Correct answer d section none explanation references

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Correct Answer: D Section: (none) Explanation Explanation/Reference: References: ( QUESTION 176 Which two actions does an incremental checkpoint perform? (Choose two.) A. It signals CKPT to write the checkpoint position to the data file headers. B. It writes the checkpoint position to the data file headers. C. It advances the checkpoint position in the checkpoint queue. D. It writes the checkpoint position to the control file. Correct Answer: CD
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Section: (none) Explanation Explanation/Reference: References: QUESTION 177 You want to prevent a group of users in your database from performing long-running transactions that consume huge amounts of space in the undo tablespace. If the quota for these users is exceeded during execution of a data manipulation language (DML) statement, the operation should abort and return an error. However, queries should still be allowed, even if users have exceeded the undo space limitation. How would you achieve this? A. Specify the maximum amount of quota a user can be allocated in the undo tablespace. B. Decrease the number of Interested Transaction List (ITL) slots for the segments on which these users perform transactions. C. Implement a profile for these users. D. Implement a Database Resource Manager plan. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 178 A database instance is started by using an SPFILE. The database is configured in ARCHIVELOG mode and the control file autobackup is configured. Daily full database backups are performed by using RMAN. You lost all control files due to media failure. Given the steps to recover from the error in random order: 1. Shut down the instance, if it is not already down. 2. Restore the control file from autobackup to a new location. 3. Start the database instance to NOMOUNT state. 4. Recover the database to the point of failure of the control file. 5. Open the database with the RESETLOGS option. 6. Mount the database. 7. Update the SPFILE with the new location of the control file by using the ALTER SYSTEM command. Identify the correct sequence of the required steps. A. 1, 3, 2, 6, 7, 4, 5 B. 1, 3, 7, 2, 6, 4, 5 C. 1, 3, 2, 4, 5 D. 1, 2, 6, 4, 5 E. 1, 6, 2, 4, 5 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 179 What can be automatically implemented after the SQL Tuning Advisor is run as part of the Automated Maintenance Task?
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A. statistics recommendations B. SQL profile recommendations C. SQL statement restructure recommendations D. creation of materialized views to improve query performance Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 180 You have just completed a manual upgrade of an Oracle 11g Database to Oracle Database 12c.
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  • Fall '19
  • Oracle Database

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