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Oracle 1Z1-082 Exam Syllabus Topics:

Section	Weight	Objectives
Managing Database Instances	20%	- Starting Up and Shutting Down Databases - Managing Alert Log and Trace Files - Using Initialization Parameters - Using Data Dictionary and Dynamic Performance Views
Managing Storage Structures	15%	- Managing Tablespaces and Data Files - Managing Undo Data - Managing Control Files - Managing Redo Log Files
Backup and Recovery Concepts	10%	- Understanding Backup and Recovery Architecture - Using RMAN for Backup and Recovery - Performing Complete and Incomplete Recovery
Administering User Accounts and Security	15%	- Managing Privileges and Roles - Creating and Managing Users - Implementing Security Policies
Configuring and Managing Oracle Network	10%	- Managing Network Connections - Configuring Listener and Naming Methods
Managing Data and Concurrency	10%	- Using SQL to Manage Data - Managing Transactions - Managing Locks and Concurrency
Understanding Oracle Database Architecture	20%	- Understanding Multitenant Architecture - Overview of Oracle Database Architecture - Understanding Memory Structures - Explaining Storage Structures - Understanding Background Processes

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Oracle Database Administration I Sample Questions (Q122-Q127):

NEW QUESTION # 122
Examine these commands:

Which two statements are true about the sqlldrexecution? (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 appends data from EMP.DAT to EMP
D. It overwrites data in EMP with data in EMP.DAT
E. It generates a sql script that it uses to load data from EMP.DAT to EMP

Answer: B,E

NEW QUESTION # 123
Examine these commands:

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

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

Answer: A,E

NEW QUESTION # 124
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 SCOTT in both the databases
B. as SCOTT in BOSTON_DB
C. as SYS in both the databases
D. as SCOTT in BOSTON_DB and SYS in DALLAS_DB
E. as SCOTT in DALLAS_DB

Answer: C

NEW QUESTION # 125
Which two are true about a SQL statement using SET operators such as UNION? (Choose two.)

A. The data type group of each column returned by the second query must match the data type group of the corresponding column returned by the first query.
B. The number, but not names, of columns must be identical for all SELECT statements in the query.
C. The names and number of columns must be identical for all SELECT statements in the query.
D. The data type of each column returned by the second query must be implicitly convertible to the data type of the corresponding column returned by the first query.
E. The data type of each column returned by the second query must exactly match the data type of the corresponding column returned by the first query.

Answer: A,E

NEW QUESTION # 126
In the ORCL database, UNDOTBS1 is the active undo tablespace with these properties:
1. A size of 100 MB
2. AUTOEXTEND is off
3. UNDO_RETENTION is set to 15 minutes
4. It has RETENTION GUARANTEE
UNDOTBS1 fills with uncommitted undo 10 minutes after the database opens.
What will happen when the next update is attempted by any transaction?

A. It succeeds and the least recently written undo block of UNDOTBS1 is overwritten by the generated undo.
B. It fails and returns the error message "ORA-30036: unable to extend segment by 8 in undo tablespace
'UNDOTBS1' ".
C. It succeeds and the generated undo is stored in SYSTEM.
D. It succeeds and the least recently read undo block of UNDOTBS1 is overwritten by the generated undo.
E. It succeeds and the generated undo is stored in SYSAUX.

Answer: A

Explanation:
Explanation

NEW QUESTION # 127
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