那麼，你就有必要時常提升自己了。在IT行業工作的你應該怎樣提升自己的水準呢？其實參加IT認證考試獲得認證資格是一個好方法。Oracle的認證考試資格是很重要的資格，因此參加Oracle考試的人變得越來越多了。 如今在IT業裏面臨著激烈的競爭，你會感到力不從心，這是必然的。你要做的是為你的事業保駕護航，當然，你有很多選擇，我推薦Goldmile-Infobiz Oracle的1Z0-083題庫資訊的考試試題及答案，它是幫助你成功獲得IT認證的好幫手，所以你還在等什麼呢，去獲得新的Goldmile-Infobiz Oracle的1Z0-083題庫資訊的考試培訓資料吧。 快點來體驗一下吧。
它是你通過1Z0-083題庫資訊考試的保障。
通過Oracle 1Z0-083 - Oracle Database Administration II題庫資訊的認證考試可以提高你的IT職業技能。 另外，關於考試失敗全額退款的政策，你也可以事先瞭解一下。Goldmile-Infobiz绝对是一个全面保障你的利益，设身处地为你考虑的网站。
通過Oracle 1Z0-083題庫資訊認證考試肯定會給你帶來很好的工作前景，因為Oracle 1Z0-083題庫資訊認證考試是一個檢驗IT知識的測試，而通過了Oracle 1Z0-083題庫資訊認證考試，證明你的IT專業知識很強，有很強的能力，可以勝任一份很好的工作。
Oracle 1Z0-083題庫資訊 - 只要你用了它你就會發現，這一切都是真的。
近來，隨著IT技術的不斷快速發展，學習IT技術的人越來越多。這也導致在IT行業工作的人越來越多。於是，IT行業的競爭愈發激烈了。同樣在IT行業工作，並且有著IT夢的你，肯定不希望被別人趕上甚至超過吧？那麼，這就需要你不斷提升自己的技能，向別人證明你自己的實力。那麼怎樣才能證明你自己的能力呢？越來越多的人選擇參加IT認定考試取得認證資格來證明自己的實力。你也想获得认证资格吗？首先来参加Oracleの1Z0-083題庫資訊认定考试吧。这是Oracle的最重要的考试，同时也是被业界广泛认证的资格。
已經報名參加考試的你，現在正在煩惱應該怎麼準備考試嗎？如果是這樣的話，請看下面的內容，我現在告訴你通過1Z0-083題庫資訊考試的捷徑。可以讓你一次就通過考試的優秀的1Z0-083題庫資訊考試資料出現了。
1Z0-083 PDF DEMO:
QUESTION NO: 1
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: 2
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: 3
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: 4
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: 5
Which two are true about automatic block repair? (Choose two.)
A. Automatic block repair can repair blocks with no standby database if DB_BLOCK_CHECKING =
TRUE.
B. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on its primary database.
C. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on that physical standby database.
D. It is not possible for media corrupt blocks.
E. Real-Time Query must be enabled on a primary database for automatic block repair to be done on any of its physical standby databases.
Answer: C,E
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Updated: May 28, 2022