1Z0-053 | Far out Oracle 1Z0-053 exam question
Q41. Which statement most accurately describes the implementation of a SQL Access Advisor recommendation?
A. SQL Access Advisor recommendations are automatically implemented.
B. Individual SQL Access Advisor recommendations can be scheduled for implementation.
C. All SQL Access Advisor recommendations for a specific task must be implemented at the same time.
D. SQL Access Advisor recommendations are automatically scheduled for implementation during the maintenance window.
E. None of the above.
Answer: B
Q42. You want to put a specific tablespace called MY_DATA in hot backup mode so you can back it up.
What command would you use?
A. alter tablespace MY_DATA begin backup;
B. alter tablespace MY_DATA start backup;
C. alter tablespace MY_DATA backup begin;
D. alter MY_DATA begin backup;
E. You cannot back up individual tablespaces.
Answer: A
Q43. Which of the following are not fundamental tasks of the Support Workbench? (Choose all that apply.)
A. View long-running SQL workloads
B. View problem details
C. Gather additional diagnostic information
D. Create a Service Request
E. Clean up incident data after upload to Oracle Support
Answer: AE
Q44. Given the following steps, which would be the correct order to create a backup of an Oracle database in ARCHIVELOG mode with control-file autobackups enabled?
a. backup archivelog all;
b. backup database all;
c. backup controlfile;
d. backup archivelog, database, controlfile delete input;
e. backup database plus archivelog delete input
A. e
B. a, b, a, c
C. d
D. b, a, c
E. b, a, c, d, e
Answer: A
Q45. You want to set the following initialization parameters for your database instance:
LOG_ARCHIVE_DEST_1 = 'LOCATION=/disk1/arch'
LOG_ARCHIVE_DEST_2 = 'LOCATION=/disk2/arch'
LOG_ARCHIVE_DEST_3 = 'LOACTION=/disk3/arch'
LOG_ARCHIVE_DEST_4 = 'LOCATION=/disk4/arch MANDATORY'
Identify the statement that correctly describes this setting.
A. The MANDATORY location must be a flash recovery area.
B. The optional destinations may not use the flash recovery area.
C. This setting is not allowed because the first destination is not set as MANDATORY.
D. The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.
Answer: D
Q46. Which three statements correctly describe the features of the I/O calibration process? (Choose three.)
A. Only one I/O calibration process can run at a time.
B. It automates the resource allocation for the Automated Maintenance Tasks.
C. It improves the performance of the performance-critical sessions while running.
D. It can be used to estimate the maximum number of I/Os and maximum latency time for the system.
E. The latency time is computed only when the TIMED_STATISTICS initialization parameter is set to TRUE.
Answer: ADE
Q47. The _______ writes the Flashback Database logs in the flash recovery area.
A. FLSH
B. FLDB
C. RVWR
D. RVRW
E. FBDA
Answer: C
Q48. Which of the following is a prerequisite for running DBMS_TDB.CHECK_DB to a successful completion?
A. The database must be in read-write mode.
B. The database must have no external files.
C. The database must open in read-only mode.
D. The database must be mounted but not opened.
Answer: C
Q49. You are using the control file to maintain information about the database backups that are being performed by Recovery Manager (RMAN). Identify two scenarios is which you must have a recovery catalog. (Choose two.)
A. To store the backup information of multiple database
B. To restrict the amount of space that is used by the backups
C. To maintain a backup for a certain time is set by the CONTROL_FILE_RECORD_KEEP_TIME parameter.
D. To list the data files that were in a target database at a given time by using the AT option of REPORT SCHEMA command.
Answer: AD
Q50. Which of the following is not an advantage of block media recovery (BMR)?
A. Reduced MTTR.
B. Datafiles remain offline while corrupt blocks are repaired.
C. Datafiles remain online while corrupt blocks are repaired.
D. A and C
Answer: B