| A | B |
| kilobyte | a unit of memory or data equal to 1,024 bytes. |
| media | refers to the physical medium (element through which a message is communicated) on which the signals are transmitted. |
| DNS: Domain Name System | resolves host names to their respective IP addresses. |
| throughput | the actual speed of data transfer that is achieved |
| latency | the total time it takes a data packet to travel from one node to another. when a data packet is transmitted and returned back to its source, the total time for the round trip |
| End Devices | those that we as people interact with, like computers, network printers and mobile devices. It is either the source or destination of a message transmitted over the network. |
| Byte | A group of 8 bits |
| Access point | allows devices to connect to the wireless network without cables. A wireless network makes it easy to bring new devices online and provides flexible support to mobile workers. |
| Client | computer host that have software installed that enable them to request and display the information obtained from the server. |
| Infrastructure | a combined set of hardware, software, networks, facilities, etc. (including all of the information technology related equipment) used to develop, test, deliver, monitor, control, or support IT services. |
| data | A value that represents something |
| bit | an abbreviation of "binary digit" and represents the smallest piece of data. |
| bandwidth | The maximum amount of data that can pass from one point to another in a unit of time |
| switch | acts as a controller, connecting computers, printers, and servers to a network in a building or a campus. |
| router | connects multiple networks together. They also connect computers on those networks to the Internet. |
| server | Hosts that have software installed that enable them to provide information, like email or web pages, to other hosts on the network. |
| peer-to-peer | A network where computers act as both clients and servers |
| megabyte | a unit of information equal to 2 to the 20th bytes or, loosely, one million bytes. |