问题:单选题Which one of the following RMAN commands is used to register the database files with repository that were backed up using O/S commands?()A CHANGEB CATALOGC CROSSCHECKD SWITCH
Monday, July 3, 2023
问题:单选题You are configuring the listener on your server. Which listener.ora parameter contains the information needed to detect session requests from different client types?()A ADDRESS_LISTB SID_NAMEC LISTENERD SERVICE_LIST
Wednesday, October 11, 2023
问题:单选题Which one of the following files contains records that do not meet the specified load criteria in the SQL*Loader control file?()A Log fileB Discard fileC Parameter fileD Bad file
Tuesday, January 16, 2024
问题:单选题Users complain SQL statements using a particular index fail. Using DBVERIFY, you find that two separate blocks in the index have become corrupt. The database data files for user data and index are very large. What is the least disruptive recover strategy available in Oracle9i?()A Rebuild the index using the online option. B Take the individual data file offline (not the whole tablespace), restore and recover the data file from backup with RMAN, then set the data file online again. C Without setting the individual data file offline, use RMAN with Block Media Recovery to restore and recover only those blocks. D Take the individual data file (not the whole tablespace) offline, use RMAN with Block Media Recovery to restore and recover only those blocks, then set the data file online again.
Thursday, April 6, 2023
问题:单选题Where can you obtain information about full database backup set created using RMAN, if the control file was used as the repository?()A V$BACKUPSETB RC_DATABASEC V$BACKUP_SETD RC_BACKUP_SET
Sunday, December 17, 2023
问题:单选题The client connected to the database turns off his or her machine without exiting from a connection to the database. Which type of failure is this?()A mediaB instanceC statementD user process
问题:多选题The RMAN BACKUP command using the DELETE INPUT option can be used with which three types of files? ()Adata filesBbackup setsCcontrol filesDarchived redo log files
问题:单选题There is a problem with one of the disks used for your database and your system administrator informs you that the disk needs to be replaced. The replacement disk will not be available until tomorrow. There was only one data file on this disk; it belongs to the USERS tablespace in your PROD database. Your PROD database runs in ARCHIVELOG mode and nightly online backups are taken. The users need to be able to access the data in the USERS tablespace before the replacement disk arrives. You have already taken the USERS tablespace offline and have restored the data file from last night’s backup to a new disk. Which additional steps are required in order to make the USERS tablespace available?()A Only bring the tablespace back online.B Only recover the tablespace and then bring the tablespace back online.C Shut down the database, recover the data file and then start up the database.D Issue the ALTER DATABASE RENAME FILE command, recover the tablespace, and then bring the tablespace online.E Recover the tablespace, issue the ALTER DATABASE RENAME FILE command, and then bring the tablespace online.
Monday, April 1, 2024
问题:单选题The Oracle Net architecture is based on which of the following?()A OCIB OSIC TCP/IPD SNMP
问题:单选题What is the maximum database block size supported for the Oracle9i database?()A 16KBB 32KBC 64KBD 128KB
问题:单选题The database was started up using a text parameter file. What will be the default scope of changes made by using the SET clause of the ALTER SYSTEM statement?()A Only MEMORY is updated.B Only SPFILE values are updated.C Only init.ora parameters are updated.D Both init.ora parameters and SPFILE values are updated.
问题:单选题When performing recover of a database in NOARCHIVELOG mode with RMAN, the target database must be in the () state to restore the control file.A OPENB IDLEC MOUNTD NOMOUNT
Sunday, January 22, 2023
问题:单选题There is more than one way to set the server to detect and affect long running operations automatically. What is the best choice of you want to reduce the impact of long running operations on other users without aborting the long running operations?()A Define user profiles and set the CPU_PER_CALL limit. B Define a SWITCH_TIME for a plan in the Resource Manager. C Create a batch job that checks V$SESSION_LONGOPS;the batch job alters the session priority of the long running operations. D Create a user defined event in the Oracle Enterprise Manager, which monitors V$SESSION_LONGOPS.
问题:单选题What is true if you want to switch undo tablespaces from the current one, called UNDO1, to a new one called UNDO2?()A It is NOT possible to switch unless no active transaction exist in UNDO1. B It is possible to switch to UNDO2; but current active transactions will abort. C It is possible to switch to UNDO2; current active transactions will be automatically migrated to UNDO2. D It is possible to switch to UNDO2; only current active transactions will continue to execute inside UNDO1.
Sunday, July 23, 2023
问题:单选题Your database is set in NOARCHIVELOG mode and is backed up every night. There are 10 redo log groups on the database, each with three members, making a total of 30 redo log files. At lunchtime the server unexpectedly gets shut down. Upon restarting you notice that the data file belonging to the SYSTEM tablespace has become corrupted. You also notice that there have been 15 log switches during the day. Which solution should you use to recover as much committed data as possible?()A Restore the data file for the SYSTEM tablespace then open the database. B Restore all redo logs form last night's backup, then restart the database. C Perform a complete restore of all files from last night's backup. Data entered into the database today must be reentered. D Mount the instance, take the SYSTEM tablespace offline, open the database, and then restore the data file, recover it, and bring the tablespace online.
问题:多选题Archive file format LOG_ARCHIVE_FORMAT is defined as arch_%s.arc. A week ago, you just archived arch_4.arch to tape, then removed all archived files to save disk space. Yesterday you saw arch_10.arc and arch_11.arc on the disk. Today, you see arch_3.arc in the archive directory. Which two could you happened?()ARedo logs were restored from tape for recovery.BThe file names are only used when they are copied to tape.CThe database was opened with the RESETLOGS option and log numbers restarted.DLog names run in circular fashion; arch_3.arc is re-created by the ARCn process.EA file name is randomly chosen by the archive process; as long as it is unique, it does not have to be sequential.
Sunday, September 18, 2022
问题:单选题Which statement is true regarding RMAN components?()A Each target database requires its own recover catalog. B RMAN scripts can be stored in the recovery catalog or the target control file. C A channel is a stream of data to a device type and corresponds to one server session. D The RMAN executable interprets sever session commands and establishes connections to the target database.
问题:多选题Oracle Net is responsible for establishing and maintaining the connection between the client application and the server. On the client side, Oracle Net is responsible for which three connectivity issues?()AThe location of the server.BThe Oracle user being connected.CPrivileges and role information.DProtocol involved in the connection.EHow to handle exceptions and interrupts.
Thursday, August 17, 2023
Thursday, September 7, 2023
问题:多选题Which four occur during the processing of a request using Oracle Shared Server?()AThe dispatcher returns the response to the user.BThe dispatcher places the request into the request queue.CThe shared server places the response in the response queue.DThe response is handed off to the next available dispatcher.EA shared server picks up the request from the request queue and processes the request.