If the decomposition is able to represent all the facts about the rela – McqOptions

MCQOPTIONS

1.	If the decomposition is able to represent all the facts about the relation then such a decomposition is called as?
A.	Lossless decomposition
B.	Lossy decomposition
C.	Insecure decomposition
D.	Secure decomposition
Answer» B. Lossy decomposition

Discussion

No Comment Found

Related MCQs

State true or false: Redundancy is desired in a relational schema
State true or false: Composite attributes have non-atomic domains.
If all the domains are atomic then the relational schema is in ________ normal form
A domain whose elements are indivisible is called as ______
If the decomposition is able to represent all the facts about the relation then such a decomposition is called as?
If the decomposition is unable to represent certain important facts about the relation, then such a decomposition is called as?
The dependency rules specified by the database designer are known as _______
Which of the following is not a feature of a good relational design?