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Oracle database 10g:Administration I Sample Questions:

1. On which three can you use Recovery Manager (RMAN) to perform incremental backup? (Choose three.)

A) control files
B) whole database
C) data files
D) archived log files
E) flashback log file
F) parameter file
G) change tracking file
H) tablespaces
I) password file

2. According to your backup strategy, you performed an incremental level 0 backup of your database. Which statement regarding this backup is true?

A) The backup contains all used data blocks.
B) The backup contains only unused data blocks.
C) The backup is similar to image copy.
D) The backup contains all data blocks changed since the last incremental level 1 backup.

3. Which two operations require undo data? (Choose two.)

A) recording a transaction to redo log files
B) committing a transaction
C) rolling forward during instance recovery
D) rolling back a transaction
E) recovering from failed transactions

4. View the Exhibit and analyze the CREATE TABLE statements used to create the ITEMS and ORDERS tables.
The ITEMS table has 50 rows and ORDERS table has 500 rows. Because you decide to not deal with the item code 188 in future, you execute the following command to remove the item:
SQL> DELETE FROM items WHERE item_code=188;
What is the effect of this command?

A) The command fails with integrity violation error.
B) The row containing the value 188 corresponding to the ITEM_CODE column is deleted from the ITEMS table, and the foreign key constraint is disabled in the ORDERS table.
C) The row containing the value 188 corresponding to the ITEM_CODE column is deleted from the ITEMS table, and the dependent rows in the ORDERS table are also deleted automatically.
D) The row containing the value 188 corresponding to the ITEM_CODE column is deleted from the ITEMS table, and the dependent rows in the ORDERS table are populated with
NULL values in their ITEM_CODE columns.

5. While running the Oracle Universal Installer on a Unix platform to install Oracle Database 10g software, you are prompted to run orainstRoot.sh script. What does this script accomplish?

A) It modifies the Unix kernel parameters to match Oracle's requirement.
B) It creates the Inventory pointer file.
C) It creates the Oracle user for installation.
D) It creates the base directory.
E) It creates the pointer file.

Solutions: