The Internet

2. letters and parcels sent by post.
3. a high-speed, high-capacity digital connection which forms the axis of a local or wide area network.
4. a device that forwards data packets to the right parts of a computer network.
7. a network of computers in a wider area (a country).
8. the rate at which something happens or is done.
11. a facility allowing computers, smartphones, or other devices to connect to the internet or communicate with one another wirelessly within a particular area.
12. an instruction to a computer to provide information or perform another function.
14. an electronic device for storing and processing data.
15. a network of computers or devices in one location.
16. copy (data) from one computer system to another, typically over the internet.

1. a unit of information equal to one thousand million 230 bits.
5. a networking technology that includes the protocol, port, cable, and computer chip needed to plug a desktop or laptop into a local area network
6. the hierarchical method by which internet addresses are constructed
9. a set of rules governing the exchange or transmission of data between devices.
10. protect (a network or system) from unauthorized access
13. transfer (data) from one computer to another.