Question 11 State True or False with reason There is always a decomposition into Boyce-Codd normal form (BCNF) that is lossless and dependency preserving. A True […]
Question 10 Give a relational algebra expression using only the minimum number of operators from (∪, −) which is equivalent to R ∩ S. A Out of syllabus […]
Question 8 State True or False with reason Logical data independence is easier to achieve than physical data independence A True B False Database-Management-SystemGeneralGATE 1994 Question […]