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Greater potential for bugs: Since the sites of a distributed system operate simultaneously, it is more complex to ensure the correctness of algorithms. The art of constructing distributed algorithms is an important and active area of research.
Increased processing overhead: The exchange of messages and the additional computation needed to achieve coordination between the sites is an overhead that does not arise in centralised systems.
Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline the
Explain Data Dictionary in short?
Define the terms i) Key attribute ii) Value set Key attribute: An entity type usually has an attribute whose values are exact from each individual entity in the collection. Su
#question benefits and limitations of data models..
what is physical data structure
Type of views : Simple views and Difficult Views Feature Simple Views Complex Views Number of tables One
What is meant by heuristic optimisation?Discuss the major heuristics that are applied during query optimisation.
WHAT IS SQL
Inconsistent Analysis : The problem as given with transactions T1 and T2 where two transactions interleave to make incorrect result during an analysis by Audit is the instance of s
Question: Data Mining is the process of extracting knowledge hidden from large volumes of raw data. (a) Using a suitable example, illustrate how Data Mining can be useful t
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