Data Redundancy increases the cost of storing and retrieving data.

Related MCQs

• Minimal data redundancy means improved _________:
• In order to reduce the overhead in retrieving the records from the storage space we use
•                              partitions data and parity among all N+1 disks, instead of storing data in N-disks and parity in one disk.
• Relation R with an associated set of functional dependencies, F, is decomposed into BCNF. The redundancy (arising out of functional dependencies) in the resulting set of relations is
• One approach to standardization storing of data?
• One approach to standardization storing of data?
• In an ER model, ……………. is described in the database by storing its data.
• If you were collecting and storing information about your music collection, an album would be considered a(n)            
• If you were collecting and storing information about your music collection, an album would be considered a(n) _____
• Which of the following creates a virtual relation for storing the query?