Ict219

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ICT219
Specimen Examination Paper

Information Systems – Role in Organizations and Infrastructure ____________________________________________________________________________________

Time allowed: 2 hours
____________________________________________________________________________________

INSTRUCTIONS TO STUDENTS: 1. This examination contains FOUR (4) questions and comprises FOUR (4) printed pages (including cover page). 2. You must answer ALL the questions in Section A and Section B. 3. All answers must be written in the answer book.

At the end of the examination Please ensure that you have written your examination number on each answer book used. Failure to do so will mean that your work cannot be identified. If you have used more than one answer book, please tie them together with the string provided.

THE UNIVERSITY RESERVES THE RIGHT NOT TO MARK YOUR SCRIPT IF YOU FAIL TO FOLLOW THESE INSTRUCTIONS.

ICT219 Copyright © 2013 SIM University Specimen Examination Paper

Page 1 of 9

SECTION A (Total 40 marks) Answer all the questions. Question 1 (a) Many organizations are investing heavily on implementing good information systems. Why do you think are the reasons and what are the strategic business objectives? (8 marks) What is meant by complimentary assets of an organization? Explain briefly for each type of complementary assets listed below. (i) Organizational assets (ii) Managerial assets (iii) Social assets (4 marks) Explain briefly the following terms:(i) Business process (ii) Information system (iii) Information technology infrastructure (6 marks) (d) Describe briefly the following types of contemporary hardware platforms trends: (i) Grid computing (ii) Autonomous computing (6 marks) Explain what is virtualization is and give THREE benefits if virtualization. (6 marks) Explain the following common problems with traditional file environment. (i) Data redundancy (ii) Data inconsistency (iii) Program data-dependence (6 marks) What is the main difference between data in a production database and data in a data warehouse? (4 marks)

(b)

(c)

(e)

(f)

(g)

ICT219 Copyright © 2013 SIM University Specimen Examination Paper

Page 2 of 9

SECTION B (Total 60 marks) Answer all the questions. Question 2 Apple has now a cloud version of its iTunes software that could provide a host of new services for its users. This means users no longer need to save iTunes to their computers as it would reside in the cloud. (a) Define Cloud Computing and describe briefly the TWO kinds of clouds available. (8 marks) What would be the benefits to customers if they could host iTunes in the clouds and access it using a variety of devices? List FOUR of them. (4 marks) What would be your fear if your were to use iTunes in the cloud? List TWO of them? (2 marks) Explain briefly the following THREE types of cloud services being offered: (i) Infrastructure as a Service (IaaS) (ii) Software as a Service (SaaS) (iii) Platform as a Service (PaaS) (6 marks)

(b)

(c)

(d)

Question 3 You been hired by Nuts&Bolts a start up hardware company. Your manager, Mr Blur is unfamiliar with databases and their associated business value. Mr Blur has asked you to create a report describing briefly the following items: (a) Basics of databases. (4 marks) (b) What a database management system is. (4 marks) (c) What a relational database model is. (2 marks) (d) Provide FIVE relational database advantages from a business perspective. (5 marks) What a data warehouse is, and how it can make a manager more effective. (5 marks)

(e)

ICT219 Copyright © 2013 SIM University Specimen Examination Paper

Page 3 of 9

Question 4 A company produce a good or service and sells it to customers. If the company is successful, sales exceed costs and the company generates a profit. Other models are less straightforward, and sometimes it’s not immediately clear who makes money and how much. Answer the following questions with relation to...
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