Oracle認證考試1z0-042考試考古題部分分享
10g DBA 認證是由 Or 些能夠滿足對 Oracle 核心産士。 acle 公司頒布並實施的壹項權威品的服務與支持，並具有閑熟的專業技術標准，它是專爲認證那操作能力與廣泛理論知識的專業人 。各個層次 OCA 、 OCP 、 OCM.OCA 即 Or P 即 Oracle Certified Professi 據庫管理方向的 DBA 、數據庫開發 acle Certified Associate 。
1z0-042 考試是 Oracle 公司的 oracle database 10g:administration i 認證考試官方代號， Oracle 相關産品的認證資格是 Oracle 公司官方開展並認可的考試，由 Oracle 公司授予資格證書，表明您在了解和使用相關産品方面的能力。該認證資格爲全球認可，並能夠在 Oracle 官方網站上查詢驗證。獲得 Oracle 認證資格將有助于您在競爭者中突出自己的能力，也有助于您向客戶推薦自己的能力 ！
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1z0-042 考試資料：
oracle database 10g:administration i
科目編號 : 1z0-042
科目名稱 : oracle database 10g:administration i
Examsoon認證考試題庫－始終致力與爲客戶提供Oracle認證的全真考題及認證學習資料,助您壹次通過Oracle認證考試。下面是Oracle認證考試1z0-042考試考古題部分分享：
1. Which two statements are true about the primary key constraint in a table? (Choose two.)
A. It is not possible to disable the primary key constraint.
B. It is possible to have more than one primary key constraint in a single table.
C. The primary key constraint can be referred by only one foreign key constraint.
D. The primary key constraint can be imposed by combining more than one column.
E. The non-deferrable primary key constraint creates an unique index on the primary key column if it is not already indexed.
Answer: DE
2. Which three statements are true regarding the fine-grained auditing (FGA)? (Choose three.)
A. FGA is possible on SELECT statements only.
B. The audit trail for FGA is stored in the FGA_LOG$ table.
C. The audit trail for FGA is stored in the AUD_LOG$ table.
D. FGA enables a SQL predicate to define when to audit an event.
E. FGA audits DELETE statements only when audit columns are specified.
F. FGA includes the SQL statement used by the user as part of the audit event entry.
Answer: BDF
3. Which step do you need to perform to enable a user with the SYSDBA privilege to log in as SYSDBA in iSQL*Plus?
A. The user must be granted the database administrator (DBA) privilege.
B. The user must be listed in the password file for the authentication.
C. No special setup is needed for the user to connect as SYSDBA in iSQL*Plus.
D. Set up a user in the Oracle Application Server Containers for J2EE (OC4J) user manager, and grant the webDba role to the user.
Answer: D
4. Which naming method uses the tnsnames.ora file to store the connect descriptor used by the client while connecting to the database instance from a remote machine?
A. host naming method
B. local naming method
C. external naming method
D. directory naming method
Answer: B
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