Vocabulary review

1. (abbreviated)The heart of the computer, this is the component that actually executes instructions organized in programs ("software") which tell the computer what to do.
3. (abbreviated)is an interface between a computer user and computer hardware.
5. contains the physical components of a computer.
8. Computer ___________are the devices you use to expand your system's functionality and are not essential for the computer to work.
10. A ________ is a machine that can be programmed to manipulate symbols.
11. The application of computers and internet to store, retrieve, transmit and manipulate information.
12. Many peripherals are________ devices that give you a way to input information.
13. cause (something) to pass on from one person or place to another.
14. keep or accumulate (something) for future use

2. Provides the programmint tools software developers need.
4. identify and remove errors from (computer hardware or software).
6. a printed circuit board containing the principal components of a computer or other device, with connectors for other circuit boards to be slotted into
7. the data output devices aren't_________ for the computer to operate, they're just needed to make the system useful.
9. A computer screen or a device with a screen on which words or pictures can be shown.