| A | B |
| Binary | Number system used by modern computers that uses only digits 0 and 1. |
| Write | Storing data on a storage medium. |
| Microcomputer | A computer that fits on a desktop and uses a microprocessor. |
| Byte | A group of eight bits. |
| Keyboard | Device resembling a typewriter used to input data into a computer. |
| Read | Accessing data from a storage medium. |
| CD | Disc made of mylar with reflective coating that is sealed in clear, hard plastic. |
| Server | A computer on the network of the internet that provides information. |
| Binary Code | A number system used by modern computers that uses only digits 0 and 1. |
| Machine Language | Instructions in binary code. |
| Output | Data produced by a computer program. |
| Transistor | An electronic device that replaced the vacuum tube making computers smaller and less expensive and increasing calculating speeds. |
| Mouse | An input device from which the computer can accept information. |
| Input | Data used by the computer. |
| Software | Instructions stored as electronic data that tells the computer what to do. |
| Terminal | A keyboard and monitor used to communicate with a mainframe. |
| Memory | IC's in the base unit where data can be stored electronically. |
| Printer | An output device. |
| Data | Information either entered into or produced by the computer. |
| Internet | A worldwide computer network. |