Oracle 10g DBA 1Z0-042試験無料デモダウンロードする

どうしてOracle 認証はそんな人気がありますか？いろいろな試験の中でOracle 認証は試験価値を持ちます。
ORACLE MASTER Silver Oracle Database 10g認証を取得すれば、必要試験：1Z0-042 関連資格： ORACLE MASTER Silver Oracle Database10g(OCA)アップグレード・パス 試験料： 15,750 円（税込） 試験時間： 105分（このほか、試験受験時には受験契約の同意やアンケートのための時間(15～30分以内)が必要です。）出題数： 73問 　合格%： 68% 　おすすめ研修コース：Oracle Database 10g Release 2: 管理 ワークショップI、Oracle Database 10g 管理 ワークショップ I （凝縮版）、Oracle Database 10g Release 2 管理ネクスト・ステップ、プレミアム・ライブラリ
1Z0-042全称はOracle database 10g:Administration I で、10g DBA  1Z0-042(Oracle database 10g:Administration I）問題はtestpassportのITエンジニアとOracle製品の専門家によって作り上げて、最も新しい本試験題を含めています。この科目は296の本試験の問題です。問題集はPDFバージョンとソフトバージョンを提供することができます。TESTPASSPORTの商品は品がよくて値段が安くて、品質がいいし合格率も高いです。更新周期は長くて一年間無料でアップロードすることができます。もっといいサービスを提供します。1Z0-042試験無料デモダウンロードすることができます。
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1.Which three pieces of information are considered while deciding the size of the undotablespace in your
database?(chose three.)
A.the size of an undo block
B.the size of redo log files
C.undo blocks generated per second
D.the size of the database buffer cache
E.the value of the UNDO_RETENTION parameter
Answer:ACE
2.You executed the STARTUP MOUNT command to start your database. For which database operation
do you need to start the database in the MOUNT state?
A.renaming the control files
B.dropping a user in your database
C.enabling or disabling redo log archiving
D.dropping a tablespaces in your database
E.re-creating the control files, after you lost all the control files in your database
Answer:C
3.You want to create a new optimized database for your transactional production enviroment to be used
by a financial application. While creating the database, you want the Oracle software to take care of all
basic settings to optimize the database performance. Which method would you use to achieve this
objective?
A.Use the CREATE DATABASE..command to create the database with Oracle-managed files.
B.Use the Database Configuration Assistant(DBCA) to create the database with Oracle-managed files.
C.Use Enterprise Manager to create a new database with the Online Transaction Processing(OLTP)
option.
E.Use the CREATE DATABASE.. command to create the database with Automatic Storage
Management(ASM) file system.
Answer:D
4.Which three statements are true about the stages of database startup?(Choose three)
A.Data files and redo log files can be renamed at the MOUNT stage.
B.Control files are read at the OPEN stage for the location of data files.
C.Control files are required to bring the database to the NOMOUNT stage.
D.Data files and redo log files are made available to users at the OPEN stage.
E.Data files and online redo log files are checked for consistency while opening the database
Answer:ADE
5.A constraint in a table is defined with the INITIALLY IMMEDIATE clause. You executed the ALTER
TABLE command with the ENABLE VALIDATE option to enable the constraint that was disabled. What
are the two effects of this command?(Choose two)
A.It fails if any existing row violates the constraint.
B.It does not validate the existing data in the table.
C.It enables the constraint to be enforced at the end of each transation.
D.It prevents insert,update,and delete operations on the table while the constraint is in the process of
being enabled.
Answer:AD