CIT721 – INFORMATION SYSTEMS DESIGN AND PROGRAMMING (2014)

NATIONAL OPEN UNIVERSITY OF NIGERIA

14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS

SCHOOL OF SCIENCE AND TECHNOLOGY

MARCH/APRIL 2014 EXAMINATION

 
COURSE CODE: CIT721
COURSE TITLE: INFORMATION SYSTEMS DESIGN AND PROGRAMMING
TIME ALLOWED: 3HOURS
INSTRUCTION: ATTEMPT ANY FIVE (5) QUESTIONS
 
 
QUESTIONS:
1.
a.       Briefly explain the 3 levels of organizational information. (9 marks)
b.       Define the following terms:
i.      Transaction Processing System (1 mark)
ii.      Office Automation System (1 mark)
iii.      Expert System (1 mark)
 
c.        State 4 primary objectives of structured techniques in information system development (2 marks).
 
2.
a.       Discuss briefly (listing examples where possible) the following database models:
i.      Relational (4 marks)
ii.      Object-oriented (4 marks)
b.
i.      Give 3 examples of questions that should be answered when analyzing a system. (1.5 marks)
ii.      Briefly explain the 3 steps of the systems approach to system analysis. (4.5 marks)
 
3.
a.       Briefly discuss the definition and functions of the following roles:
i.      Business analyst (4 marks)
ii.      Application analyst (3 marks)
iii.      Computer scientists (3 marks).
b.       In order of execution, list (without explanation) the 8 phases of the SDLC. (4 marks)
 
4.
a.       State 3 reasons for the failure of the monopolist approach to management of SDLC. (3 marks)
b.       Explain briefly the laissez-faire approach to management of SDLC stating its potential pitfalls (6 marks)
c.        Explain briefly information-center approach to management of SDLC stating reasons for its  potential demise in organizations (5 marks)
 
5.
a.       Complete the following table: (8 marks)
Step
People involved
Brief descriptions
Problem definition
Analysis and design
Testing and debugging
Implementation
b.       List and explain 4 benefits of RAD. (6 marks)
 
6.
a.       Briefly explain DSS (3 marks).
b.       List 5 benefits of an information system to the organisation. (2.5 marks)
c.        Explain briefly the key features of the monopolist approach to management of SDLC (3.5 marks).
d.       State any 5 stages of data processing system growth (2.5 marks).
e.       Define the term “Risk identification” and state 4 categories of risks to information systems projects. (2.5 marks)
 
7.
a.       Briefly explain what you understand by MIS. (3 marks)
b.       State and briefly explain the 5 elements of a usable MIS system. (10 marks)
c.        List 2 pieces of information that should be contained in an MIS system user manual. (1 marks)
 
You can get the exam summary answers for this course from 08039407882

Check anoda sample below

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