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Kriz Final 2
Final review
Question | Answer |
---|---|
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 |
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. |
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. |
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. |
What is not a type of circuit capacity that needs to be considered in technology design. | Ethernet |
There are some networks modeling tools that can _________ the existing network. | Discover |
_______ is used to model the behavior of the planned communication network once the proposed network map is complete. | Post-Implementation review. |
The physical network diagram is done: | after the RFP is sent out, before the vendors are selected. |
National ISPs connect together and exchange data at_______ | Network access points. |
A _______ is used by ISPs to authenticate to customers. | Remote - access server. |
The______ is the connections from a home or business to the telephone company and office. | Local Loop |
Very-High-Data-Rate DSL uses multiplexing to provide _______ channels? | Three channels |
Wireless DSL requires____to be effective. | tall buildings or towers. |
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. |
______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 |
A tranceiver at the WAP gateway passes requests to a ________server from a hand held device. | Wireless telephone application |
A ____translates a wireless application request to HTTP and sends it over the internet to the designed web server. | WAP proxy |
In passive optical networking, the optical signal has a maximum lenth of about...? | 10 miles |
_____ is being pioneered by Yipes.com | The Abilene network. |
one advantage of ____ is that no conversations between lan and wan protocols are needed | Ethernet to the home. |
The closest the internet has to an owning organization is the...? | Internet Society |
The____ is responsible for technical management of IETF and the Internet Standards process. | Internet Engineering Steering Committee. |
Internet 2 is also known as: | The Abilene Network |
Another major high-speed network experimenting with long distance Ethernet over fiber is | The national Lambda Rail. |
Some of the new applications being developed for a high- speed internet include... | Tele-immersion |
An example of ____ of data would be if a computer virus eliminated files on that computer | Destruction |
A network swich failure is an example of what kind of threat? | Disruptive |
A______ is an information system that is critical to the suvival of an organization | Mission Critical application |
The key principle in preventing disruption, destruction and disaster is.... | Redundancy. |
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 |
______ 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 |
Each stat or canadian province has its own _____to regulate communications within its boarders. | Public utilities |
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. |
Special rate service that allow dialed circuit calls for both voice communication and data transmission to be purchasedin large quantities are known as..... | WATS |
A________ identifies each device connected to an ISDN network Terminator. | SPID |
Primary Rate interface: | Is defined exactly the same way in Europe. |
One Type of Broadband ISDN service is intended to be uses for didital broadcast television. | Analog sevice |
A_____ is/are devices that permit a user to connect to a digital T-carrier service. | CSU/DSU |
Routed Backbones: | messages can take a long time to travel from the sender to the receiver. |
In a ring design WAN, | Failure in one circuit means that the network can most likely continue to function. |
A____ type of BN has a star topology with one device, such as a switch, at its center | Collapsed Backbone |
A Star topology is: | dependent upon the capcity of the central computer for its performance. |
In_____ geometric layout for a network, every computer is connected to every other computer often by point-to-point circuits. | Full mesh design. |
A mesh network | ususally provided relatively long routes through the network, compared to ring networks |
In north america, a T1 cicuit has _____ 64Kbps channels | 24 channels |
SONET | is very similar to the ITU_T standard, synchronous digital hierachy. |