August 2009
Intermediate to advanced
893 pages
26h 48m
English
Content preview from Database Systems: Concepts, Design and Applications
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State True/False
| 1. | Concurrency control and database recovery are intertwined and both are a part of the transaction management. |
| 2. | Database recovery is a service that is provided by the DBMS to ensure that the database is reliable and remains in consistent state in case of a failure. |
| 3. | Database recovery is the process of restoring the database to a correct (consistent) state in the event of a failure. |
| 4. | Forward recovery is the recovery procedure, which is used in case of physical damage. |
| 5. | Backward recovery is the recovery procedure, which is used in case an error occurs in the midst of normal operation on the database. |
| 6. | Media failures are the most dangerous failures. |
| 7. | Media recovery is performed when there is a head crash (record scratched ... |
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