Computer architecture

2. A single integrated circuit performing the basic functions of the central processing unit in a small computer.
5. The act or process of calculating an answer or amount by using a machine.
8. A set of instructions that form part of an electronic device and allow it to communicate with a computer or with other electronic devices.
9. Connected to a computer or other device by a wire.
11. An amount of something that is used, or the process of using something.
12. To open a computer file, a website, etc. in order to look at or change information in it.

1. The act or process of executing.
3. The process of saving and keeping information, music, etc. on a computer.
4. A system for connecting computers into networks (= groups of computers that are used together).
6. Not needing wires to make a connection or to communicate.
7. The design and structure of a computer system, which controls what equipment can be connected to it and what software can operate on it.
10. The main part of a computer which contains the CPU.