tailieunhanh - OCA /OCP Oracle Database 11g A ll-in-One Exam Guide- P75

OCA /OCP Oracle Database 11g A ll-in-One Exam Guide- P75:There is an ever increasing demand for staff with IT industry certification. The benefits to employers are significant—they can be certain that staff have a certain level of competence—and the benefits to the individuals, in terms of demand for their services, are equally great. Many employers are now requiring technical staff to have certifications, and many IT purchasers will not buy from firms that do not have certified staff. | OCA OCP Oracle Database 11g All-in-One Exam Guide 696 3. During a recovery it becomes apparent that an archive log is missing. What will be the result A. The recovery will succeed but some data will be missing. B. The recovery will fail. C. The recovery will continue if the damaged file was not from the SYSTEM tablespace or the active undo tablespace. D. You must issue an ALTER DATABASE CLEAR ARCHIVE LOG FILE command to regenerate the missing archive. 4. If you lose all of the tempfiles from your temporary tablespace what is the most likely result noticed by your users A. The database becomes unavailable and users cannot connect. B. The users can t perform SELECT statements. C. The users cannot add or delete rows in any table. D. The users can t use ORDER BY or GROUP BY in their queries. 5. Which is the best method for recovering a tempfile Choose the best answer. A. Drop the TEMP tablespace and re-create it with a datafile in a new location. B. Add another tempfile to the TEMP tablespace and drop the corrupted or missing tempfile while the database is running. C. Shut down the database restore the tempfile from a backup and recover it using archived and online redo log files. D. Add another tempfile to the TEMP tablespace and drop the corrupted or missing tempfile after the database has been shut down and restarted in MOUNT mode. 6. To restore and recover a datafile that is part of the active undo tablespace arrange these steps in the correct order 1 Bring the file online. 2 Open the database. 3 Recover the damaged file. 4 Restore the damaged file. 5 Start the database in mount mode. 6 Start the database in nomount mode. 7 Take the damaged file offline. A. 6 7 4 5 3 1 7 B. 5 7 2 4 3 1 6 not needed C. 5 7 4 3 1 2 6 not needed D. 5 4 3 2 1 6 7 not needed Chapter 18 User-Managed Backup Restore and Recovery 697 Self Test Answers 1. 0 B. The V LOGFILE view shows information about each log file group member. 0 A C and D. V LOG show information for groups not group .

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