Oracle Database Administration I pdf test & 1Z1-082 test dumps

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Oracle 1Z1-082 Exam Syllabus Topics:

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

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Oracle Database Administration I Sample Questions (Q10-Q15):

NEW QUESTION # 10
Which two statements are true about views used for viewing tablespace and datafile information?
(Choose two.)

A. Tablespace free space can be viewed in DBA_TABLESPACES
B. Tablespace free space can be viewed in V$TABLESPACE
C. V$TABLESPACE displays information about tablespaces contained in the data dictionary
D. A datafile can be renamed when the database is in MOUNT state and the new file name is displayed when querying DBA_DATA_FILES after the database is opened
E. V$TABLESPACE displays information that is contained in the controlfile about tablespaces

Answer: D,E

NEW QUESTION # 11
Which four statements are true regarding primary and foreign key constraints and the effect they can have on table data? (Choose four.)

A. Primary key and foreign key constraints can be defined at both the column and table level
B. Only the primary key can be defined at the column and table level
C. A table can have only one primary key and foreign key
D. It is possible for child rows that have a foreign key to be deleted automatically from the child table at the time the parent row is deleted
E. It is possible for child rows that have a foreign key to remain in the child table at the time the parent row is deleted
F. The foreign key columns and parent table primary key columns must have the same names
G. A table can have only one primary key but multiple foreign keys

Answer: A,D,F,G

NEW QUESTION # 12
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 DML statement following a failed DML statement
C. after successfully executing a create table as select statement followed by a select for update statement
D. after successfully executing a truncate statement followed by a DML statement
E. after successfully executing a commit or rollback followed by a select statement
F. after successfully executing a commit or rollback followed by a DML statement

Answer: C,D,F

NEW QUESTION # 13
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 SQL:1999 compliant ANSI join syntax supports natural joins
C. The SQL:1999 compliant ANSI join syntax supports creation of a Cartesian product of two tables
D. The Oracle join syntax performs better than the SQL:1999 compliant ANSI join syntax
E. The Oracle join syntax only supports right outer joins
F. The Oracle join syntax performs less well than the SQL:1999 compliant ANSI join syntax
G. The Oracle join syntax supports creation of a Cartesian product of two tables

Answer: B,C,G

Explanation:
https://oracle-base.com/articles/9i/ansi-iso-sql-support

NEW QUESTION # 14
Which two statements are true about single row functions? (Choose two.)

A. FLOOR : returns the smallest integer greater than or equal to a specified number
B. MOD : returns the quotient of a division operation
C. CEIL : can be used for positive and negative numbers
D. CONCAT : can be used to combine any number of values
E. TRUNC : can be used with NUMBER and DATE values

Answer: C,E

NEW QUESTION # 15
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