当前分类: 1Z0-060
问题:多选题You notice that the elapsed time for an important database scheduler Job is unacceptably long. The job belongs to a scheduler job class and window. Which two actions would reduce the job's elapsed time?()AIncreasing the priority of the job class to whi...
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问题:多选题You must track all transactions that modify certain tables in the sales schema for at least three years. Automatic undo management is enabled for the database with a retention of one day. Which two must you do to track the transactions?()AEnable supple...
问题:多选题Which three statements are true about using flashback database in a multitenant container database(CDB)?()AThe root container can be flashed back without flashing back the pluggable databases (PDBs).BTo enable flashback database, the CDB must be mounte...
问题:单选题Your are the DBA supporting an Oracle 11g Release 2 database and wish to move a table containing several DATE, CHAR, VARCHAR2, and NUMBER data types, and the table’s indexes, to another tablespace. The table does not have a primary key and is used by a...
问题:多选题Identify two correct statements about multitenant architectures.()AMultitenant architecture can be deployed only in a Real Application Clusters (RAC) configuration.BMultiple pluggable databases (PDBs) share certain multitenant container database (CDB) ...
问题:多选题Which three features work together, to allow a SQL statement to have different cursors for the samestatement based on different selectivity ranges?()ABind Variable PeekingBSQL Plan BaselinesCAdaptive Cursor SharingDBind variable used in a SQL statement...
问题:多选题Which two are true concerning a multitenant container database with three pluggable database?()AAll administration tasks must be done to a specific pluggable database.BThe pluggable databases increase patching time.CThe pluggable databases reduce admin...
问题:多选题You upgraded your database from pre-12c to a multitenant container database (CDB) containing pluggable databases (PDBs). Examine the query and its output: Which two tasks must you perform to add users with SYSBACKUP, SYSDG, and SYSKM privilege to the p...
问题:多选题Which three statements are true about SQL plan directives?()AThey are tied to a specific statement or SQL id.BThey instruct the maintenance job to collect missing statistics or perform dynamic sampling to generate a more optimal plan.CThey are used to ...
问题:多选题Which two statements are true about the RMAN validate database command?()AIt checks the database for intrablock corruptions.BIt can detect corrupt pfiles.CIt can detect corrupt spfiles.DIt checks the database for interblock corruptions.EIt can detect c...
问题:多选题Which three statements are true concerning unplugging a pluggable database (PDB)?()AThe PDB must be open in read only mode.BThe PDB must be dosed.CThe unplugged PDB becomes a non-cdb.DThe unplugged PDB can be plugged into the same multitenant container...
问题:多选题In your Database, the TBS PERCENT USED parameter is set to 60 and the TBS PERCENT FREE parameter is set to 20. Which two storage-tiering actions might be automated when using information Lifecycle Management (ILM) to automate data movement?()AThe movem...
问题:单选题Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs. You want to flash back the PDB to the time before the local user was dropped. Yo...
问题:多选题Which two statements are true about variable extent size support for large ASM files?()AThe metadata used to track extents in SGA is reduced.BRebalance operations are completed faster than with a fixed extent sizeCAn ASM Instance automatically allocate...
问题:单选题You are connected to a pluggable database (PDB) as a common user with DBA privileges. The STATISTICS_LEVEL parameter is PDB_MODIFIABLE. You execute the following: SQL ALTER SYSTEM SET STATISTICS_LEVEL = ALL SID = ‘*’ SCOPE = SPFILE; Which is true abou...
问题:多选题Which three functions are performed by the SQL Tuning Advisor?()ABuilding and implementing SQL profilesBRecommending the optimization of materialized viewsCChecking query objects for missing and stale statisticsDRecommending bitmap, function-based, and...
问题:多选题Which three are true about the large pool for an Oracle database instance that supports shared serverconnections?()AAllocates memory for RMAN backup and restore operationsBAllocates memory for shared and private SQL areasCContains a cursor area for sto...