Final review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is not true about an overlay network? | It was part of the traditional planning for interechange netowrk to handle voice, data, and video on the same circuits
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| What is not true about network design? | In designing LAN networks, network designers, tend to err on the side of building to small a network.
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| The goal of the needs analysis step is to produce a __________, or statement of the network elements necessary to meet the needs of the organization. | Logical network design.
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| What is not an example of identifying protocols that are needed to support hardware and software requirements of applications that will use the network? | an application will use HTTP over TCP/IP.
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| What is not a type of circuit capacity that needs to be considered in technology design. | Ethernet
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| There are some networks modeling tools that can _________ the existing network. | Discover
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| _______ is used to model the behavior of the planned communication network once the proposed network map is complete. | Post-Implementation review.
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| The physical network diagram is done: | after the RFP is sent out, before the vendors are selected.
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| National ISPs connect together and exchange data at_______ | Network access points.
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| A _______ is used by ISPs to authenticate to customers. | Remote - access server.
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| The______ is the connections from a home or business to the telephone company and office. | Local Loop
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| Very-High-Data-Rate DSL uses multiplexing to provide _______ channels? | Three channels
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| Wireless DSL requires____to be effective. | tall buildings or towers.
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| A_____ contains a series of cable modems/mulitplexers and converts the data from cable modem protocols into protocols needed for the internet traffic.? | Cable modem termination system.
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| ______is designed to enable the use of normal Web applications on computers and devices with small display screens operating at low speeds. | Wireless application protocol
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| A tranceiver at the WAP gateway passes requests to a ________server from a hand held device. | Wireless telephone application
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| A ____translates a wireless application request to HTTP and sends it over the internet to the designed web server. | WAP proxy
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| In passive optical networking, the optical signal has a maximum lenth of about...? | 10 miles
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| _____ is being pioneered by Yipes.com | The Abilene network.
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| one advantage of ____ is that no conversations between lan and wan protocols are needed | Ethernet to the home.
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| The closest the internet has to an owning organization is the...? | Internet Society
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| The____ is responsible for technical management of IETF and the Internet Standards process. | Internet Engineering Steering Committee.
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| Internet 2 is also known as: | The Abilene Network
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| Another major high-speed network experimenting with long distance Ethernet over fiber is | The national Lambda Rail.
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| Some of the new applications being developed for a high- speed internet include... | Tele-immersion
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| An example of ____ of data would be if a computer virus eliminated files on that computer | Destruction
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| A network swich failure is an example of what kind of threat? | Disruptive
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| A______ is an information system that is critical to the suvival of an organization | Mission Critical application
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| The key principle in preventing disruption, destruction and disaster is.... | Redundancy.
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| A(n)______ is one of the most common examples of redundancy built into a network to help reduce the impact of disruption. | Uninterrupted power supply
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| ______ referes to the process of translating between one set of private address inside of a network and set of public address outside the network. | Proxy translation
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| Each stat or canadian province has its own _____to regulate communications within its boarders. | Public utilities
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| When a person uses a regular modem to make a connectino to an internet service provider through POTS, the data travels over a.... | dedicated circuit.
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| Special rate service that allow dialed circuit calls for both voice communication and data transmission to be purchasedin large quantities are known as..... | WATS
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| A________ identifies each device connected to an ISDN network Terminator. | SPID
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| Primary Rate interface: | Is defined exactly the same way in Europe.
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| One Type of Broadband ISDN service is intended to be uses for didital broadcast television. | Analog sevice
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| A_____ is/are devices that permit a user to connect to a digital T-carrier service. | CSU/DSU
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| Routed Backbones: | messages can take a long time to travel from the sender to the receiver.
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| In a ring design WAN, | Failure in one circuit means that the network can most likely continue to function.
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| A____ type of BN has a star topology with one device, such as a switch, at its center | Collapsed Backbone
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| A Star topology is: | dependent upon the capcity of the central computer for its performance.
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| In_____ geometric layout for a network, every computer is connected to every other computer often by point-to-point circuits. | Full mesh design.
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| A mesh network | ususally provided relatively long routes through the network, compared to ring networks
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| In north america, a T1 cicuit has _____ 64Kbps channels | 24 channels
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| SONET | is very similar to the ITU_T standard, synchronous digital hierachy.
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