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Mohamad Eskandarane Questions
11022 Questions
Checkpoints are a part of
Database
2022-07-06
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30
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560
Which of the following is not a recovery technique?
Database
2022-07-06
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30
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426
A special redo-only log record is written to the log, where V1 is the value being restored to data item Xj during the rollback. These log records are sometimes called
Database
2022-07-06
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30
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451
The actions which are played in the order while recording it is called ______________ history
Database
2022-07-06
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422
In the __________ phase, the system replays updates of all transactions by scanning the log forward from the last checkpoint
Database
2022-07-06
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473
____________ using a log record sets the data item specified in the log record to the old value
Database
2022-07-06
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489
If database modifications occur while the transaction is still active, the transaction is said to use the ___________technique
Database
2022-07-06
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402
If a transaction does not modify the database until it has committed, it is said to use the ___________ technique
Database
2022-07-06
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432
The current copy of the database is identified by a pointer, called _____________, which is stored on disk
Database
2022-07-06
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451
The ____________ scheme uses a page table containing pointers to all pages; the page table itself and all updated pages are copied to a new location
Database
2022-07-06
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400
In the ___________ scheme, a transaction that wants to update the database first creates a complete copy of the database
Database
2022-07-06
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472
The log is a sequence of ___________, recording all the update activities in the database
Database
2022-07-06
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460
The phase considering documentation of analyzed requirements and can be represented with the help of computerized tools is considered as
Database
2022-07-06
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381
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11022
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