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What are the different kinds of database end users? Discuss the major activities of each?
End-Users - End-users are the people whose jobs need access to the database for querying, updating, and generating reports; the database first and foremost exists for their use. The different types of end-users are:
Casual end-users - occasionally access the database, required different information each time
Naive or Parametric end-users - includes tellers, clerks, etc., make up a sizable portion of database end-users, major job function revolves around constantly querying and updating the database
Sophisticated end-users - involves engineers, scientists, business analyst, etc., use for their complex requirements
Stand-alone users - manage personal databases by using ready-made program packages, gives easy-to-use menu-based or graphics-based interfaces
Australian Bureau of Statistics (ABS) provides retail data for different groups and different states as well as the aggregate numbers. Table 11 " Retail Turnover, State by Industry
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What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
wrie a report on whether a BSc n information systems develops the skills required by employers in Database administration
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Write the motivations led to development of OO-DBMS? 1. Programmer frustration with RDBMSs. 2. Requirement for special features.
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1) Information about a bank is about customers and their account. Customer has a name, address which consists of house number, area and city, and one or more phone numbers. Ac
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
define attribute inheritance with example?
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