KNEC diploma in ICT module 2: System Analysis and Design past paper July 2019 Answers

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Course Name:  Information and Communication Technology
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Course Level:  Diploma
Sub Level:       Module II
Course Unit:   System Analysis and Design
Exam body:    KNEC
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Outline four guidelines followed when creating a flow charts ()

Differentiate between logical and physical system design models ()

Biltech, an ICT company has been seen using project management software in its projects. Explain three benefits that the company would realize from this ()

John developed a terms of reference document during system problem definition stage. Explain three benefits of this document ()

Outline four advantages of using interview as a data gathering tool ()

Explain two advantages of managing an ICT project ()

Daphne, an ict project manager has been mandated to ensure that all risks associated with software development projects are minimized. Explain these activities that she could perform to achieve her objective ()

A company is planning to train its users in a new system it has acquired. Explain three method of user training it would apply ()

Outline four advantages of using prototype during system development ()

10.

Describe each of the following fact finding methods used in system development: (6 marks) (i) observation; (ii) research; (iii) document inspection; ()

11.

State two differences between system design and system coding stages ()

12.

A student opted to use bottom up approach during system analysis. Explain three possible reasons for this ()

13.

Explain three components of an information system ()

14.

Explain a circumstance under which each of the following system acquisition methods would be most appropriate (i) Leasing; (ii) Outsourcing ()

15.

Distinguish between structured English and pseudo code system design tools ()

16.

Leo company has been dealing with a failing ICT project. Describe three signs that such project exhibit ()

17.

Outline four advantages of decision tables as a system design tool ()

18.

Yamtech company intends to design a new system. Explain three qualities that this design should have ()

19.

Distinguish between deterministic and probabilistic systems ()

20.

Figure 1 shows a dataflow symbol. Use it to answer the question that follows. Identify the symbol and state its function. ()

21.

Describe entity file history(ELH) as a system analysis tool ()

22.

Mambo company intends to use functional decomposition method using system design. Explain three limitations of using this method ()

23.

Moto company has introduced a decision support system to be used in the organization. Explain three characteristics of this system. ()

24.

Figure 2 shows an approach to system development. Use it to answer the questions that follows: (i)Identify the approach, justifying your answer. (2 marks) (ii)Outline four advantages of this approach ()

25.

Outline four advantages of data dictionary as a system analysis tool ()

26.

State one difference between technical and operational feasibility study ()

27.

A system analyst intends to carry out an acceptance testing on a system development. Explain three testing methods that the analyst could use. ()

28.

Outline four advantages of structured charts as a system design tools ()

29.

Describe three types of system documentation ()

30.

A student has opted to use a questionnaire to gather data for an ICT project. Explain two limitations of this tool ()

31.

A system analyst has been tasked with maintaining the company’s system. Explain three types of system maintenance he could carry out. ()