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Oracle 1Z1-082 Exam Syllabus Topics:

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

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Oracle Database Administration I Sample Questions (Q21-Q26):

NEW QUESTION # 21
Which two statements are true about UNDO and REDO? (Choose two.)

A. The generation of UNDO generates REDO
B. DML modifies Oracle database objects and generates UNDO and REDO
C. DML modifies Oracle database objects and only generates UNDO
D. DML modifies Oracle database objects and only generates REDO
E. The generation of REDO generates UNDO

Answer: A,B

Explanation:
https://www.experts-exchange.com/articles/13880/UNDO-AND-REDO-IN-ORACLE.html

NEW QUESTION # 22
Which three failures require intervention for recovery? (Choose three.)

A. user process failure
B. media failure
C. network interface card (NIC) failure
D. a user error such as dropping the wrong table
E. statement failure

Answer: A,B,D

NEW QUESTION # 23
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 commit or rollback followed by a DML statement
B. after successfully executing a DML statement following a failed DML statement
C. after successfully executing a create table statement followed by a create index statement
D. after successfully executing a create table as select statement followed by a select for update statement
E. after successfully executing a truncate statement followed by a DML statement
F. after successfully executing a commit or rollback followed by a select statement

Answer: A,D,E

NEW QUESTION # 24
While one of your databases was in mount state, the datafiles were renamed because they had been moved to a new file system. The database was then opened.
Which two statements are true?

A. DBA_DATA_FILES displays the new name for the data files.
B. V$DATAFILE displays the new names for the data files.
C. DBA_DATA_FILES must be resynchronized manually with the control file an order to have it display the new file names.
D. DBA_DATA_FILES displays the original name for the data files.
E. DBA_DATA _FILES displays both the new name and the old name for the data files.

Answer: D,E

NEW QUESTION # 25
Which two statements are true about User Authentication in an Oracle Database?

A. REKOTE_LOGIN_PASSMOREFiLE must be set to exclusive to permit password changes for system-privileged administrative users.
B. Password File authentication is supported for any type of database user.
C. Password File authentication must be used for system-privileged administrative users.
D. Password authentication must be used for system-privileged administrative users.
E. Operating System authentication may be used for system-privileged administrative users.

Answer: D,E

NEW QUESTION # 26
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