it homework

1. a set of rules that governs the delivery of data over the Internet or other network that uses the Internet Protocol
4. a computer or computer program which manages access to a centralised resource or service in a network
6. the movement of data (bits) between at least two digital devices.
8. the external and internal devices and equipment that enable you to perform major functions such as input, output, storage, communication, processing, and more.
9. An Internet Protocol address
11. the effective centre of a network.
12. uses of radio frequency connections between nodes in the network.
15. In telecommunications and computer networking, a network packet is a formatted unit of data carried by a packet-switched network.
16. A communication protocol is a system of rules that allows two or more entities of a communications system to transmit information

2. a set of computers sharing resources located on or provided by network nodes
3. a type of cable that connects devices to an Ethernet or other type of network.
5. a range of frequencies within a given band, in particular that used for transmitting a signal.
7. a global computer network providing a variety of information and communication facilities
10. uses cables to connect devices, such as laptop or desktop computers, to the Internet or another network.
13. a device that forwards data packets to the appropriate parts of a computer network.
14. a message sent via computer