Business Key Terms

4. there are two types: primary (RAM) and secondary (a hard drive). This is where information can be stored so that it can be retrieved at a later date
5. an information system on the Internet which allows documents to be connected to other documents by hypertext links, enabling the user to search for information by moving from one document to another
6. a hardware device that routes datafrom a local area network (LAN) to another network connection
8. includes the physical parts of a computer
10. the software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals

1. Any device that allows raw data to be entered into the computer system. This is also known as a user interface.
2. piece of computer hardware or software (computer program) that provides functionality for other programs or devices, called "clients"
3. used to connect two computers to share a device such as a printer or to connect other network devices
5. a facility allowing computers, smartphones, or other devices to connect to the Internet or communicate with one another wirelessly within a particular area.
7. a combined device for modulation and demodulation, for example, between the digital data of a computer and the analog signal of a telephone line.
9. a high-capacity transmission technique using a wide range of frequencies, which enables a large number of messages to be communicated simultaneously
11. a piece of a physical circuitry component that governs the signal flow.