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Question:
(a) By making use of examples of your choice distinguish between Transaction Processing Systems and Management Information Systems. Why are these systems so popular in the public sector.
(b) Distinguish between different categories of e-Commerce/e-Business. Highlight those used by Public Sector Organisations
(c) How do Horizontal Applications of the Public sector, (e.g Central Personnel System, and Computerised Registry System) and with the support of a Database Management System help in centralisation, eliminate redundancy, and maintain integrity of data.
(d) What kinds of system software and software tools do we need to run our business and what are the factors to be considered in selecting them in a Public Sector environment.
(e) Describe briefly security measures that are required to operate Information Systems in the public Sector.
Computerised Information Services Having understood the basic aspects of information retrieval, let us try to understand the nature of computerised information, services: Com
what is transiction prcessing system
Components of an IRS Lancaster [1979] considers that an Information Retrieval System (IRS) comprises the following components: i) the document selection sub-system ii
Function Decomposition Diagram
Information System in Management An attempt has been made in this Unit to explain to you the concept of a system , particularly computer-based Information Storage and Retrieva
Brief on knowledge management
Database In any computer-based IR System, the database is on a machine readable media such as magnetic tapes, or magnetic discs. The database could be created either by key bo
write short notes on information
carry out appropriate changes to improve the collection, formatting, storage and dissemination of information and knowledge
Question: (a) A large multinational is planning to implement a new Information System which will integrate all operations involved at its head-quarters and fourteen branches ou
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