NUMBER ONE (a) Most users interact with their computer systems through a command-driven interface or graphical interface. As a person in charge of Information Technology (IT), your boss is proposing that you move away from the command driven interface you are currently using, to a new platform which is object-based and has appealing interface as well as being more user friendly. What advise might you offer your boss regarding this proposal marks) (8 (b) A software engineer requires a range of software utilities. Explain the usefulness (6 marks) of any three (c) Name six areas covered under post-audit activity. marks) 20 marks) such utilities. (6 (Total: NUMBER TWO (a) Many products now have a bar code attached to them. When a transaction takes place. the bar code is scanned and information is recorded. However, this method is not suitable for all data collection, for example the bar code method is unsuitable for automated examination entry. Required: Briefly describe the key features of a product, event or transaction that make it suitable for bar coding. (5 marks) (b) The ordinary password scheme for access control is theoretically a strong security mechanism. In practice, it can be extremely vulnerable. Explain the steps that may be taken by the systems administrator to ensure security of password (6 marks) based access control mechanism. (c) List any five activities which are performed during systems delivery process. (5 marks) (d) Explain the meaning of the following terms: (i) Downsizing. (2 marks) 2. "A well planned merger can result to both companies benefiting". Discuss. b. "Synergy is the necessary mainspring of a successful merger" REQUIRED: i What is synergy? 11. Discuss the above statement. (a) You have been appointed to be in charge of an information systems development project. As a project leader, explain how you would ensure that the project succeeds. (8 marks) (b) Giving reasons, identify four situations where communication over wireless medium for instance radio and mobilephones may be preferable to guided communication (8 marks) (over cable). (c) Select two facilities usually found in fourth generation languages (4GLs) and explain marks) their application in developing a prototype. (4