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Prototyping is based on the simple idea that people can express more easily what they like or
do not like about an actual working system.
Required:
(a)
(i) Examine four guidelines required for the development of a prototype.
(ii) Select two facilities usually found in fourth generation languages (4GLs) and explain their
application in developing a prototype system.
Date posted:
November 29, 2017
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Organisation information systems are categorised under:
i) Transaction Processing System (TPS)
ii) Management Information Systems (MIS)
iii) Decision Support System (DSS)
iv) Executive Information System (EIS)
v) Expert Systems (ES)
Required:
Suggest one application of each of the systems types listed above for each of the following
functional areas of business:
- Sales and marketing
- Finance
Date posted:
November 29, 2017
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What impact might end-user computing have on the organisation of information technology functions?
Date posted:
November 29, 2017
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Suggest examples of activities end-users might not be responsible for.
Date posted:
November 29, 2017
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The following are some of the elements which constitute an E-Commerce application: -
Automated Teller Machine (ATM )
Electronic Data Interchange (EDI)
Internet.
Required:
Illustrate the contributions of each of the above technologies in E-Commerce application.
Date posted:
November 29, 2017
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Explain the meaning of the following terms:
i. Website.
ii. Cyber-cafe.
iii. Network browser.
Date posted:
November 29, 2017
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During the design stage of a new information system, the following issues are addressed:
(i) User interface.
(ii) Data.
(iii) Process.
Required:
Discuss the composition of design document under the above three elements.
Date posted:
November 29, 2017
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Briefly describe any four computer related crimes that an organisation which is considering computerising its operations should be aware of.
Date posted:
November 29, 2017
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Explain the term 'critical' path as used in project management.
Date posted:
November 29, 2017
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Describe the role of project management.
Date posted:
November 29, 2017
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Structured walkthrough addresses some areas of interest in a new program under programming productivity.
Date posted:
November 29, 2017
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Explain how the use of Computer Aided Software Engineering (CASE) improves
programming productivity.
Date posted:
November 29, 2017
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In a sequential narrative. name and describe the main stages in the program
development life cycle.
Date posted:
November 29, 2017
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Identify six risks associated with end user computing.
Date posted:
November 27, 2017
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Explain the role of the following in promoting end user computing
(i) Information resource centres.
(ii) Object oriented programming.
Date posted:
November 27, 2017
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Explain the two terms "process engineering and re-engineering".
Date posted:
November 27, 2017
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Explain the use and application of the following:
(i) Telecommuting.
(ii) Electric data interchange.
(iii) Computer conferencing.
Date posted:
November 27, 2017
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Name four types of accounting information systems which DSS may address.
Date posted:
November 27, 2017
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Explain the term "prototype" and describe the main steps involved in its development.
Date posted:
November 27, 2017
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New information systems quite often play a major role in the support of planning objectives of
an organisation. Management participation is required for better evaluation and control of new
systems.
Required:
Identify and explain three forms of competitive strategies which information technology would
address.
Date posted:
November 27, 2017
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List five ethical and societal dimensions to the development and use of information technology.
Date posted:
November 27, 2017
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Discuss security measures which could be adopted by businesses and individuals involved in e-banking/on-line banking.
Date posted:
November 27, 2017
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During output design, the designer's ideas are put to test. Some ideas are essential while others are dictated by circumstances.
Required:
(i) State the general principles applied in output design.
(ii) Outline the ?Steps taken in designing an output.
Date posted:
November 27, 2017
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Describe the options available for the analyst to use when implementing an output.
Date posted:
November 27, 2017
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Systems development projects are usually triggered by:
(i) Problems
(ii) Directives
Explain the meaning of these terms in the context of systems development.
Date posted:
November 27, 2017
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State and explain the four major components of the information technology architecture component.
Date posted:
November 27, 2017
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The e-business application development and deployment process involve some activities that should be properly managed for the e-business planning process to be completed successfully.
List and briefly explain these activities.
Date posted:
November 27, 2017
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The basic objective of user interface is to minimize the human error during data entry.
Required
(i) Explain the error control measures that should be incorporated into a user interface.
(ii) What are the implications of the error control measures in (i) above?
Date posted:
November 27, 2017
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Lack of historical data and prior knowledge of an information system makes it difficult to estimate the cost of an information systems project.
Required:
Formulate a checklist that could assist an organization in identifying, quantifying and evaluating information systems costs.
Date posted:
November 27, 2017
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What is meant by prototyping? Briefly comment on its advantages and disadvantages and explain how this approach is used.
Date posted:
November 27, 2017