and Physical Network Design Logical and physical network designs are critical components in the successful development and implementation of today ’s networks and allow for the proper planning and structuring bettering enhancing the concept associated with networks. In order to better understand how the two concepts of a logical design and physical design work hand-in-hand‚ let ’s first look at what the concepts entail. A logical design is a concept‚ thought or theory as to how you wish your
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Final Exam of Computer Networks (ICE 1230) 2008.5. 27. Answer in English and Total 15 points 1. Why is it said that packet switching employs statistical multiplexing? Contrast statistical multiplexing with the multiplexing that takes place in TDM. (1 point) Answer: In a packet switched network‚ the packets from different sources flowing on a link do not follow any fixed‚ pre-defined pattern. In TDM circuit switching‚ each host gets the same slot in a revolving TDM frame. 2. In BitTorrent
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wireless sensor networks can be promptly understood simply by thinking about what they essentially are: a large number of small sensing self-powered nodes which gather information or detect special events and communicate in a wireless fashion‚ with the end goal of handing their processed data to a base station. Sensing‚ processing and communication are three key elements whose combination in one tiny device gives rise to a vast number of applications [A1]‚ [A2]. Sensor networks provide endless
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Social Networks: For or Against? Introduction Over the years there has been a dramatic increase in the use of social networking sites such as: MySpace‚ Twitter‚ Facebook and many more. “Starting out as an easy way of communication‚ social networks have accelerated their pace towards transforming our lives.” (Livingstone‚ S. 2008) Social networks are an effective and cost free way to allow people who are registered to share: interests‚ beliefs‚ real-life experiences and general social interaction
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oriented APPLICATION | | 5. | Comparision | | 6. | FEATURES | | 7. | CONCLUSION | | 8. | BIBLIOGRAPHY | | INtroduction A Network Control Protocol is a protocol that runs atop the Point-to-Point Protocol (PPP) and that is used to negotiate options for a network layer protocol running atop PPP. Network Control Protocols include the Internet Protocol Control Protocol for the Internet Protocol‚ the Internetwork Packet Exchange Control Protocol for the Internet Packet
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CompTIA N10-004 N10-004 Network+ (2009) Practice Test Version 7.0 CompTIA N10-004: Practice Exam QUESTION NO: 1 After adding a new cable segment to the network‚ the technician should: A. Update the disaster recovery plan. B. Document the changes in the business continuity plan. C. Update the wiring schematics. D. Create a new baseline document. Answer: C QUESTION NO: 2 Which of the following devices can be used to breakup a broadcast domain? A. Unmanaged switch B. Router C. DHCP server
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Bullying in Social Networks Bullying in Social Networks “Technology‚ it seems has unleashed an ugliness in us.” (Pitts‚ 2010‚ p. 8A.) With all the technology around us‚ one would assume that it should be used for good. However‚ people today are using social networks such Facebook‚ Myspace‚ Twitter‚ Skype‚ Youtube and many more‚ not only as a way to keep in contact with people but as a way to attack people. Technology has evolved into this great thing where‚ one all can keep
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up of networks” (Castells‚ 695). Manuel Castells argues that we are living in a network society of the Information Age in his work‚ Toward a Sociology of the Network Society. This new society was not created accidentally by an accident. It was emerged at the end of twentieth century when five social changes (information technology revolution‚ globalization‚ cultural manifestation‚ the fall of nation state and the development of ecological consciousness) were interacted together. The network based
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Biometrics and Network Security Abstract Biometrics are a growing technology that will most likely be seen applied to network security in the near future. Three options are discussed in this paper; keystroke dynamics‚ fingerprinting‚ and iris scanning. Each option has its strengths and weaknesses but none of them are a standalone solution to access a network. Should any of these solutions be applied they would need to be combined with password or token security measures that are currently
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COMPUTER NETWORK ADMINISTRATOR A computer network (the "network") is the connection of at least two or more computers for the purpose of sharing data and resources. These resources can include printers‚ Internet access‚ file sharing‚ and electronic mail ("e-mail"). In today ’s technological environment‚ most companies and businesses have some kind of network used on a daily basis. Thus‚ it is imperative to day-to-day operations that networks run smoothly. Companies employ at least one person
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