多项选择题

A. setting idle timeout limits on resource plansB. savi……

For which two situations would you use functionality provided by the Resource Manager? （）(Choose two.)

A. setting idle timeout limits on resource plans
B. saving storage space by using compressed backup sets
C. creating jobs that will run automatically at a scheduled time
D. assigning priorities to jobs to manage access to system resources
E. creating alerts to perform notification when tablespaces are low on available space resources

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单项选择题You opened the encryption wallet and then issued the following command： SQL>CREATE TABLESPACE securespace DATAFILE ’ home user oradata secure01.dbf’ SIZE 150M ENCRYPTION USING ’3DES168’ DEFAULT STORAGE（ENCRYPT）； Then you closed the wallet. Later， you issued the following command to create theEMPLOYEES table in the SECURESPACE tablespace and you use the NO SALT option for the EMPID column. What is the outcome？（）

A. It creates the table and encrypts the data in it.
B. It generates an error because the wallet is closed.
C. It creates the table but does not encrypt the data in it.
D. It generates an error because the NO SALT option cannot be used with the ENCRYPT option.

多项选择题Which statements are true regarding table compression? （）(Choose all that apply.)

A. It saves disk space and reduces memory usage.
B. It saves disk space but has no effect on memory usage.
C. It incurs extra CPU overhead during DML as well as direct loading operations.
D. It incurs extra CPU overhead during DML but not direct loading operations.
E. It requires uncompress operation during I/O.

单项选择题WhichstatementistrueregardingtheretentionpolicyfortheincidentsaccumulatedintheAutomaticDiagnosticRepository（ADR）？（）

A. The incident metadata is purged when the problem is resolved and the DBA closes the SR
B. The incident files and dumps are not retained in the ADR for the manually created incidents
C. The incident files are retained but the incident metadata is purged when the problem is resolved and the DBA closes the SR
D. The default setting is for one year after which the incident metadata is purged from the ADR and the files are retained for one month

单项选择题Examine the following values of the initialization parameters in the database having the SID ORCL: BACKGROUND_DUMP_DEST= u01 app oracle product 11.1.0 db_1 bdump USER_DUMP_DEST= u01 app oracle product 11.1.0 db_1 udump CORE_DUMP_DEST= u01 app oracle product 11.1.0 db_1 cdump DIAGNOSTIC_DEST= The environment variables have the following value: ORACLE_BASE= u01 app oracle ORACLE_HOME= u01 app oracle product 11.1.0 db_1 What is the location of the Automatic Diagnostic Repository (ADR) home?（）

A./u01/app/oracle/product/11.1.0/db_1
B./u01/app/oracle
C.$ORACLE_HOME/bdump
D.$ORACLE_HOME/log

单项选择题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.