You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent.
Which type of backup should you perform?（）
A. standard backup set
B. image copy
C. compressed backup
D. user-managed backup
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Which steps are mandatory to enable Direct NFS?（）
1. Mount all required file systems using the kernel NFS driver.
2. Create an oranfstab file containing the attributes for each NFS server to be accessed using Direct NFS.
3. Replace the ODM library libodm11.so_stub with libodm11.so.
A. 2 and 3
B. 1 and 3
C. 1 and 2
D. 1, 2 and 3
Evaluate the following block of code:
What is the outcome of the above code?（）
A. It produces an error because a fully qualified host name needs to be specified.
B. It produces an error because the range of ports associated with the hosts has not been specified.
C. It creates an access control list (ACL) with the user ACCT_MGR who gets the CONNECT and RESOLVE privileges.
D. It creates an access control list (ACL) with the user ACCT_MGR who gets the CONNECT privilege but not the RESOLVE privilege.
USER_DATA is a nonencrypted tablespace that contains a set of tables with data. You want to convert all existing data in the USER_DATA tablespace and the new data into the encrypted format.
Which methodswould you use to achieve this?（）
A. Use Data Pump to transfer the existing data to a new encrypted tablespace
B. Use ALTER TABLE MOVE to transfer the existing data to a new encrypted tablespace
C. Use CREATE TABLE AS SELECT to transfer the existing data to a new encrypted tablespace
D. Enable row movement for each table to be encrypted and then use ALTER TABLESPACE to encrypt the tablespace
E. Encrypt the USER_DATA tablespace using the ALTER TABLESPACE statement so that all the data in the tablespace is automatically encrypted
Which statement is true about a running session that belongs to the online transaction processing (OLTP) group?（）
A. It permanently switches to the low_group consumer group if the session exceeds 10,000 I/O requests or 2,500 MB of data transfer.
B. It performs the first 10000 I/O requests or 2,500 MB of data transfer in the LOW-GROUP consumer group, and then switches to the original group.
C. It switches to the LOW_GROUP consumer group if the session exceeds 10000 I/O requests or 2500 MB of data transfer and returns to the original group after the operation.
D. It switches to the LOW_GROUP consumer group if the session exceeds 10000 I/O requests or 2500MB of data transfer for queries, but not for data manipulation language (DML) operations.
View the Exhibit exhibit1 to examine the series of SQL commands. View the Exhibit exhibit2 to examine the plans available in the SQL plan baseline. The baseline in the first row of the Exhibit is created when OPTIMIZER_MODE was set to FIRST_ROWS.
Which statement is true if the SQL query in exhibit1 is executed again when the valueof OPTIMIZER_MODE is set to FIRST_ROWS?（）
A. The optimizer uses a new plan because none of the plans in the exhibit2 are fixed plans.
B. The optimizer uses the plan in the second row of the exhibit2 because it is an accepted plan.
C. The optimizer uses the plan in the first row of the exhibit2 because it is the latest generated plan.
D. The optimizer uses the plan in the first row of the exhibit2 because OPTIMIZER_MODE was set to FIRST_ROW during its creation.
A. The clients must be created manually on the test machines to perform more realistic testing.
B. Restart the database in RESTRICTED mode before beginning workload replay to enable a clean state for workload replay.
C. Restart the database in RESTRICTED mode before beginning workload capture to enable a clean state for capturing the workload.
D. The application state of the capture system must be identical to the application state of the replay system when the workload replay begins.
A. Cursor cache
B. Stored outline
C. SQL Tuning Set
D. Automatic Workload Repository (AWR) snapshots
A. Accent expansion
B. Canonical equivalence
C. Reverse secondary sorting
D. Ignorable characters
E. Character rearrangement
A. locale.def
B. lxdef.ora
C. lx1boot.nlb
D. lx1boot.ora
E. lang.def
A. True
B. False
最新试题
Which two statements are true about a job chain?（）
You executed the following commands in a database session:What could have caused the recycle bin to clean up?（）
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?（）
Indentify two advantages of using recovery catalog instead of the control file of the database in Recovery Manager (RMAN)？（）
In your production database, users report that they are unable to generate reports on an important table because it does not contain any data. While investigating the reason, you realize that another user executed the TRUNCATE TABLE command, which accidentally caused the data to be lost. Now you want to recover the lost data of the table without affecting objects in other schemas.Which method must you use to recover the lost data?（）
Examine the parameter setting in your database:Which statement is correct about the database?（）
The database is currently open and the temp03.dbf tempfile belonging to the default temporary tablespace TEMP has been corrupted. What steps should you take to recover from this tempfile loss in an efficient manner?（）
After you have restored and recovered a database to a new host by using a previously performed Recovery Manager (RMAN) backup, which is the best option you would consider for the new database?（）
Which three statements are true about windows?（）
Tape streaming is not happening while performing RMAN tape backup. On investigation, you find that it is not because of the incremental backup or the empty file backup and that RMAN is sending data blocks to the tape drive fast enough.What could be a solution to make tape streaming happen during the backup?（）