Question 5 Which of the following scenarios may lead to an irrecoverable error in a database system? A A transaction writes a data item after it […]

Question 12 Relation R with an associated set of functional dependencies, F, is decomposed into BCNF. The redundancy (arising out of functional dependencies) in the resulting […]

Question 22 B+-trees are preferred to binary trees in databases because A Disk capacities are greater than memory capacities B Disk access is much slower than […]

Question 35 Which normal form is considered adequate for normal relational database design? A 2 NF B 5 NF C 4 NF D 3 NF Database-Management-SystemNormalizationGATE […]