Computer Networks Answers

Question 2(i), 2(ii) (a and b)
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Peter is an architect. He uses a computer to prepare architectural plans to communicate with his friends through the telephone line and to search for information on the internet. He has decided to buy a new computer. Below is a link to a table comparing two types of microcomputers
Answer question (c), (d) and (e)
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Question 1 (i) (a) and 1 b (ii)
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The human brain uses about 25watts while modern computers only
generally use 2 watts in normal information processing. If this normality
becomes the other way instead, give in five points what could be the
reasons in each case of swap.

Surgeons in a hospital want to make use of video
conferencing with experts when performing new
or unfamiliar surgeries. The networking solution
needs to provide very high reliability and speed.
Which switching method should be used and why?

A manufacture wishes to design a hard disk with capacity of 60GB or more (using the standard definition of 1GB =230bytes).if the technology used to manufacture the disk allows 512bytes sectors, 1024sector/track,and 60%tracks/platter,how many platters are required

MTN operating on a frequency of 2.3MHz aim at achieving 15Mbps of data throughput with a successful receiver interpreting an incoming signal to noise (S/N)dB = 12, 18, 25. Calculate the maximum bite rate of each S/N without using calculator explain the tradeoff factor, compare your results with the calculator results, which of
this is enough for 4G which aim at achieving 14
Mbps and why?

The ubiquitous nature of mobile phones today brings tremendous convenience to our lives, but will misuse of new improvements to this technology result in the loss of that convenience? For instance, camera phones are now banned in many fitness centers, park restrooms, and other similar facilities because some people have used them inappropriately to take compromising photos, and mobile phones are banned in many classrooms because of the disruption of constant text messaging and the use of the phone by dishonest students to cheat on exams. Do you think these reactions to mobile phone misuse are justified? Is there another way to ensure the appropriate use of mobile phones without banning their use for all individuals? Should there be more stringent consequences for those who use technology for illegal or unethical purposes?

MTN operating on a frequency of 2.3MHz aim at achieving 15Mbps of data throughput with a successful receiver interpreting an incoming signal to noise (S/N)dB = 12, 18, 25. Calculate the maximum bite rate of each S/N without using calculator explain the tradeoff factor, compare your results with the calculator results, which of
this is enough for 4G which aim at achieving 14
Mbps and why?