当前分类： 1Z0-052
问题：多选题Which three operations require undo data（）Acommitting a transactionBflashing back a transactionCrecovering a failed transactionDrunning a read-consistent queryEchanging a tablespace status from READ ONLY to READ WRITE...
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问题：单选题You executed this command to create a temporary table： SQL CREATE GLOBAL TEMPORARY TABLE report_work_area （startdate DATE， enddateDATE， class CHAR（20）） ON COMMIT PRESERVE ROWS； Which statement is true about the rows inserted into the REPORT_WORK_AREA t...
问题：单选题ou executed the command to create a password file in the database server： $ orapwd file=orapworcl entries=5 ignorecase=N Which statement describes the purpose of the above password file（）A It records usernames and passwords of users when granted the D...
问题：单选题In your database instance， the user sessions are connected to the database server from the remote machines.You want to achieve the following for these users： 1. The user account must be locked after four unsuccessful login attempts. 2. The user must be...
问题：You want to enable archiving on your database. Presently， th...
问题：单选题Given below is a list of scenarios： 1） A user terminates his session abnormally. 2） The connection between the server and the client application terminates because of a network failure. 3） A schema is accidentally dropped. 4） The tablespace is accident...
问题：单选题You have set Tablespace Full Metrics Threshold values for the USERS tablespace as follows： Warning （%）： 90 Critical （%）： 95 Which background process is responsible for issuing alerts when the threshold is crossed（）A System monitor （SMON）B Process mon...
问题：单选题You execute a command to resize a data file， sales.dbf， of size 200 MB in your database： ALTER DATABASE DATAFILE ’/remorse/sales.dbf’ RESIZE 150M； Which statement is true about this command（）A The command must be issued in MOUNT state.B The command su...
问题：单选题Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH； What would be the outcome of this command（）A ...
问题：多选题Examine the following output： SQL SELECT index_name，status FROM dba_indexes WHERE status=’UNUSABLE’； INDEX_NAME STATUS------------------------------ ----------- EIND UNUSABLE Which two statements about the above index are true（）AIt is ignored by the qu...
问题：多选题Which two statements are true regarding Oracle Data Pump（）AEXPDP and IMPDP are the client components of Oracle Data Pump.BDBMS_DATAPUMP PL/SQL packages can be used independently of the Data Pump clients.COracle Data Pump export and import operations ca...
问题：多选题Which statements are true regarding a tablespace（）AIt can span multiple databases.BIt can consist of multiple data files.CIt can contain blocks of different sizes.DIt can contain segments of different sizes.EIt can contain a part of a nonpartitioned s...
问题：单选题In which situation is the UNDO_RETENTION parameter be ignored， even if it is set to a value（）A When the data file of the undo tablespace is autoextensibleB When there are more than one undo tablespaces available in the databaseC When the undo tablespac...
问题：单选题You used the IMMEDIATE option to shut down your database instance. Consider the steps that may occurwhen a database instance is started and database is opened： 1. SGA is allocated. 2. Control file is read. 3. Redo log files are opened.4. Instance recov...
问题：单选题All the database users are presently connected to the database instance and working. The HR userhas opened three database sessions and executed the following command in one of his sessions： SQL UPDATE persons SET ccode=’U031’ WHERE ccode=’U029’； 123 ro...
问题：单选题Your database is open and the LISTENER listener is running. The new DBA of the system stops thelistener by using the command： LSNRCTL STOP What happens to the sessions that are presently connected to the database instance（）A The sessions are able to ...
问题：单选题Which task would you perform before you run Oracle Universal Installer （OUI） in silent or suppressed mode foran installation？（）A Run the root.sh script.B Create the oraInst.loc file.C Create the tnsnames.ora file.D Run the oraInstRoot.sh script....
问题：单选题The database instance has the following parameter setting： OS_AUTHENT_PREFIX = OPS$ OS_ROLES = FALSE REMOTE_OS_AUTHENT = FALSE REMOTE_OS_ROLES = FALSE TIMED_OS_STATISTICS = 0 You have a local operating system user SKD. You create a database user OPS$...
问题：多选题Which statements are true about checkpointing（）AThe checkpoint frequency decreases with the smaller redo log file size.BIt ensures that all committed data is written to the data files during normal shutdown.CThe frequent full checkpoint in a database ...
