Oracle 1Z0-082題庫介紹

Oracle Database Administration I 是 Oracle 官方認證體系中的專業證照，含金量高，準備門檻自然也不低。NewDumps 以 165 道對應 1Z0-082 考綱的練習題，協助你在 2026 年踏實取得這張證照。

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Oracle Database Administration I 備考常見疑問一次解答

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問題 #1

Examine this command:
CREATE UNDO TABLESPACE undotbs01
DATAFILE `undotbs_01.dbf'
SIZE 100M
AUTOEXTEND ON;
Which two actions must you take to ensure UNDOTBS01 is used as the default UNDO tablespace? (Choose two.)

A. Add the NOLOGGING clause
B. Add the ONLINE clause
C. Set UNDO_TABLESPACE to UNDOTBS01
D. Make certain that the database operates in automatic undo management mode
E. Add the SEGMENT SPACE MANAGEMENT AUTO clause

問題 #2

Which three statements are true about the Oracle join and ANSI join syntax? (Choose three.)

A. The Oracle join syntax supports natural joins
B. The Oracle join syntax supports creation of a Cartesian product of two tables
C. The Oracle join syntax performs better than the SQL:1999 compliant ANSI join syntax
D. The Oracle join syntax only supports right outer joins
E. The SQL:1999 compliant ANSI join syntax supports creation of a Cartesian product of two tables
F. The Oracle join syntax performs less well than the SQL:1999 compliant ANSI join syntax
G. The SQL:1999 compliant ANSI join syntax supports natural joins

問題 #3

Examine the description of the employees table:

Which query requires explicit data type conversion?

A. SELECT SUBSTR<join_date, 1, 2) - 10 FROM employees;
B. SELECT join_date FROM employees WHERE join_date > '10-02-2018';
C. SELECT join_date + '20' FROM employees; SELECT salary * '120.50' FROM employees;
D. SELECT join_date I I ' ' II salary FROM employees;

問題 #4

A script abc.sql must be executed to perform a job.
A database user HR, who is defined in this database, executes this command:
$ sqlplus hr/hr@orcl @abc.sql
What will happen upon execution?

A. The command fails and reports an error because @ is used twice
B. The command succeeds and HR will be connected to the orcl database instance, and the abc.sql script will be executed
C. The command fails because the script must refer to the full path name
D. The command succeeds and HR will be connected to the orcl and abc.sql databases

問題 #5

Which two statements are true about the configuration and use of UNDO_RETENTION with GURANTEED ? (Choose two.) RETENTION

A. Active UNDO is always retained.
B. UNDO_RETENTION specifies how long all types of UNDO are retained.
C. UNDO_RETENTION specifies for how long Oracle attempts to keep unexpired UNDO.
D. UNDO_RETENTION specifies for how long Oracle attempts to keep expired and unexpired UNDO.
E. Unexpired UNDO is always retained.

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