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Oracle database 10g:new features for Oracle8i ocps Sample Questions:

1. You plan to create a database, PROD, using the Database Configuration Assistant (DBCA). Which two tasks can you automate while creating the database using the DBCA? (Choose two.)

A) database backups
B) gathering optimizer statistics
C) data export using conventional export
D) tablespace defragmentation
E) user quota increment
F) data export using Data Pump

2. Which two statements regarding unusable indexes are correct? (Choose two.)

A) You do not need to set any parameter because unusable indexes are skipped automatically.
B) Your Data Definition Language (DDL) statement shows a warning message when an index is made unusable.
C) You can set SKIP_UNUSABLE_INDEXES to true to skip unusable indexes.
D) You can check the alert log file to get a message recorded about unusable indexes.

3. When enabling a flashback, you must identify the version of the database contents you want to see. Which two options can you use to identify this version? (Choose two.)

A) a point in time
B) a start and an end time
C) a System Change Number (SCN)
D) a start and an end SCN
E) a transaction ID

4. Which four statements regarding the block change track file are correct? (Choose four.)

A) The location of this file must be different from that of the database files.
B) The Oracle database records block change information in this file by default.
C) The V$BLOCK_CHANGE_TRACKING view contains the name and location of this file.
D) The minimum size of this file is 10 M
E) The maintenance of this file is fully automatic.
F) The changed blocks are tracked in this file as redo is generated.

5. Users complain that SQL statements using a particular index fail. Using DBVERIFY, you find that two separate blocks in the index have become corrupt. The database data files for user data and index are very large. What is the least disruptive recovery strategy available in Oracle 10g?

A) Take the individual data file offline (not the wholetablespace), restore and recover the data file from backup with RMAN, then set the data file online again.
B) Without setting the individual data file offline, use RMAN with Block Media Recovery to restore and recover only those blocks.
C) Take the individual data file (not the wholetablespace) offline, use RMAN with Block Media Recovery to restore and recover only those blocks, then set the data file online again.
D) Rebuild the index using the online option.

Solutions: