, or brain of a computer. It performs basic arithmetic, logic input/output, and controlling operations specified by the instructions of a program
Dynamic Host Configuration Protocol
A network management protocol used to automatically configure devices on IP networks.
Domain Name System
Converts hostnames such as www.google.com to computer-friendly IP addresses such as 192.168.1.1
Digital Subscriber Line
Type of internet service allowing a user access to the internet through the phone line.
Type of fibre internet connection which runs from the exchange to the cabinet, and through copper lines to the home.
Type of fibre internet service which runs directly to the home.
Fair Usage Policy
Data limit set by the provider.
Unit of measurement for storage capacity or file size.
Gigabit per Second
Measures data transfer rate. 1Gbps equals 1000Mbps.
A derived unit of frequency.
Graphics Processing Unit
A specialized processor in a device to accelerate graphics rendering.
Graphical User Interface
A visual interface that allows users to interact with electronic devices through graphic elements, instead of a command-line interface (CLI).
Hard Disk Drive
Mechanical storage device which stores and retrieves digital data using magnetic storage.
Internet Service Provider
The industry term for a company that provides internet service.
Instant Message Access Protocol
A standard internet protocol allowing users to retrieve emails hosted by an online server. These emails will be kept online unless manually removed and can be accessed anywhere from any device.
A set of rules dictating how data is exchanged online. An IP address is a numerical label for each device connected to a network that uses the internet protocol for communication.
Kilobits per Second
Measures data transfer rate. 1,000Kbps equals 1Mbps.
Local Area Network
A computer network that interconnects devices within a limited area such as offices, universities, schools, and homes.
Long Term Evolution
A term for a specific type of 4G service.
Measurement for file sizes or storage capacity.
Megabits per Second
Measures data transfer rate. 1000Mbps equals 1Gbps.
Measurement of time. Often used when referring to Ping.
Network Address Translation
A router will group multiple device's IP addresses in a local network, then translate them into one single public IP address.
Near Field Communication
Set of communication protocols for transmitting data between two electronic devices up to a distance of 4cm. Most commonly used on phones to transfer data wirelessly.
Network Interface Card
A hardware component embedded into the device that allows you to connect to a network. Each device's NIC has different capabilities which may impact speeds.
System software that allows you to control and manage the computer's hardware and software resources. Windows, macOS, and Linux are all types of operating systems.
Portable Document Format
Type of file format. It can present documents, images, and text formatting in certain applications.
Power Over Ethernet
Allows electrical power through the ethernet cable along with the data. Some wireless internet providers use this method to power an antenna, to avoid running a separate power cable.
Post Office Protocol
Mail protocol used to download emails from your internet mail server. Once downloaded, the emails are removed from the online server.
Random Access Memory
Allows applications to store and access data on a short-term basis. The more applications or programs running, the more RAM required.
Electronic storage built into a device that cannot be electronically modified.
Simple Mail Transfer Protocol
A communication protocol that allows electronic mail transmission.
Solid State Drive
A storage device that uses flash-based memory. It is now replacing HDD due to its operating speed.
Service Set Identifier
Wireless routers broadcast out SSIDs, commonly known as a wireless network name or signal.
Uninterruptible Power Supply
An electrical device that provides emergency power should the main power fail.
Uniform Resource Locator
A web address that is given to a certain piece of resource on the web.
Very High Bit Rate Digital Subscriber Line
Type of internet connection working through the copper wires of your landline, which is faster than ADSL.
A phone service that is delivered over the internet.
Virtual Private Network
Allows you to create a secure connection to another network over the internet and provides privacy, anonymity and can be used to restrict access to certain websites.
Video Random Access Memory
Is used to store image data to help with the execution of graphics displays on your screen.
Wide Area Network
Telecommunications network that is not specific to a single location.
Wireless Local Area Network
A wireless network that allows devices to communicate and connect wirelessly, unlike LAN which communicates through ethernet cables.
Wi-Fi Protected Access
Internet security standard used for wireless internet connections.
Wi-Fi Protected Access 2
Security method for wireless networks that provides stronger protection than WPA for network access and data control.
World Wide Web
Network information system or body of knowledge where you can access resources.