Exam Code: 1Z0-053 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: Oracle Database 11g: Administration II
Certification Provider: Oracle
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2021 Jun 1Z0-053 Study Guide Questions:
Q31. Which three components does the Scheduler use for managing tasks within the Oracle environment? (Choose three.)
A. a job
B. a program
C. a schedule
D. a PL/SQL procedure
Answer: ABC
Q32. Examine the parameter setting in your database:
Which statement is correct about the database?
A. Automatic memory management is disabled because PGA_AGGREGATE_TARGET and SGA_TARGET are not set
B. The instance is started but the database will not be opened until PGA_AGGREGATE_TARGET and SGA_TARGET are set
C. The database is opened but users cannot perform transactions until PGA_AGGREGATE_TARGET and SGA_TARGET are set
D. Automatic memory management is enabled and, as per policy, 60% of the memory for System Global Area (SGA) and 40% of the memory for Program Global Area (PGA) will be distributed at startup
Answer: D
Q33. View the Exhibit for some of the parameter settings.
You start a session and issue the following command:
SQL>CREATE INDEX emp_ename ON emp(ename)
TABLESPACE users INVISIBLE;
What is the outcome of the above command?
A. The index is not used by the optimizer but is maintained during DML operations.
B. The index is not used by the optimizer and is not maintained during DML operations.
C. The index is used by the optimizer only if a hint is specified in the query statement and is maintained during DML operations.
D. The index is used by the optimizer only if a hint is specified in the query statement but is not maintained during DML operations.
Answer: A
Rebirth free 1z0-053 vce:
Q34. Note the output of the following query;
SQL> SELECT flashback_archieve_name, status FROM dba_flashback_archieve;
FLASHBACK_ARCHIEVE_NAME STATUS
---------------------------------------- -----------
FLA1
You executed the following command to enable Flashback Data Archive on the EXCHANGB_PATE table:
ALTER TABLE exchange_rate FLASHBACK ARCHIEVE;
What is the outcome of this command?
A. The table uses the default Flashback Data Archive.
B. The Flashback Data Archive Is created In the SYSAUX tablespace.
C. The Flashback Data Archive is created in the same tablespace where the tables are stored.
D. The command generates an error because no flashback Data Archive name is specified and there is no default Flashback Data Achieve.
Answer: A
Q35. Which three elements can a job chain process involve? (Choose three)
A. an event
B. a schedule
C. a program
D. another chain
E. a lightweight job
Answer: BDE
Q36. Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN) while duplicating a running database? (Choose Two)
A. Creating the control file for the duplicate database
B. Restoring the target data files to the duplicate database
C. Performing complete recovery using all available backups
D. Generating a new, unique DBID for the duplicate database
E. Copying the online redo log files from the target database to the duplicate database
Answer: CE
Actual dumps 1z0-053:
Q37. What is the result of this command? RMAN> Report need backup days 3;
A. Lists all datafiles created in the last three days that are not backed up.
B. Lists all datafiles not recoverable based on the current retention criteria.
C. Lists all datafiles not backed up in the last three days. The datafile is not recoverable.
D. Lists all datafiles that need to be backed up due to unrecoverable operations.
E. Lists all datafiles not backed up in the last three days. It does not imply that the datafile is not recoverable.
Answer: E
Q38. You have a very large table that your users access frequently. Which of the following advisors will recommend any indexes to improve the performance of queries against this table?
A. The Automatic Memory Manager (AMM)
B. The SQL Tuning Advisor
C. The Segment Advisor
D. The SQL Access Advisor
Answer: D
Q39. What recommendations does the SQL Access Advisor provide for optimizing SQL queries? (Choose all that apply.)
A. selection of SQL plan baselines
B. partitioning of tables and indexes
C. creation of index-organized tables
D. creation of bitmap, function-based, and B-tree indexes
E. optimization of materialized views for maximum query usage and fast refreshÂ
Answer: BDE
Q40. Which two statements regarding the Flashback Table feature are correct? (Choose two.)
A. Flashback Table can be performed on system tables.
B. Flashback Table operation does not shrink the segments.
C. Flashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.
D. Flashback Table operation acquires exclusive data manipulation language (DML) locks.
Answer: BD