| Algorithm | 1&2 | A precise set of ordered steps that can be followed by a human or a computer to achieve a task |
| Attribute (property) | 1&2 | A word or a phrase that can be used to describe an object such as its colour, size, or price |
| Browser | 2 | SEE: Web browser |
| Code | 1&2 | The commands that a computer can run |
| Code snippet | 1&2 | A section of a program viewed in isolation |
| Command | 1&2 | A single instruction that can be used in a program to control a computer |
| Computer | 1&2 | A programmable machine that accepts and processes inputs and produces outputs (input, process, output; IPO) |
| Computer network | 2 | A group of interconnected computing devices |
| Computer system | 2 | A combination of hardware and software that can have data input to it, which it then processes and outputs. It can be programmed to perform a variety of tasks. |
| Condition | 2 | A statement that can be either True or False |
| Condition-controlled loop | 2 | SEE: Loop (condition-controlled) |
| Count-controlled loop | 2 | SEE: Loop (count-controlled) |
| Data | 1&2 | A letter, word, number etc. that has been collected for a purpose, but stored without context |
| Data set | 2 | A collection of related data |
| Debugging | 1&2 | The process of finding and correcting errors in a program |
| Decompose | 2 | To break down a task into smaller, more achievable steps |
| Digital device | 2 | A computer or a device with a computer inside that has been programmed for a specific task |
| Domain name | 2 | The part of a website’s URL that is user friendly and identifies that it is under the control of a particular person or organisation e.g. raspberrypi.org |
| Execute (run) | 2 | SEE: Run |
| Hardware | 2 | The physical parts of a computer system |
| HTML (HyperText Markup Language) | 2 | A standardised language used to define the structure of web pages |
| Hyperlink | 2 | (Also: link, weblink) Text or media that when clicked, takes the user to another specified location (URL) |
| Infinite loop | 2 | SEE: Loop (infinite) |
| Information | 1&2 | Data put into a context that provides meaning |
| Information technology | 1 | The study, use, and development of computer systems for storing, processing, retrieving, and sending information |
| Input | 2 | Data that is sent to a program to be processed |
| Input device | 2 | A piece of hardware used to control, or send data to, a computer |
| Internet | 2 | The global system of interconnected computer networks |
| Loop | 2 | (Count-controlled, condition-controlled, or infinite) Commands that repeatedly run a defined section of code |
| Loop (condition-controlled) | 2 | A command that repeatedly runs a defined section of code until a condition is met |
| Loop (count-controlled) | 2 | A command that repeatedly runs a defined section of code a predefined number of times |
| Loop (infinite) | 2 | A command that repeatedly runs a defined section of code indefinitely |
| Network | 2 | SEE: Computer network |
| Object | 1 | Something that can be named and has other attributes (properties), which can be labelled |
| Object | 2 | Something that is uniquely identifiable and has attributes |
| Output | 2 | The result of data processed by a computer |
| Output device | 2 | A piece of hardware that is controlled by outputs from a computer |
| Procedure | 2 | A named set of commands that can be called multiple times throughout a program. This type of subroutine does not return a value. |
| Process | 2 | A program, or part of a program, that is running on a computer |
| Program | 1&2 | A set of ordered commands that can be run by a computer to complete a task |
| Property (attribute) | 1 | A word or a phrase that can be used to describe an object such as its colour, size, or price |
| Repetition | 2 | Part of a program where one or more commands are run multiple times in a loop |
| Router | 2 | A device that manages the flow of data between computer networks |
| Run (execute) | 1&2 | To action the commands in a program |
| Selection | 2 | Part of a program where if a condition is met, then a set of commands is run |
| Server | 2 | A networked computer that manages, stores, and provides data such as files to other computers |
| Software | 2 | The programs used to control computers and perform specific tasks |
| Stored (data) | 2 | Data kept digitally so that it can be accessed by a computer |
| Subroutine | 2 | A named sequence of commands designed to perform a specific task |
| Switch (network switch) | 2 | A device that manages the flow of data packets within a computer network |
| Technology | 1 | The use of scientific knowledge for practical purposes |
| URL (Uniform Resource Locator) | 2 | The address of a file on the internet |
| Variable | 2 | A named piece of data (often a number or text) stored in a computer’s memory, which can be accessed and changed by a computer program |
| Web | 2 | SEE: WWW (World Wide Web) |
| Web address | 2 | SEE: URL (Uniform Resource Locator) |
| Web browser | 2 | A program used to view, navigate, and interact with web pages |
| Web page | 2 | A HTML document viewed using a web browser |
| Website | 2 | A collection of interlinked web pages, stored under a single domain |
| WiFi | 2 | A technology that allows devices to wirelessly access a network and transfer data |
| WAP (Wireless Access Point) | 2 | A network device that allows wireless computing devices to connect to a wired network |
| WWW (World Wide Web) | 2 | A service provided via the internet that allows access to web pages and other shared files |