October 19, 2023
Question 9 R(A,B,C,D) is a relation. Which of the following does not have a lossless join, dependency preserving BCNF decomposition? A A → B, B → […]
October 19, 2023
Question 8 The Global conceptual Schema in a distributed database contains information about global relations. The condition that all the data of the global relation must […]
October 19, 2023
Question 31 Amongst the ACID properties of a transaction, the ‘Durability’ property requires that the changes made to the database by a successful transaction persist A […]
October 21, 2023
Question 44 Which of the following is correct? A B-trees are for storing data on disk and B+ trees are for main memory. B Range queries […]
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