Shobhadoshi的經驗豐富的專家團隊開發出了針對Oracle 1Z1-083考題 認證考試的有效的培訓計畫，很適合參加Oracle 1Z1-083考題 認證考試的考生。Shobhadoshi為你提供的都是高品質的產品，可以讓你參加Oracle 1Z1-083考題 認證考試之前做模擬考試，可以為你參加考試做最好的準備。 很多人都認為要通過一些高難度的IT認證考試是需要精通很多IT專業知識。只有掌握很全面的IT知識的IT人才會有資格去報名參加的考試。 如今檢驗人才能力的辦法之一就是IT認證考試，但是IT認證考試不是很容易通過的。

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1Z1-083 PDF DEMO:

QUESTION NO: 1
Which two are true about instance recovery? (Choose two.)
A. It is performed automatically after the database is opened; however, blocks requiring recovery are not available until they are recovered.
B. Setting FAST_START_MTTR_TARGET to a lower value reduces instance recovery time by causing dirty buffers to be written to disk more frequently, thereby reducing the number of I/Os needed during instance recovery.
C. It is performed automatically while the database remains in MOUNT state. Then the database is opened.
D. Setting FAST_START_MTTR_TARGET to a higher value reduces instance recovery time bycausing the log writer to write more frquently, thereby reducing the number of I/Os needed during instance recovery.
E. It is not possible if an archived log is missing.
F. It is performed by the Recovery Writer (RVWR) background process.
Answer: C,D

QUESTION NO: 2
Which two are true about the character sets used in an Oracle database? (Choose two.)
A. Unicode enables information from any language to be stored using a single character set.
B. Multibyte character sets allow more efficient space utilization than single byte character sets.
C. Unicode is the only supported character set for Oracle databases created using Database
Configuration Assistant (DBCA).
D. Single-byte character sets always use 8-bit encoding schemes.
E. Single-byte character sets provide betterperformance than multibyte character sets.
F. Single-byte character sets always use 7-bit encoding schemes.
Answer: A,E

QUESTION NO: 3
Which three are true about monitoring waits for sessions and services? (Choose three.)
A. V $SESSION_EVENT displays all waits for all past and existing sessions if the wait has occurred at least once for a session.
B. V $SESSION_WAIT_CLASS displays waits broken down by wait class only for waiting sessions.
C. V $SESSION_EVENT displays all waits for all past sessions if the wait has occurred at least once for a session.
D. V $SERVICE_EVENT displays all waits for all services if the wait has occurred at least once for a service.
E. V $SESSION_WAIT and V$SESSION both contain details of the event on which a session is currently waiting.
F. V $SESSION_WAIT and V$SESSION both contain details of the event on which a non-waiting session last waited.
Answer: B,C,F

QUESTION NO: 4
Which three are true about backup, restore, and recovery operations done without using
Recovery Manager (RMAN)? (Choose three.)
A. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance bestarted and the dataabse be in the MOUNT state.
B. Oracle data file backups, copied using an O/S utility, can be added to the RMAN catalog as IMAGE
COPIES.
C. Backing up a database in ARCHIVELOG mode using O/S utilities requires that the database instance be started and the database be in MOUNT state.
D. Backing up a database in ARCHIVELOG mode using O/S utilities requires that the database instance be started and the database be in OPEN state.
E. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance be shut down.
F. Oraclearchive log backups, copied using an O/S utility, can be added to the RMAN catalog as a backup set.
G. An Oracle database can be restored from backup files copied using O/S utilities.
Answer: B,C,E

QUESTION NO: 5
Which four are true about duplicating a database using Recovery Manager (RMAN)? (Choose four.)
A. Duplication can be done by having the target database instance push copies to the auxiliary database instance.
B. A backup of the target database is always required.
C. A connection to an auxiliary instance is always required.
D. A new DBID is always created for the duplicated database.
E. A subset of the target database can be duplicated.
F. A connection tothe recovery catalog instance is always required.
G. Duplication can be done by having the auxiliary databaseinstance pull backup sets from the target database instance.
H. A connection to the target database instance is always required.
Answer: A,B,C,G

EMC D-DS-FN-23 - 作為IT認證考試相關資料的專業提供者，Shobhadoshi一直在為考生們提供優秀的參考資料，並且幫助了數不清的人通過了考試。 希望成為擁有SAP C_FIORD_2502認證的IT專業人士嗎？想減少獲得SAP C_FIORD_2502認證的成本嗎？想通過所有的Oracle認證嗎？如果“是”，Shobhadoshi是考生最明智的選擇，為您提供涵蓋最新認證考試問題的最佳題庫學習資料。 Cloudera CDP-3002 - 這個時候你應該想到的是Shobhadoshi網站，它是你考試合格的好幫手。 Salesforce MKT-101 - 我們的IT精英團隊的力量會讓你難以置信。 如果使用我們的Microsoft AI-102考古題沒有通過考試，我們將無條件的退款。

Updated: May 28, 2022