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Achieving Exam Success with VCEDumps Oracle 1Z1-083 Dumps

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The Oracle 1Z1-083 exam consists of 75 multiple-choice questions and is conducted in a proctored environment. The duration of the exam is 105 minutes, and the passing score is 63%. 1Z1-083 Exam is available in English and Japanese, and candidates can take it at any Pearson VUE testing center worldwide.

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Oracle Database Administration II Sample Questions (Q176-Q181):

NEW QUESTION # 176
Examine this configuration:
1. CDB1 is a container database.
2. COMM0N_USER_PREFIX IS C##.
3. PDB1 is a pluggable database contained in CDB1.
4. APP1_ROOT is an application container contained in CDB1.
5. APP1_PDB1 is an application PDB contained in APP1_ROOT.
You execute these commands successfully:

Which two are true?

A. app1_user1 can be created in cdb1.
B. c##_app_user1 can be created in cdb1.
C. app1_user1 can be created in pdb1.
D. p1_user1 can be created in cdb1.
E. c##_user1 will have the same privileges and roles granted in all PDBs in cdb1.
F. app1_user1 can have different privileges in each Application PDB contained in app1_root.

Answer: C,F

NEW QUESTION # 177
Oracle Managed Files (OMF) is enabled in a CDB and this command is successfully executed:

Which three are true?

A. APP1 can never be unplugged.
B. A default service Is created for the application root APP1.
C. Application PDBs that are subsequently created in the APP1 application container will be cloned from PDB$SEED.
D. Application PDBs that are subsequently created in the APP1 application container will be cloned from APP1$SEED.
E. An application root PDB is created for APP1.
F. An application seed PDB Is created for APP1.

Answer: D,E,F

NEW QUESTION # 178
Which two are true about changing the LOCAL_UNDO_ENABLED property to false in a CDB? (Choose two.)

A. Undo tablespaces existing in PDBs must be dropped before the change.
B. After the change, any user with the required privilege can create an undo tablespace in the PDBs.
C. Any new PDB and existing PDBs are automatically configured to use the default undo tablespace in CDB$ROOT.
D. After the change, only a common user with the required privilege can create an undo tablespace in CDB&ROOT.
E. After the change, each existing PDB has to be reopened for the new undo mode to take effect.
F. After the change, only one undo tablespace can exist in CDB$ROOT.

Answer: D,E

NEW QUESTION # 179
Automatic Shared Memory Management is disabled for one of your database instances.
Some SQL statements perform poorly due to excessive hard parse activity, thereby degrading performance. What would be your next step?

A. Run the SQL Access Advisor.
B. Run the Memory Advisor for the Program Global Area.
C. Run the Memory Advisor for the shared pool.
D. Run the SQL Tunning Advisor.
E. Run the Memory Advisor for the System Global Area.

Answer: C

NEW QUESTION # 180
Which statement correctly describes the SQL profiling performed by the SQL Tuning Advisor?

A. It is a set of recommendations by the optimizer to change the access methods used.
B. It is auxiliary information collected by the optimizer for a SQL statement to help use better joins orders.
C. It is a set of recommendations by the optimizer to restructure a SQL statement to avoid suboptimal execution plans.
D. It is auxiliary information collected by the optimizer for a SQL statement to eliminate estimation error.
E. It is a set of recommendations by the optimizer to create new indexes.

Answer: C

Explanation:
SQL Tuning Advisor is a mechanism for resolving problems related to suboptimally performing SQL statements.
https://docs.oracle.com/en/database/oracle/oracle-database/19/tgsql/sql-tuning- advisor.html#GUID-8E1A39CB-A491-4254-8B31-9B1DF7B52AA1

NEW QUESTION # 181
......

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