| A | B |
| Computer system | Includes computer hardware and software |
| Hardware | The physical parts of a computer |
| Software | The intangible parts of a computer system |
| Programs | Data routines that the computer uses to perform a specific task. |
| Architecture or configuration | The design and construction of a computer |
| Specifications | The technical details about each hardware component |
| Data | Numbers, words, figures, sounds, and graphics that describe people, events, things and ideas |
| Processing | Modifying data |
| Motherboard | A circuit board where processing tasks happen |
| Microprocessor;Processor; CPU (Central Processing Unit) | The brain of the computer. It is found on the motherboard and is responsible for executing instructions. |
| Cards | Removable circuit boards that can be inserted into slots on the motherboard to expand the capacities of the computer. Example: a sound card |
| Input | The data or set of instructions you give to a computer |
| Input device | A keyboard or mouse that you use to give commands to a computer |
| Commands | Input instructions that tell the computer how to process data |
| Output | The result of the computer processing the input you provide (printed documents, pictures, audio, video) |
| Output devices | Computers produce output using a monitor or a printer; these are output devices |
| Peripheral Devices | Additional components a computer needs to accomplish the input, output and storage functions. |