IT Report: Network Topologies, E-commerce Recommendations, and System Development, Exams of Information Technology

Download IT Report: Network Topologies, E-commerce Recommendations, and System Development and more Exams Information Technology in PDF only on Docsity!   Q.1 Patoki Limited is a small but growing organization. Presently it is using standalone computers only. However, in view of ever increasing need, it has hired you to connect its computers using a suitable network topology. Required: Write a report to the management explaining the architecture of Bus, Star and Ring topologies and how they differ in respect of the following. (i) Single point of failure (ii) Network expansion (iii) Centralized control system (iv) Security (v) Cost (12 marks) Q.2 A recent report from an international body has highlighted the rise in undocumented economy in Pakistan and its serious repercussions. In a recent seminar a senior government official has pointed out that the situation can be improved by promoting the use of e-commerce. He has requested the IT professionals to come forward and give their input on this issue. Required: Give recommendations (any eight) to the government which in your opinion would facilitate the growth of e-commerce in the country. (08 marks) Q.3 Source data automation has gained significant popularity during the last decade and it is being used by a large number of organizations. Required: What do you understand by source data automation? Give two advantages of the use of source data automation and identify any two types of businesses where it is more commonly used. (04 marks) Q.4 Forward Bank Limited is considering the use of smart cards which would replace the currently used magnetic stripe cards. The idea has been questioned by some of the board members as the initial costs are considerably high. Required: Identify any seven advantages of smart cards over magnetic stripe cards. (07 marks) Q.5 The System Development Life Cycle (SDLC) approach has helped standardize the process of system development by devising a set of activities which could be applied to the development of almost all types of systems. SDLC approach has been used successfully over a long period of time, however, it has its own limitations and drawbacks. Required: Briefly describe the drawbacks (any seven) of SDLC. (07 marks) docsity.com