IT terms

3. Standsfor one picture element (one dot on a computer monitor). commonly used as a unit of measurement.
6. An unexpected problem with software or hardware. Typical problems are often the result of external interference with the program’s performance that was not anticipated by the developer.
8. The physical components of a computer including the keyboard, monitor, disk drive, and internal chips and wiring.
10. A collection of information organized so that a computer application can quickly access selected information.
12. A person (or software) using an information system
13. The manipulation of data to prevent accurate interpretation by all but those for whom the data is intended.
14. A set of rules that regulate how computers exchange information.
16. A barrier that acts as a security system to protect trusted computer systems and networks from outside connections and untrusted networks, such as the Internet.
17. A point within a network that interconnects with other networks.

1. A binary digit (either 0 or 1). it is the most basic unit of data that can be recognized and processed by a computer.
2. A group of interconnected computers capable of exchanging information.
4. Software programs designed to damage or do other unwanted actions on a computer. common examples: viruses, worms, trojan horses, and spyware.
5. A handheld device used with a graphical user interface system.
6. A measurement of the amount of data that can be transmitted over a network at any given time.
7. A secret combination of characters used to access a secured resource such as a computer, a program, a directory, or a file. often used in conjunction with a username.
9. An area on a disk that contains files or additional divisions called "subdirectories" or "folders".
10. The method by which users access and save or "pull down" software or other files to their own computers from a remote computer via the Internet.
11. A computer that is responsible for responding to requests made by a client program (e.g., a web browser or an e-mail program) or computer.
15. A widely used Open Source Unix-like operating system.
18. A penguin character and the official brand character of the Linux kernel.