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IT: Networking Vocab

Subject : it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The fact that wireless signals follow a number of paths to their destination






2. (metropolitan area network) used with a handful of buildings and larger then a LAN - connects two or more Lans






3. Open System Interconnection






4. Is a TCP/IP service that converts a computer or domain name to an IP address or that converts an IP address to a computer or domain name.






5. Length of time it takes for a packet to go from sender to receiver - then back to sender; measured in milliseconds






6. Physical layer. 1 gpbs throughput. baseband transmission. max length is 100 meters. cat 5e or higher utp. twisted pair.






7. Crimp into pins 1 and 2 of RJ 45 connector






8. Form of transmission in which signals are modulated as radiofrequency analog pulses with different frequency ranges; does not involve binary coding






9. A network design in which every node is connected to every other note - achieving fault tolerance.






10. A 32 bit number that - when combined with a device's IP address - indicates the kind of supernet to which the device belongs.






11. An app. that provides centralized authentication and authorization services for a network.






12. Simple Network Management Protocol






13. LC






14. Manages IP address allocation and the domain name system






15. Not individually insulated but shielded. use when there is noise.






16. Also called the physical or device address - the hexadecimal number permanently assigned to a network interface and used by the MAC sublayer within the DATA Link layer (Layer 2).






17. 1) A computer (mainframe - minicomputer - server - or workstation) that has an operating system enabling multiple computers to access it at the same time for files - data - and services. Programs and information may be processed at the host - or they






18. A route discovery and analysis utility that comes with UNIX and Linux operating systems. Mtr combines with functions of the ping and traceroute commands and delivers an easily readable chart as its output






19. Style of data transmission in which the pulses that represent bits follow one another along a single transmission line; sequentially issued






20. Radio frequency interference. interference caused by radio.






21. Defines host IP in packet headers






22. A drawback of certification






23. Professional organization with 90 chapters around the world that helps to establish technical standards for the internet






24. Electronics industries Alliance






25. Layer 1






26. MT-RJ






27. A combination of LAN's - MAN's - or WAN's that provides computer users with an array of computer and network resources to complete different tasks.






28. Any device connected to a network - such as a microcomputer - mainframe - midrange computer - network equipment - or printer. Also called a node.






29. Direct-sequence spread spectrum: signal bits are distributed over a frequency band






30. A switchhing method that creates separte channels on one communication medium by establishing different frequencies for each channel.






31. A connecting device for a network that accepts messages and broadcasts them out to the rest of the network.






32. Transmission control Protocol/Internet protocol






33. Hardware device typically used to connect multiple LANs






34. A combination of techniques used to detect an intrusion and then to trace it back to its source






35. Teflon-coated cable that is used in plenum area because it does not emit a toxic vapor when burned






36. EFS






37. A network on which any computer can communicate with other networked computers on an equal (peer) basis without going through an intermediary - such as a server. Peer-to-peer networking enables each computer to offer and access shared resources - suc






38. A cable TV company - such as Comcast Broadband.






39. Layer 5 through 7 Troubleshooting






40. PPTP






41. A network that any user can access with no restrictions. the most familiar example of a public network is the Internet






42. A connecting device for a network that accepts messages and passes them on to other parts of the network. Generally more intelligent than a hub.






43. A type of multimode fiber-optic cable that reflects the light-based signals like a mirror within the cable - resulting in different signals arriving at different times and with an increased likeihood of distortion over longer cable runs.






44. Transport Layer






45. The part of a network to which segments and significant shared devices connect






46. Institute of electrical and electronics engineers






47. The actual data - any communication that encodes a message






48. The way nodes responds to a collision






49. Addresses packet size






50. Has 25 pins also commonly used with serial communication that conforms to the rs-232 standard







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