更多"What are the prerequisites for perf"的相关试题:
[多项选择]Which two are the prerequisites to enable Flashback Data Archive?（） (Choose two.)
A. Database must be running in archivelog mode.
B. Automatic undo management must be enabled.
C. Undo retention guarantee must be enabled.
D. The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
[多项选择]Which two are prerequisites for performing a flashback transaction?（）
A. Flashback Database must be enabled.
B. Undo retention guarantee for the database must be configured.
C. EXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.
D. Supplemental logging must be enabled.
E. Recycle bin must be enabled for the database.
F. Block change tracking must be enabled tor the database.
[多项选择]What two are the prerequisites for enabling Flashback Database?（）
A. The database must be in ARCHIVELOG mode
B. The database must be in MOUNT EXCLUSIVE mode
C. The database must be opened in RESTRICTED mode
D. The database instance must be started in the NOMOUNT state
E. The database instance must have the keep buffer pool defined
[多项选择]What are the prerequisites for enabling Flashback Database？ （）
A. The database must be started in the MOUNT EXCLUSIVE state.
B. The database must have multiplexed control files.
C. The database must be opened by using a text-based parameter file instead of a server parameter file （SPFILE）.
D. The database must be in ARCHIVELOG mode.
E. The database must be in the NOMOUNT state.
F. The database must be opened in RESTRICTED mode.
[多项选择]Which are the two prerequisites before setting up Flashback Data Archive? （）(Choose two.)
A. Flash recovery area must be defined
B. Undo retention guarantee must be enabled.
C. Database must be running in archivelog mode.
D. Automatic undo management must be enabled.
E. The tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).
[单项选择]While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?（）
A. Help limit radio frequency interference (RFI) inside the case.
B. Help ensure proper air flow through the case.
C. Help prevent moisture buildup in the case.
D. Help limit electrostatic discharge (ESD) inside the case.
[多项选择]Which are the prerequisites for performing flashback transactions on your database？（）
A. Undo retention guarantee for the database must be configured.
B. Supplemental log must be enabled for the primary key.
C. Supplemental log must be enabled.
D. Execute permission on the DBMS_FLASHBACK package must be granted to the user.
[单项选择] An administrator analyzes a poorly performing system and suspects that the issue is related to CPU resource. Upon reviewing output of vmstat, the administrator is concerned with the values in the ‘pc’ and ‘ec’ columns. Which definition describes these two headings?（）
A. 'pc' refers to the number of physical processors consumed, while 'ec' refers to the percentage of entitled capacity consumed.
B. 'pc' refers to the 'physical CPUs' and lists how many are left un-allocated, while ec' refers to the 'entitled CPUs' and lists what amount is currently allocated to the LPAR.
C. 'pc' refers to the 'processor count' and reflects how many CPUs are allocated to the LPAR, while 'ec ' refers to the 'extra capacity' and lists how much above the LPAR entitlement is being consumed.
D. 'pc' refers to 'processor cards' and reflects how many MCM modules are actually being used by this LPAR, while 'ec' refers to the 'entitled CPUs'and lists what amount is currently allocated to the LPAR.
[单项选择]Which options must you configure while performing an automated Tablespace Point-in-Time Recovery(TSPITR) by using Recovery Manager (RMAN)?（）
A. New channels for restore and recovery tasks
B. New name for the data files of the tablespace
C. Auxiliary name for the data files of the tablespace
D. Auxiliary destinations for an auxiliary set of data files
[多项选择]Which two prerequisites are needed for performing workload capture and replay？（）
A. Close all sessions performing queries using database links
B. running the database in shared server mode
C. The database on which the workload is replayed has to be a restore of the original database to a specific SCN
D. setting up the directory to capture the workload
[单项选择]When performing password recovery, which command should be entered at the boot prompt?（）
A. boot -s
B. boot -r
C. boot single
D. boot recovery
[单项选择]After performing a successful operation, the doctor at last pulled the patient ______.
A. back
B. in
C. up
D. through
[单项选择]Tape streaming is not happening while performing RMAN tape backup. On investigation, you find that it is not because of the incremental backup or the empty file backup and that RMAN is sending data blocks to the tape drive fast enough.What could be a solution to make tape streaming happen during the backup?（）
A. Configure backup optimization
B. Configure the channel to increase MAXOPENFILES
C. Configure the channel to increase the capacity with the RATE parameter
D. Configure the channel to adjust the tape buffer size with the BLKSIZE option
[单项选择] While performing a regular check on your recovery catalog you realized that the catalog database is running out of space and you do not have options to increase the space. However, you have another database where more space is available and you want to move your existing recovery catalog to this database. The options that can be considered while moving the recovery catalog are as follows:（） 1. Using one of the Oracle expdp utilities to export the catalog data 2. Creating a recovery catalog user and granting the necessary privileges in the other database 3. Creating the recovery catalog using the CREATE CATALOG command 4. Using the corresponding impdp utility to import the catalog data into the other database 5. Registering the target database in the new catalog database using the REGISTER DATABASE command Identify the option with the correct sequence for moving the recovery catalog.
A. 2, 3, 5
B. 1, 2, 4
C. 1, 2, 4, 5
D. 1, 2, 3, 4, 5
[单项选择]Before performing a mksysb system backup, which of the following procedures should a system administrator perform to avoid backing up certain user files?（）
A. Add the list of files to /etc/exclude.rootvg.
B. Modify the image.data file and add the files to be excluded form the backup.
C. Modify the bosinst.data file and specify which files are to be excluded from the backup.
D. Specify the files to be excluded on the command line when executing the mksysb command.
