Database Questions
Due on Saturday, April
(a) Describe the major advantages and disadvantages of a database system approach to managing data. (6.25 points).
(b) Given the DBLC as a structured methodology for designing and implementing a database system, explain the activities that are associated with each phase. (6.25 points).
(c) Describe four significant differences between a file-processing system and a DBMS. (6.25 points).
(d) Outline at least two reasons why database systems support data manipulation using a declarative query language such as SQL, rather than just providing a library of C or C++ functions to carry out data manipulation. Support your answer by example. (6.25 points).
11 years ago 15
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