当前分类： 1Z0-042
问题：单选题Where do you find information about a missing redo log file？（）A trace fileB audit trailC control fileD alert log fileE event viewer...
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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 find that the database performance degrades while you backup the PROD database using Recovery Manager （RMAN）. The PROD database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You sus...
问题：单选题It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager （RMAN）. How would you make use of this consistent backup in RMAN？（）A cannot be used in RMANB by starti...
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In your database， UNDO_RETENTION has been set to 600 sec and UNDO tablespace is configured for RETENTION GUARANTEE. Which statement regarding RETENTION GUARANTEE is true？ （）A Undo data is retained until the next full database backup.B No committed undo...
问题：单选题You want the size of the tablespace to increase when it is full. Which option would you use？（）A use automatic extent allocationB disable threshold for the tablespaceC use freelists to manage the free spaceD use automatic segment space managementE creat...
问题：多选题In which two cases would you perform only consistent backup？（）AYou are working on a database where downtime is not tolerated.BYou are working on a database where downtime can be tolerated.CYou are working on a database that operates in ARCHIVELOG mode....
问题：单选题The SAVE_AMT column in the ACCOUNTS table contains the balance details of customers in a bank. As part of the year/x7fend tax and interest calculation process， all the rows in the table need to be accessed. The bank authorities want to track access to ...
问题：多选题Which two statements about bigfile tablespaces are true？ （）AThe bigfile tablespace have only one data file.BThe segment space management is automatic.CThe extent management is dictionary managed.DThe database can have only one bigfile tablespace.EThe b...
问题：Which statement is true about the loss of system/x7fcritical...
问题：多选题You work as a database administrator for Certkiller .com. In your transaction application， you have scheduled a job to update the optimizer statistics at05：00 pm every Friday. The job has successfully completed. Which three pieces of information would ...
问题：多选题You work as a database administrator for Supportcenter.cn. You decided to manage client and server connections using Local Naming method in Supportcenter.cn. When you try to connect to the database you get the following error： ERROR： ORA-12154：TNS：co...
问题：多选题Your boss at Certkiller .com wants you to clarify Oracle 10g. Which two steps are performed the first time any UPDATE statement is issued after the instance is started？（）ACreating the parse tree of the statementBWriting the modified data blocks to the ...
问题：单选题In your database， the users SYS and SYSTEM have been assigned the profiles， ADMIN_PROF1 and ADMIN_PROF2， respectively. The rest of the database administrators are assigned the profile ADMIN_PROF3. You create a profile， USER_PROF， and assign it to the a...
问题：单选题You are unable to move the Unified Job Scheduler occupant from the SYSAUX tablespace to the USERS tablespace. What could be the reason？（）A None of the SYSAUX occupants can be relocated.B The USERS tablespace is a bigfile tablespace （BFT）.C The united J...
问题：单选题In the instance of the PROD database， the checkpoint （CKPT） process runs after every minute. A database user updates the rows of the ORDERS table. Because of the configuration， the CKPT process gets initiated before the user commits the transaction. Wh...
问题：单选题You observe that in your PROD database， customer information is being modified by some unauthorized users. You want to keep track of all of the transactions happening on the table using PL/SQL. Which type of PL/SQL subprogram or construct would you use...
问题：单选题The ST_INFO master table has millions of rows that are updated very rarely. It has a STATE_CODE column that contains the value for 25 states. The table is frequently queried on the STATE_CODE column. Which type of index would you suggest to improve the...
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 ...
