NUMBER ONE a) Companies typically buy software licenses for packages they use for their operation. What should a software license cover and what should companies check their set-ups so as not to infringe on copyright law? (8 marks) in b) A risk is a quantified assessment of potential loss. Where risk cannot be totally avoided it must be managed. What does risk management entail? (6 marks) c) A threat is a potential danger to a component of the information system that may modify or destroy it. Identify the special characteristics of computer systems that control over cause extra (6 marks) problems for systems. NUMBER TWO a) Define contingency planning and outline the contents of a contingency plan. marks) (8 b) In ensuring control over the IS department resources, the company can adopt physical or logical access controls. With appropriate examples, explain the two forms of control. marks) c) Define the following terms as they related to information systems. marks) i) Hackers ii) Viruses NUMBER THREE a) State the characteristics of a quality software product marks) b) Explain the following terms as they relate to systems development: i) Quality management marks) ii) Quality assurance marks) iii) Quality control marks) (6 (6 (2 (2 (2 b) What are the desirable characteristics of a user-friendly system marks) c) In assessing the economic feasibility of MIS projects, it is important to identify the costs and benefits of New Systems. Identify Costs and benefits of new systems (8 marks) NUMBER FOUR a) Explain the following tools for documenting and modelling user requirements i) Entity-relationship diagrams (ERDs) marks) ii) Entity Life Histories marks) (3 (3 (6 c) Common computer outputs include printed reports and on screen reports. Explain the (8 marks) main classifications of reports. NUMBER FIVE a) The systems implementation stage of SDLC involves getting the new system into use as smoothly and quickly as possible. Briefly explain the main activities in the implementation stage. marks) (12 b) Fourth Generation Languages (4GLs) make rapid applications development faster for (2 marks) many programmers. What are 4GLS? c) It has been suggested that for any business to derive strategic advantage from information systems there has to be alignment between the business strategy and the IS/IT strategy. Define what a business strategy for IT is and show why it is important for organisations to have an IS/ IT (6 marks) NUMBER SIX a) Project management software can offer useful tool for managing projects. i) Identify the functions of project management software marks) strategy. ii) What are the typical inputs required for the software? marks) iii) Outline the major merits and demerits of using a project management software in the project management process marks) b) Outline the key steps in the systems acquisition process marks) NUMBER SEVEN (6 (6 a) Before systems are put into organisational use, they should be well tested to ensure that the system being delivered is working as expected before it is implemented. (1) What factors would determine the scope of system testing? marks) (ii) Who are involved in the testing process? marks) (iii) What do you consider to be limitations of software testing? marks) (4 (3 (5 b) Decision support systems (DSS) are ISs that support managers in arriving at decisions in semi-structured problems. State any FOUR characteristics of DSS. Identify too the THREE main components of the DSS. (8 marks) NUMBER EIGHT a) The computerisation process of theKenya-Times Investments has been estimated in the table provided. ACTIVIT Y DURATION (weeks) PREDECESS Normal OR cost (KSh.) A 9 B,K 3,000 B 5 E,D 2,000 C 4 J.L 5,000 D 7 M,N 4,000 E 3 M,N 5,000 F 4 J.L 3,000 G 4 F,A 4,000 H 6 B,K 3,000 8 E,D 500 K 10 D 400 I. 6 B,K 3,000 M 4 2,000 N 2 1,000 TOTAL 35,900 i) Draw a network chart (CPM) and determine the critical path and duration of the (10 marks) project. (4 ii) Given that the company experiences an additional weekly site cost of Ksh.400, compute the total cost of the project. marks) b) Kenya-Times Investments has decided to develop its own programs in-house. The initial cost of the project is estimated at Ksh. 200,000. If the estimated cash flow from the time of implementation of the system is estimated at Ksh. 120,000; 60,000; and 120,000 respectively, compute the payback period and net present value (NPV) of the project. The current cost of capital is 12%. Comment on the viability of the project. (6 Marks)