Transmission media A: what connects all network nodes to each other and to the network?
Network adapters B: what devices are connected to or installed in network nodes that enable the nodes to communicate?
Network operating software B: what handles requests for information, internet access, and the use of peripherals?
Network navigation device B: what helps the flow of packets between computers?
Windows server C: what is an example of network operating software?
Client A: what is a computer on which users accomplish specific tasks and make specific requests?
Server A: what is a computer that provides information or resources?
Peer-to-peer A: what network is the most common type of home network?
Client/server A: what is the most common type of centrally administered network?
Repeater C: what is installed on long cable runs to amplify the signal?
Network adapter B: what device is connected to or installed in network nodes that enables the nodes to communicate with each other and to access the network?
Router A: what device transfers packets of data between two or more networks such as a home network and the internet?
Bandwidth B: what is the term that describes the maximum speed at which data can be transmitted between two nodes on a network?
Switch B: what is device is the “traffic cop” of network, receiving data packets and sending them to their intended nodes on the same network?
802.11 A: what is the standard established in 1997 for wireless Ethernet networks?
Fiber-optic A: what media is made up of plastic or glass fibers that transmit data at extremely fast speeds?
Coaxial cable B: what media consists of a single copper wire surrounded by layers of plastic?
Twisted-pair cable C: what media is made up of copper wires that are twisted around each other and surrounded by plastic jacket?
RJ-45 B: which connector is used on unshielded twisted pair (UTP) cable?
Throughput B: what is the measurement of actual speed of data transfer that is achieved?
Peer-to-peer B: what is the most common example of a locally administered network?
Wireless access point B: what is a device that attaches to a network and provides wireless nodes with a means of wirelessly connecting to the network?
Network architecture B: what is the term that refers to the design of a network?
Power line C: what type of wired home network requires no additional wiring?
MAN D: what is a network designed to provide access to a specific geographic area, such as a city? (Metropolitan wireless network)
1. Fiber-optic cable: a cable that transmits data at close to the speed of light along glass or plastic fibers.
2. Server: computer that provides resources to other computers on a network.
3. Client: a computer that requests information from a server in a client/server network (such as your computer when you are connected to the Internet).
4. Multiple Input Multiple Output (MIMO): a design in newer routers that provides for faster wireless data transmission by utilizing more than one antenna to transmit and receive data.
5. Network-ready device: a device (such as a printer or external hard drive) that can be attached directly to a network instead of needing to attach to a computer on the network.
6. Node: "A device connected to a network such as a computer, a peripheral (such as a printer), or a communications device (such as a modem)."
7. Home network server: "A device designed to store media, share media across the network, and back up files on computers connected to a home network."
8. Switch: "A device for transmitting data on a network. A switch makes decisions, based on the media access control (MAC) address of the data, as to where the data is to be sent."
9. Network navigation device: "A device on a network such as a router, hub, and switch that moves data signals around the network."
10. Wireless range extender: a device that amplifies your wireless signal to get it out to parts of your home that are experiencing poor connectivity.
11. Network adapter: "A device that enables the computer (or peripheral) to communicate with the network using a common data communication language, or protocol."
12. Router: a device that routes packets of data between two or more networks.
13. Network: "A group of two or more computers (or nodes) that are configured to share information and resources such as printers, files, and databases."
14. Local area network (LAN): a network in which the nodes are located within a small geographic area.
15. Home area network (HAN): a network located in a home that is used to connect all of its digital devices.
16. Wide area network (WAN): a network made up of local area networks (LANs) connected over long distances.
17. Service set identifier (SSID): a network name that wireless routers use to identify themselves.
18. Ethernet network: a network that uses the Ethernet protocol as the means (or standard) by which the nodes on the network communicate.
19. Client/server network: "A network, consisting of client and server computers, in which the clients make requests of the server and the server returns the response."
20. media access control (MAC) address: "A physical address, similar to a serial number on an appliance, that is assigned to each network adapter; it is made up of six 2-digit characters such as 01:40:87:44:79:A5."
21. Coaxial cable: a single copper wire surrounded by layers of plastic insulation and sheathing; used mainly in cable television and cable Internet service.
22. Packet (data packet): a small segment of data that is bundled for sending over transmission media. Each packet contains the address of the computer or peripheral device to which it is being sent.
23. Firewall: a software program or hardware device designed to prevent unauthorized access to computers or networks.
24. Network-attached storage (NAS): device specialized computing device designed to store and manage network data.
25. Metropolitan area network (MAN): a wide area network (WAN) that links users in a specific geographic area (such as within a city or county).
26. 802.11 standard: "A wireless standard established in 1997 by the Institute of Electrical and Electronics Engineers; also known as Wi-Fi (short for Wireless Fidelity), it enables wireless network devices to work seamlessly with other networks and devices."
27. Network interface card (NIC): an expansion card that enables a computer to connect other computers or to a cable modem to facilitate a high-speed Internet connection.
28. Hacker: anyone who unlawfully breaks into a computer system (whether an individual computer or a network).
29. Cat 6 cable: A UTP cable type that provides more than 1 GB of throughput.
30. Twisted pair cable: cables made of copper wires that are twisted around each other and are surrounded by a plastic jacket (such as traditional home phone wire).
31. Unshielded twisted pair (UTP) cable: the most popular transmission media option for Ethernet networks. UTP cable is composed of four pairs of wires that are twisted around each other to reduce electrical interference.
32. Transceiver: "In a wireless network, a device that translates the electronic data that needs to be sent along the network into radio waves and then broadcasts these radio waves to other network nodes."
33. Network operating system (NOS): "Software that handles requests for information, Internet access, and the use of peripherals for the rest of the network nodes."
34. Network administrator: "Someone who has training in computer and peripheral maintenance and repair, network design, and the installation of network software; installs new equipment, configures computers for users, repairs equipment, and assigns network access to users."
35. Firmware: system software that controls hardware devices.
36. Wi-Fi (Wireless Fidelity): the 802.11 standard for wireless data transmissions established by the Institute of Electrical and Electronics Engineers (IEEE).
37. Backward compatibility: the accommodation of current devices being able to use previously issued software standards in addition to the current standards.
38. Throughput: the actual speed of data transfer that is achieved. It is usually less than the data transfer rate and is measured in megabits per second (Mbps).
39. Network architecture: the design of a computer network; includes both physical and logical design.
40. Internet appliance: "The main function of an Internet appliance is easy access to the Internet, social networking sites, e-mail, video, news, and entertainment."
41. Data transfer rate (bandwidth): the maximum speed at which data can be transmitted between two nodes on a network; usually measured in megabits per second (Mbps).
42. Gigabit Ethernet: the most commonly used wired Ethernet standard deployed in devices designed for home networks which provides bandwidth of up to 1 Gbps.
43. Piggybacking: the process of connecting to a wireless network without the permission of the owner of the network.
44. Peer-to-peer (P2P) sharing: the process of users transferring files between computers.
45. Transmission media: the radio waves or cable that transport data on a network.
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