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Give a short answer to the following topics:
Question 1 Are all the layers necessary? If so, according to what criteria we may devise the number of layers? 100 word
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Order Paper NowQuestion 2. Why do LANs tend to use broadcast networks? Why not use networks consisting of multiplexers and switches 100 word
Question 3. What are the advantages and disadvantages of the current approaches in packet-switching? 100 word
2. A university computer science department has 3 Ethernet segments, connected by two transparent bridges into a linear network. One day, the network administrator quits and is hastily replaced by someone from the computer center. The new administrator, noticing that the ends of the network are not connected, quickly orders a new transparent bridge and connects both loose ends to it, making a closed ring. What happens next. Explain your answer.
3. Let’s assume the following situation: In principle, we may have two acknowledgment strategies when a file is transferred between two computers. One is to segment the file into packets, that are individually acknowledged by the receiver, but the file transfer as a whole is not acknowledged. In the other one, packets are not acknowledged individually, but the entire file is acknowledged when it arrives. Discuss these two approaches in terms of pros and cons.
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We have been offering dedicated medical and nursing writing services to nursing students for several years. Our nursing papers are meticulously crafted to meet the highest academic standards and adhere to the prescribed referencing formats, including APA, MLA, and Chicago style. Our team comprises seasoned nursing writers who possess extensive knowledge and expertise across a wide range of nursing topics. Whether it’s assignments, research papers, case studies, literature reviews, or any other task, our writers are well-equipped to handle them proficiently.