KNEC diploma in ICT module II: System Analysis and Design past paper March 2024 Answers

Answers for System Analysis and Design past paper March 2024

Course Name:  Information and Communication Technology
Also Done By:
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Course Level:  Diploma
Sub Level:       Module II
Course Unit:   System Analysis and Design
Exam body:    KNEC
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1. Outline four advantages of structured system analysis approach ()
2. Explain three uses of executive information system in an organization ()
3. George used a structured chart while designing an information system. Describe three modules of this chart ()
4. Distinguish between alpha and beta system testing ()
5. Outline four characteristics of adaptive systems ()
6. Explain each of the following modeling techniques of structured systems analysis and design methodology (6 marks) (i) Logical data; (ii) data flow; (iii) entity event ()
7. Distinguish between technical and operational feasibility studies ()
8. Explain three circumstances when a data dictionary is the most appropriate tool for system analysis ()
9. Outline four components of a system documentation ()
10. Differentiate between traditional and object –oriented system development methodologies ()
11. Explain three circumstances that could lead to the use of phased change over method of system implementation ()
12. Kelly intends to collect data using questionnaires.Explain three ways he could administer these questionnaires ()
13. Explain three purposes of a project management tool ()
14. The following are data flow diagram symbols : Describe each of the symbols.(6 marks) ()
15. Hilfe company conducted a study to establish the viability of an information system. Outline four benefits of this study ()
16. Distinguish between perfective and preventive system maintenance ()
17. Outline four advantages of observation as a fact-finding method ()
18. John undertook problem definition a problem for a proposed information system .explain three reasons for this definition ()
19. Differentiate between selection and sequence notations as used in Jackson’s structured programming ()
20. Daniel intends to collect data using focus groups discussion method. Explain the importance of this method in data gathering ()
21. Define requirements documentation ()
22. Outline four functions of a user documentation ()
23. Sarah, a project manager , failed to deliver an ICT project successfully.Explain three possible causes of this ()
24. Read the following narrative then use it to answer the questions that follows. Mavuno mema company sells merchandise to wholesalers and retailers. Wholesale customers receive 2% discount on all orders.The company encourages cash payment by offering 2% discount for this method of payment to all customers. A further 1% discount is given on orders exceeding 50% units Draw a decision table to ()
25. Outline four benefits of using Gantt charts in project management ()
26. Describe two types of relationships in an entity relationship diagram ()
27. Neema company acquired an information system through outsourcing.Explain three benefits the company will realise from using this method ()
28. Hilda developed a term of reference document for an ICT PROJECT. Describe three contents of this documents ()
29. Explain two reasons for using critical path method in project management ()
30. George used a flowchart during system analysis. Describe three disadvantages of this tool ()
31. Distinguish between instructor –led and computer –based user training ()
32. Figure 1 shows an entity life history diagram (ELH) .Use it to answer the question that follows Describe this entity life history diagram. ()
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