100% Pass Quiz Oracle - The Best Detailed 1Z0-083 Answers

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Oracle 1Z1-083 certification exam covers a wide range of topics, including database architecture, backup and recovery, performance tuning, security, and more. 1Z0-083 exam consists of 84 multiple-choice questions, and you have 105 minutes to complete it. The passing score for 1Z0-083 Exam is 64%, and you can take it at any Pearson VUE testing center worldwide.

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1Z0-083 Test Torrent: Oracle Database Administration II & 1Z0-083 Actual Exam & Oracle Database Administration II Pass for Sure

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Oracle 1Z1-083 exam is a challenging and comprehensive assessment of database administration skills and knowledge. To prepare for the exam, candidates should have extensive experience with Oracle databases, a thorough understanding of database administration best practices, and take advantage of Oracle's training resources. Achieving Oracle Database Administration certification can lead to increased job opportunities and higher salaries, making the 1Z1-083 exam a valuable investment in a database administrator's career.

Oracle 1Z0-083 Certification Exam is a computer-based exam that consists of 80 multiple-choice questions. The duration of the exam is 120 minutes, and the passing score is 63%. 1Z0-083 exam is available in several languages, including English, Japanese, and Simplified Chinese.

Oracle Database Administration II Sample Questions (Q163-Q168):

NEW QUESTION # 163
Which two are true about the Oracle Optimizer?

A. It can automatically re-optimize execution plans that were detected to be sub-optimal when executing.
B. It always generates an index access operation when a statement filters on an indexed column with an equality operator.
C. It ignores stale object statistics in the Data Dictionary.
D. It can re-write a statement internally in order to generate a more optimal plan.
E. It requires system statistics when generating SQL execution plans.

Answer: A,D

NEW QUESTION # 164
Which two are true about flashback features in Oracle Database 19c and later releases?

A. Flashback logs are automatically purged when db_flashback_retention_target is set lower than the time they have already been retained.
B. Flashback logs are monitored and proactively deleted when beyond the retention period definedin DB_flashback_retention_TARGET only after there is space pressure
C. Flashback logs are monitored and proactively deleted when beyond the retention period definedin db_flashback_retention_target before there is space pressure.
D. Flashback logs are automatically purged whenever the value Of DB_FLASHBACK_RETENTION_TARGET is changed.
E. Flashback logs are monitored for being older than the retention period defined in db_flashback_retention_target and can be deleted by an administrator written event trigger.

Answer: C,E

NEW QUESTION # 165
Which two are true about server-generated alerts? (Choose two.)

A. Stateless alerts can be purged manually from the alert history.
B. Stateless alerts can be cleared manually.
C. Stateful alerts must be created by a DBA after resolving the problem.
D. Stateful alerts are purged automatically from the alert history
E. Stateless alerts are automatically cleared.

Answer: A,B

NEW QUESTION # 166
Choose two. You are managing this configuration: 1. CDB1 is a container database. 2. PDB1 and PDB2 are two pluggable databases in CDB1. 3. USER1.EMP is a table in PDB1 and USER2.DEPT is a table in PDB2 . CDB1 user SYS executes these commands after connecting successfully to PDB2: SQL> ALTER SESSION SET CONTAINER=pdb1; Session altered. SQL> INSERT INTO user1.emp VALUES (100, 'Alan' ,1) ; 1 row created. SQL> INSERT INTO user1.emp VALUES (101, 'Ben' ,1) ; 1 row created. SQL> ALTER SESSION SET CONTAINER=pdb2; Session altered. SQL> INSERT INTO user2.dept VALUES(1, 'IT'); Which two are true? Which two are true? (Choose two.)

A. The inserts on USER1.EMP were rolled back when the session connected to PDB2
B. The insert on USER2.DEPT is uncommitted.
C. The inserts on USER1.EMP remain uncommitted when the session connected to PDB2.
D. The inserts on USER1.EMP were committed when the session connected to PDB2.
E. The insert on USER2.DEPT fails because of the active transaction in the parent container.
F. The inserts on USER1.EMP were committed when the session inserted a row into USER2. DEPT.
G. The insert on USER2.DEPT is a recursive autonomous transaction by the child session and is committed.

Answer: C,E

NEW QUESTION # 167
You have configured RMAN SBT channels to write backups to media.
You then take an RMAN backup by using this command:

Which three are true?

A. All archive logs created after this backup are kept for two years.
B. The restore point is a label for the system change number (SCN) that will be saved two years after the archival backup was taken.
C. The data file backups in the self-contained archive backup are not considered obsolete for two years regardless of the retention policy.
D. The control file is included in the self-contained archival backup.
E. The restore point is a label for the system change number (SCN) before the archival backup was taken.
F. The spfile is included in the self-contained archival backup.

Answer: A,D,F

NEW QUESTION # 168
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