Heterogeneous ddb and homogeneous ddb, Database Management System


(a) A distributed database (DDB) is a collection of multiple, logically interrelated databases which are physically distributed over a computer network"

(i) Give advantages of a Distributed Database as compared to a centralised database.

(ii) Differentiate between a Heterogeneous DDB and Homogeneous DDB and describe under what circumstances would such systems generally arise?

(iii) Show the advantages of having data replicated at various sites.

Posted Date: 11/1/2013 3:52:55 AM | Location : United States

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