Computer Networks Answers

Use an example to briefly explain the features of a structured program.

A secondary school has been using several English version office automation software packages which consists of a word processing software and spreadsheet software. This year the school paid and upgrade the office automation software packages so as to increase the use of information technology in teachin% to improve daily communication among its staff, and students and to computerized its student' attendance record system.
A teacher makes use of the upgrade word processing software to prepare an English test paper in school. However, he cannot open the document at home with his old version of word processing software. Explain why the teacher cannot open the document and suggest on the method the teacher can use to avoid the problem without any additional cost.

(i) A secondary school has been using several English version ofomce automation software package which
consist of a word processing software and a spreadsheet software. This year the school paid and upgrade the
office automation software packages so as to increase the use of information technology in teachin% to
improve daily communication among its staff, and students and to computerized its student' attendance record
system.
(a) Name three additional types Of software that should be included in this upgrade exercise. State one
corresponding application for each type Of software.

What do you consider to be a core of team role for a warehouse project? Describe the responsibilities of three roles .

Question 2(i), 2(ii) (a and b)
https://www.dropbox.com/s/cnvo4j1ftc0j3g3/IMG_20201031122534_1243446852.jpg?dl=0

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?

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?

Explain why devices on a network need addresses.