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Oracle 1Z0-082 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Oracle Database Administration I
Exam Number:	1Z0-082
Exam Format:	Multiple Choice, Multiple Select
Real Exam Qty:	90
Exam Price:	$245 USD
Related Certifications:	Oracle Certified Associate (OCA) - Oracle Database Administration 2019
Passing Score:	64%
Certificate Validity Period:	Lifetime
Available Languages:	English, Simplified Chinese, Korean, Japanese
Exam Duration:	150 minutes
Sample Questions:	Oracle 1Z0-082 Sample Questions
Exam Way:	Pearson VUE testing center or online proctored
Pre Condition:	No mandatory prerequisite; basic knowledge of SQL recommended.
Official Syllabus URL:	https://education.oracle.com/oracle-database-administration-2019-certified-professional/trackp_DB19COCP1

>> 1Z0-082学習教材 <<

1Z0-082科目対策 & 1Z0-082資格準備

Pass4Testの1Z0-082 問題集はあなたが1Z0-082認定試験に準備するときに最も欠かせない資料です。この問題集の価値は試験に関連する他の参考書の総合の価値に相当します。このアサーションは過言ではありません。Pass4Testの問題集を利用してからこのすべてが真であることがわかります。

Oracle 1Z0-082 認定試験は、候補者がOracleデータベース管理と管理に深い理解を持っていることを要求しています。この試験は、データベース管理者、システム管理者、およびOracleデータベースを管理および維持する責任があるすべての人に適しています。この試験は、候補者が複雑なデータベースの問題を管理およびトラブルシューティングし、データベースのパフォーマンスを最適化し、データのセキュリティを確保する能力をテストするために設計されています。

Oracle Database Administration I 認定 1Z0-082 試験問題 (Q139-Q144):

質問 # 139
Examine these commands:

Which two statements are true about the sqlldr execution? (Choose two.)

A. It generates a log that contains control file entries, which can be used with normal SQL*Loader operations
B. It uses the database buffer cache to load data
C. It overwrites data in EMP with data in EMP.DAT
D. It appends data from EMP.DAT to EMP
E. It generates a sql script that it uses to load data from EMP.DAT to EMP

正解：A、D

質問 # 140
Which statement is true about database links?

A. Private database link creation requires the same user to exist in both the local and the remote databases.
B. A public database link can be created only by sys.
C. A public database link can be used by a user connected to the local database instance to connect to any schema in the remote database instance.
D. A database link can be created only between two Oracle databases.
E. A database link created in a database allows a connection from that database's instance to the target database's Instance, but not vice versa.

正解：C

質問 # 141
You currently have an active transaction in your session and have been granted select access to vstransaction.

In which three situations will re-executing this query still return a row but with a different XID, indicating a new transaction has started?

A. after successfully executing a create table statement followed by a create index statement
B. after successfully executing a create table as select statement followed by a select for update statement
C. after successfully executing a DML statement following a failed DML statement
D. after successfully executing a truncate statement followed by a DML statement
E. after successfully executing a commit or rollback followed by a DML statement
F. after successfully executing a commit or rollback followed by a select statement

正解：B、D、E

質問 # 142
Your database instance is started with a PFILE.
Examine these parameters:

You want to increase the size of the buffer cache.
Free memory is available to increase the size of the buffer cache.
You execute the command:
SQL> ALTER SYSTEM SET DB_CACHE_SIZE=1024M;
What is the outcome?

A. The value is changed for the current instance and in the PFILE
B. The value is changed only in the PFILE and takes effect at the next instance startup
C. It fails because the SCOPE clause is missing
D. Change is applied to the current instance, but does not persist after instance restart

正解：D

解説：
Reference:
https://docs.oracle.com/database/121/SQLRF/statements_2017.htm#SQLRF00902

質問 # 143
The SCOTT/TIGER user exists in two databases, BOSTON_DB and DALLAS_DB, in two different locations.
Each database has a tnsnames.ora file defining DALLAS_DB as a service name.
Examine this command:
CREATE DATABASE LINK dblink1 CONNECT TO scott IDENTIFIED BY tiger USING
`dallas_db';
How do you execute the command so that only SCOTT in BOSTON_DB can access the SCOTT schema in DALLAS_DB?

A. as SYS in both the databases
B. as SCOTT in BOSTON_DB
C. as SCOTT in DALLAS_DB
D. as SCOTT in BOSTON_DB and SYS in DALLAS_DB
E. as SCOTT in both the databases

正解：A

質問 # 144
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