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Question:
(a) One of the steps in the five-step problem-solving model is implementation. Implementation is considered a key step in the problem-solving model. A problem may be identified and the best solution designed, but if the solution is not implemented properly, the solution may fail.
(i) Identify and briefly describe the major steps in the implementation process.
(ii) Explain how the risks inherent in a large MIS development project could be minimised.
(b) Enterprise's information systems must protect data and information from misuse, ensure availability to authorized users and display confidence in its accuracy. Describe, with examples, the THREE main objectives of information security.
Describe the algorithm to draw the dependency graph? Ans: Algorithm to draw Precedence Graph is like this: a. For every transaction T i participating in schedule S, make
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What is relational model feature? A relational model feature is much more data independence than some other database models.
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What is the use of group by clause? Group by clause is used to be relevant aggregate functions to a set of tuples. The attributes given in the group by clause are used to shape
explain normalization,and give the examples 1NF,2NF,3NF,BCNF.AND FUNCTIONAL DEPANDENACY AND DECOMPOSITION TECHNIQUES.
How is the database organised in Oracle? Database organized within Oracle in terms of table and table holds attributes and values. A database consists of one or more logical
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