Across
- 3. operating/A specialized operating system for a network device such as a router, switch or firewall.
- 7. read an encrypted file, you must have access to a secret key or password that enables you to decrypt it.
- 9. server/a device which controls access to separately stored files, as part of a multi-user system.
- 13. node is a basic unit used in computer science. Nodes are devices or data points on a larger network
- 15. was a proprietary suite of networking protocols developed by Apple Inc. for their Macintosh computers.
- 16. area network (WAN)/a computer network in which the computers connected may be far apart, generally having a radius of more than 1 km.
- 17. per second (bps)
- 18. server/is a dedicated computer or a software system running on a computer that acts as an intermediary between an endpoint device
- 19. transmission/Data transmission is the process of sending digital or analog data over a communication medium to one or more computing, network, communication or electronic devices.
- 25. repeater is a network device that is used to regenerate or replicate signals that are weakened or distorted by transmission over long distances and through areas with high levels of electromagnetic interference (EMI).
- 26. set of guidelines for implementing networking communications between computers
- 27. a networking device that forwards data packets between computer networks.
- 28. a new, extended version of NetBIOS, the program that lets computers communicate within a local area network.
- 32. of sending or receiving information, such as telephone lines or computers.
- 33. private Network (VPN)/A virtual private network (VPN) is a network that is constructed using public wires — usually the Internet — to connect to a private network, such as a company's internal network.
- 35. server/a mail transport agent, a mail router or an Internet mailer) is an application that receives incoming e-mail from local users.
- 36. device used to connect two different networks, especially a connection to the Internet.
- 37. duplex/Refers to the transmission of data in two directions simultaneously. For example, a telephone is a full-duplex device because both parties can talk at once.
- 41. desktop computer terminal, typically networked and more powerful than a personal computer.
Down
- 1. network/A network of computers configured to allow certain files and folders to be shared with everyone or with selected users.
- 2. topology/Star networks are one of the most common computer network topologies.
- 4. a computer networking device that connects devices together on a computer network, by using packet switching to receive, process and forward data to the destination device.
- 5. refers to the original frequency range of a transmission signal before it is converted, or modulated, to a different frequency range.
- 6. topology/A ring network is a network topology in which each node connects to exactly two other nodes, forming a single continuous pathway for signals through each node - a ring
- 8. pair cable/Twisted pair cabling is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of canceling out electromagnetic interference (EMI) from external sources
- 10. range of frequencies within a given band, in particular that used for transmitting a signal.
- 11. with others to exchange information and develop professional or social contacts.
- 12. is the process of taking encoded or encrypted text or other data and converting it back into text that you or the computer can read and understand.
- 14. topology is the arrangement of the various elements (links, nodes, etc.) of a computer network.
- 20. computer or device on a network that manages network resources. There are many different types of servers
- 21. refers to one-way communications where one party is the transmitter and the other is the receiver.
- 22. central airport or other transport facility from which many services operate.
- 23. (a network or system) from unauthorized access with a firewall.
- 24. duple/allowing the transmission of signals in both directions but not simultaneously.
- 29. elevated, enclosed platform on a ship from which the captain and officers direct operations.
- 30. backup/a backup, or the process of backing up, refers to the copying and archiving of computer data so it may be used to restore the original after a data loss event.
- 31. a device) able to be attached to and used with a computer, though not an integral part of it.
- 32. cable/is a type of cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield.
- 34. rate/is the unit for symbol rate or modulation rate in symbols per second or pulses per second.
- 38. area network - a computer network that links devices within a building or group of adjacent buildings, especially one with a radius of less than 1 km.
- 39. topology/Bus topology is a specific kind of network topology in which all of the various devices in the network are connected to a single cable or line
- 40. server/is a device that connects printers to client computers over a network
- 41. server/Web servers are computers that deliver (serves up) Web pages. Every Web server has an IP address and possibly a domain name.