当前分类： 1Z0-042
问题：单选题You work as a database administrator for Certkiller .com. In your production database， the size of Database Buffer Cache needs to be increased immediately for the current as well as future instances of the database. The Oracle instance has been config...
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问题：单选题The application workload on your database is same between 10 a.m. and 11 a.m. on weekdays. Suddenly you observe poor performance between 10 a.m. and 11 a.m. in the middle of the week. How would you identify the changes in configuration settings， worklo...
问题：单选题You work as a database administrator for Supportcenter.cn. When you tried to connect to the database， you received the following error： ERROR： ORA-12541：TNS：no_listener You found that the listener is not running on the server， so you issued the f...
问题：多选题You work as a database administrator for Certkiller .com. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）AAll control files are open...
问题：单选题The data file belonging to theSYSTEMtablespaceis corrupted and no backup of the file is available. How do you recover the data file？（）A The data file cannot be recovered.B The date file can be restored from theSYSTEMauto backup.C Take thetablespaceoffl...
问题：单选题You want to set up the Oracle Database 10g installation to follow the French language， with France as the territory， and the date to be displayed in French for all users’ sessions. Which environmental variable would you set to achieve this objective？（）...
问题：多选题You work as a database administrator for Certkiller .com. Users in the Certkiller PROD database complain about the slow response when accessing the database. In the Active Session Waiting： Configuration page you find that the majority of the wait time ...
问题：多选题Which two operations can be flashed back using the Flashback technology？（）ADROP USER SMITH；BDROP TABLE EMPLOYEES；CDROP TABLESPACE USERS；DALTER TABLE SALES_REP DROP PARTITION P1；EALTER TABLE EMPLOYEES DROP COLUMN DESIG_ID；...
问题：单选题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 creates the pointer file.B It creates the base directory.C I...
问题：单选题You work as a database administrator for Certkiller .com. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more con...
问题：单选题You work as a database administrator for Certkiller .com. Redo log files are not multiplexed in your database. Redo log blocks are corrupted in group 2， and archiving has stopped. All the redo logs are filled and database activity is halted. Database w...
问题：多选题You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）AAll control files are ope...
问题：单选题Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH； What would be the outcome of this command？ （）A T...
问题：单选题You are using flat files as the data source for one of your data warehousing applications. You plan to move the data from the flat file structures to an Oracle database to optimize the application performance. In your database you have clustered tables...
问题：单选题Your boss at Supportcenter.cn wants you to clarify Oracle 10g. Which condition in your database forces you to perform only consistent backups？（）A The database is in mount state.B One of the tablespaces is offline.C One of the tablespaces is read only.D...
问题：单选题You are connecting to an Oracle database server from a client by using the following connect string： SQL CONNECT hr/hr@pdserver.us.oracle.com：1521/proddb Which naming method is being used in this case？（）A Local NamingB Easy ConnectC External NamingD ...
问题：多选题In your database， the Log Writer （LGWR） process is unable to write to a member of a current redo log group due to read/write failure. Which two effects would you see in your database？（）AThe database instance aborts.BThe database operation temporarily h...
问题：单选题You work as a database administrator for Supportcenter.cn. You enabled tracing while creating a listener to your database. What additional information is available to you when you enable tracing？（）A Information about each Oracle Net connection.B Inform...
问题：单选题A user complains that he gets the following error message repeatedly after executing some SQL statements. The error message forces the user to log off from and log on to the database to continue his work. ORA-02392： exceeded session limit on CPU usage，...
