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Oracle 1Z0-083 Exam Syllabus Topics:

Section	Objectives
Storage and Space Management	- Segment management - Tablespaces and datafiles
Database Architecture and Administration	- Oracle Database architecture components - Multitenant container database (CDB/PDB) concepts
Security Management	- User management and privileges - Database auditing and encryption
Performance Management	- Automatic Workload Repository (AWR) and diagnostics - SQL performance tuning
Database Backup and Recovery	- Database recovery techniques - RMAN configuration and backup strategies

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Quiz Oracle - 1Z0-083 - Oracle Database Administration II Useful Test Dumps Demo

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Oracle Database Administration II Sample Questions (Q275-Q280):

NEW QUESTION # 275
Which two statements are true about the Oracle Database server architecture?

A. The entire data dictionary is always cached in the large pool.
B. An Oracle Database server process represents the state of a user's login to an instance.
C. An Oracle Database server process is always associated with a session.
D. Each server process has its own User Global Area (UGA).
E. A connection represents the state of a user's login to an instance.

Answer: D,E

NEW QUESTION # 276
In one of your databases, unified auditing is enabled and an SH.SALES table exists. You successfully execute these commands:
SQL> CREATE AUDIT POLICY sales_pol ACTIONS select on sh.sales;
SQL> AUDIT POLICY sales_pol;
Which statement is true about SALES_POL?

A. It is only enabled for user SH.
B. Audit records are always stored in an external audit file.
C. It is enabled for all users having SELECT privilege on SH.SALES.
D. Only successful queries of SH.SALES are written to the audit trail.

Answer: C

NEW QUESTION # 277
Which three are true about unified auditing in full mode?

A. Audit records are created for COMMIT, ROLLBACK, and SAVEPOINT statements.
B. The unified audit trail is written to a read-only external file.
C. Audit records are created for non-sys users.
D. The unified audit trail is written to a read-only table.
E. Audit records are created for SYS.

Answer: C,D,E

NEW QUESTION # 278
Examine this configuration: 1. CDB1 is an Oracle Database 12c Release 2 database containing pluggable databases PDB$SEED, PDB1, and PDB2. 2. PDB$SEED is open READ ONLY 3. PDB1 is open READ WRITE 4. PDB2 is MOUNTED. 5. ORACLE_HOME is /u01/app/oracle/product/18.1.0/dbhome_1. You execute these commands before upgrading the database to the current release: For which databases will fixup scripts be created?

A. CDB1, PDB$SEED, and PDB1 only
B. PDB$SEED, PDB1, and PDB2 only
C. CDB1, PDB1, and PDB2 only
D. CDB1 and PDB$SEED only
E. CDB1, PDB$SEED, PDB1, and PDB2

Answer: A

NEW QUESTION # 279
When backing up to the Oracle Fast Recovery Area (FRA), you determine that the backup takes too long and suspect a performance bottleneck.
Which two are true about diagnosing and tuning these problems?

A. If an rman backup validate command takes roughly the same time as an actual backup, then both read and write I/O are likely bottlenecks.
B. Data files with a high value in v$backup_async_io.short_waits are a potential performance bottleneck when asynchronous I/O is used.
C. If an rman backup validate command takes noticeably less time than an actual backup, then write I/O is a likely bottleneck.
D. Data files with a high value in v$backup_sync_io.discrete_bytes_per_second are a potential performance bottleneck when synchronous I/O is used.
E. If an rman backup validate command takes roughly the same time as an actual backup, then read I/O is a likely bottleneck.

Answer: B,E

NEW QUESTION # 280
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