You are managing an Oracle Database 11g instance with ASM storage. The ASM instance is down. To know the details of the disks in the DATA disk group , you issued the following ASMCMD command:
ASMCMD> lsdsk -I -d DATA
Which statement is true regarding the outcome of this command?（）
A. The command succeeds but it retrieves only the disk names.
B. The command produces an error because the ASM instance is down.
C. The command succeeds but it shows only the status of the ASM instance.
D. The command succeeds and retrieves information by scanning the disk headers based on an ASM_DISKSTRING value.
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To generate recommendations to improve the performance of a set of SQL queries in an application, you execute the following blocks of code:
The blocks of code execute successfully; however, you do not get the required outcome. What could be the reason?（）
A. A template needs to be associated with the task.
B.A workload needs to be associated with the task.
C. The partial or complete workload scope needs to be associated with the task.
D. The type of structures (indexes, materialized views, or partitions) to be recommended need to be specified for the task.
A. It can be used to allow the access privilege settings for users but not roles.
B. It can be used to allow the access privilege settings for users as well as roles.
C. It can be used to control the time interval for which the access privilege is available to a user.
D. It can be used to selectively restrict the access for each user in a database to different host computers.
E. It can be used to selectively restrict a user's access to different applications in a specific host computer.
You executed the following PL/SQL block successfully:
The above command produces Automatic Database Diagnostic Monitor (ADDM) analysis.（）
A. with the CPU Usage finding if it is less than 90
B. without the CPU Usage finding if it is less than 90
C. with the CPU Usage finding for snapshots below 90
D. with the CPU Usage finding for snapshots not between 150 and 162
Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backup mode by issuing the following statement:
ALTER TABLESPACE data1 BEGIN BACKUP;
While you are performing the backup, an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true?（）
A. The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.
B. If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.
C. If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.
D. If you restart the database, the database will not be opened.
Your organization decided to upgrade the existing Oracle 10g database to Oracle 11g database in a multiprocessor environment. At the end of the upgrade, you observe that the DBA executes the following script:
SQL> @utlrp.sql
What is the significance of executing this script?（）
A. It performs parallel recompilation of only the stored PL/SQL code.
B. It performs sequential recompilation of only the stored PL/SQL code.
C. It performs parallel recompilation of any stored PL/SQL as well as Java code.
D. It performs sequential recompilation of any stored PL/SQL as well as Java code.
A. an event
B. a schedule
C. a program
D. another chain
E. a lightweight job
A. Flashback Table can be performed on system tables.
B. Flashback Table operation does not shrink the segments.
C. Flashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.
D. Flashback Table operation acquires exclusive data manipulation language (DML) locks.
You issued the following command on the temporary tablespace LMTEMP in your database:
SQL>ALTER TABLESPACE lmtemp SHRINK SPACE KEEP 20M;
Which requirement must be fulfilled for this command to succeed?（）
A. The tablespace must be locally managed.
B. The tablespace must have only one temp file.
C. The tablespace must be made nondefault and offline.
D. The tablespace can remain as the default but must have no active sort operations.
View the Exhibit to examine the error during the database startup.You open an RMAN session for the database instance. To repair the failure, you executed the following as the first command in the RMAN session:
RMAN> REPAIR FAILURE;
Which statement describes the consequence of the command?（）
A. The command performs the recovery and closes the failures.
B. The command only displays the advice and the RMAN script required for repair.
C. The command produces an error because the ADVISE FAILURE command has not been executed before the REPAIR FAILURE command.
D. The command executes the RMAN script to repair the failure and removes the entry from the Automatic Diagnostic Repository (ADR).
Note the following parameters settings in your database:
What would happen?（）
A. It will fail because DB_8K_CACHE_SIZE parameter cannot be changed dynamically
B. It will be successful only if the memory is available from the auto tuned components
C. It will fail because an increase in DB_8K_CACHE_SIZE cannot be accommodated within SGA_TARGET
D. It will fail because an increase in the DB_8K_CACHE_SIZE cannot be accommodated within SGA_MAX_SIZE
最新试题
Examine the following RMAN script:Which statement describes the purpose of the script?（）
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 two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN)while duplicating a running database?（）
Examine the following ALTER command:SQL> ALTER DISKGROUP dgroup1 UNDROP DISKS;What is the purpose of the command?（）
Examine the CREATE DISKGROUP command used to create a disk group:In which situation would you use this method of disk group creation?（）
You executed the following commands in a database session:What could have caused the recycle bin to clean up?（）
You want to enable automatic PGA memory management in your database. Which setting is required to achieve this?（）
User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA, which commands must you execute to enable SCOTT to flash back the transactions?（）
Examine the following RMAN command:RMAN> CONFIGURE ENCRYPTION FOR DATABASE ON;RMAN> BACKUP DATABASE PLUS ARCHIVELOG;Which prerequisite must be met before accomplishing the backup?（）
Examine the parameter setting in your database:Which statement is correct about the database?（）