Question 486 A primary key for an entity is : A a candidate key B any attribute C a unique attribute D a superkey Database-Management-SystemCandidate-keyUGC NET […]

Question 488 If a relation is in 2NF and 3NF forms then : A no non-prime attribute is functionally dependent on other non-prime attributes B no […]

Question 489 Identify the incorrect statement : A The overall strategy drives the e-commerce data warehousing strategy. B Data warehousing in an e-commerce environment should be […]