Extranet and an intranet
Describe the differences between an extranet and an intranet.
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An Internet database is obtainable by everyone who has access to a Web site. An intranet database restricts access to only people in a given organization. An extranet database restricts access to only people in a company and a company's suppliers and customers.
Briefly describe the differentiation between the EXCEPT and INTERSECT operators?
What are some of the impediments to good decision making? Given the availability of copious information, why do good managers still make bad decision?
Write down the snapshot with reference to data warehouse?
Explain the Marginal Rate of Technical substitution.
Specify the 2 modes of data movement in the Informatica Server?
partial specialization and total specialization rules in enhanced erd.......
Elucidate briefly what is the mapping variables and mapping parameters?
Describe briefly the term data warehouse?
What is meant by the Data Mining?
What is the archtetype or instance pattern?
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