Question 764 If there is more than one key for relation schema in DBMS then each key in relation schema is classified as: A Primary key […]

Question 765 If every functional dependency in set E is also in closure of F then this is classified as: A FD is covered by E […]

Question 766 Rule which states that addition of same attributes to right side and left side will result in other valid dependency is classified as: A […]

Question 769 ________ command is used to remove a relation from an SQL database. A Update table B Remove table C Delete table D Drop table […]