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1Z0-042學習資料為消費者提供免費試用服務。如果您對我們的學習資料感興趣，您只需要進入我們的官方網站，您就可以免費下載並體驗我們的試用問題庫。通過試用，您將在1Z0-042考試指南中獲得不同的學習經歷，您會發現我們所說的不是謊言，您將立即愛上我們的產品。作為您成功的關鍵，我們的學習材料可以為您帶來的好處不是靠金錢衡量的。 1Z0-042測試題庫：Oracle database 10g:Administration I不僅可以幫助您通過考試，還可以幫助您掌握一套新的學習方法，並教您如何高效學習，我們的學習材料將引領您走向成功。

無論您是新人還是具有更多經驗老手，1Z0-042學習材料都將是你們的最佳選擇，因為這是我們的專業人士根據多年來的考試大綱和行業趨勢的變化進行編輯的。 1Z0-042測試題庫：Oracle database 10g:Administration I不僅可以幫助您提高學習效率，還可以幫助您將復習時間從長達幾個月縮短到一個月甚至兩三週，這樣您就可以使用最少的時間和精力獲得最大提升。

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考試前只需20-30小時的學習時間

在此之前，您可能需要數月甚至一年的時間來準備專業考試，但使用1Z0-042考試指南，您只需要在考試前花費20-30小時進行複習即可。並且使用我們的學習材料，您將不再需要任何其他復習材料，因為我們的學習材料已包含所有重要的測試點。與此同時，1Z0-042學習材料將為您提供全新的學習方法 - 讓您練習過程中的掌握知識。有許多人因閱讀書籍而感到頭疼，因為裡面有很多難以理解的知識。與此同時，教科書中那些無聊的描述常常讓人感到困倦。但是使用1Z0-042測試題庫：Oracle database 10g:Administration I，你將不再有這些煩惱。

模擬考試功能

1Z0-042學習資料的內容全部由行業專家根據多年來的考試大綱和行業發展趨勢編制而成。它與市場上問題庫的內容不重疊，避免了反复練習引起的疲勞。 1Z0-042考試指南不是一個拼湊的測試題，而是有自己的系統和層次結構，可以使用戶有效地提高效率。我們的學習材料包含由考試專家根據不同科目的特點和範圍編寫的試題。模擬真實的Oracle database 10g:Administration I測試環境。測試結束後，系統還會給出總分和正確率。

最新的 10g DBA 1Z0-042 免費考試真題:

1. You want to create a tablespace with the following specifications:
1.The tablespace extends automatically.
2.Used and free extents should be managed by bitmaps.
3.Default PCTUSED attribute is set to 60.
4.All the extents would be of size 1 MB.
Which three options would you choose to create the tablespace? (Choose three.)

A) tablespace with a uniform extent allocation of 1 MB
B) tablespace with segment space management as manual
C) tablespace with AUTOEXTEND enabled
D) tablespace with dictionary-managed extents
E) tablespace with segment space management as automatic

2. User Scott has updated the salary of one of the employees in the EMPLOYEES table and has not committed the transaction. What are the two types of locks that this scenario would lead to? (Choose two.)

A) ROW EXCLUSIVE lock for the row being updated
B) exclusive table-level lock for the table containing the row
C) null lock on the table containing the row
D) shared row-exclusive lock for the row being updated
E) ROW SHARE lock for the row being updated
F) null lock on the row being updated
G) a shareable table lock for the table containing the row

3. You scheduled a backup by using the Schedule Backup option in Oracle Enterprise Manager. Which statement about the script created by Oracle Enterprise Manager is true?

A) It is a SQL script.
B) It is a PL/SQL file.
C) It is an operating system (OS) file.
D) It is a Recovery Manager (RMAN) script.

4. In your database, the Log Writer (LGWR) process is unable to write to a member of a current redo log group due to read/write failure. Which two effects would you see in your database? (Choose two.)

A) The member would be marked as STALE and an error message would be written to the alert log file and LGWR trace file.
B) The status of the group changes to INACTIVE and an error message would be written to the alert log file and LGWR trace file.
C) Writing proceeds as normal. LGWR writes to the available members of a group and ignores the unavailable members.
D) The database operation temporarily halts till the member becomes available.
E) The database instance aborts.

5. View the Exhibit to examine the output of the DBA_OUTSTANDING_ALERT view. After 30 minutes, you executed the following command:
SQL> SELECT reason,metric_value FROM dba_outstanding_alerts; REASON METRIC_VALUE
Tablespace [TEST] is [28 perce 28.125 nt] full
What could be the two reasons for the elimination of the other rows in the output? (Choose two.)

A) The non-threshold-based alerts are transferred to DBA_ALERT_HISTORY.
B) The threshold alert conditions are cleared.
C) The threshold alerts related to database metrics are permanently stored in DBA_ALERT_HISTORY but not the threshold alerts related to instance metrics.
D) The threshold alerts are transferred to DBA_ALERT_HISTORY.

問題與答案：