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Oracle 1Z0-082 Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: Managing Storage Structures	15%	- Managing Undo Data - Managing Tablespaces and Data Files - Managing Redo Log Files - Managing Control Files
Topic 2: Backup and Recovery Concepts	10%	- Performing Complete and Incomplete Recovery - Understanding Backup and Recovery Architecture - Using RMAN for Backup and Recovery
Topic 3: Understanding Oracle Database Architecture	20%	- Understanding Memory Structures - Understanding Multitenant Architecture - Explaining Storage Structures - Overview of Oracle Database Architecture - Understanding Background Processes
Topic 4: Managing Data and Concurrency	10%	- Managing Transactions - Using SQL to Manage Data - Managing Locks and Concurrency
Topic 5: Managing Database Instances	20%	- Using Initialization Parameters - Managing Alert Log and Trace Files - Starting Up and Shutting Down Databases - Using Data Dictionary and Dynamic Performance Views
Topic 6: Configuring and Managing Oracle Network	10%	- Managing Network Connections - Configuring Listener and Naming Methods
Topic 7: Administering User Accounts and Security	15%	- Creating and Managing Users - Implementing Security Policies - Managing Privileges and Roles

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Oracle Database Administration I Sample Questions (Q134-Q139):

NEW QUESTION # 134
Which three statements are true about inner and outer joins? (Choose three.)

A. Outer joins can only be used between two tables per query
B. Outer joins can be used when there are multiple join conditions on two tables
C. A full outer join must use Oracle syntax
D. An inner join returns matched rows
E. A left or right outer join returns only unmatched rows
F. A full outer join returns matched and unmatched rows

Answer: D,E,F

Explanation:
Reference:
https://www.studytonight.com/dbms/joining-in-sql.php

NEW QUESTION # 135
Examine the description of the CUSTOMERS table:

For customers whose income level has a value, you want to display the first name and due amount as 5% of their credit limit. Customers whose due amount is null should not be displayed.
Which query should be used?

A. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level IS NOT NULL
AND cust_credit_limit IS NOT NULL;
B. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level <> NULL
AND due_amount <> NULL;
C. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level IS NOT NULL
AND due_amount IS NOT NULL;
D. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level != NULL
AND due_amount != NULL;
E. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level != NULL
AND cust_credit_level !=NULL;

Answer: A

NEW QUESTION # 136
Which three statements are true about connection strings and service names used to connect to an Oracle database instance?

A. Different connection strings in the same tnsnames.ora file can contain the same service name, host and port parameters.
B. A single connection string can refer to multiple database instances.
C. A single database instance can support connections for multiple service names.
D. A connection string must include the SID of a database Instance.
E. A service name is created by a listener.
F. A connection string including a service name must be defined in the cnsnames.ora file.

Answer: A,B,C

NEW QUESTION # 137
Which two are true about shrinking a segment online? (Choose two.)

A. It is not possible to shrink either indexes or Index Organized Tables (IOTs)
B. It always eliminates all migrated rows if any exist in the table
C. To shrink a table it must have a UNIQUE KEY constraint
D. To shrink a table it must have a PRIMARY KEY constraint
E. It must be in a tablespace that uses Automatic Segment Space Management (ASSM)
F. To shrink a table it must have row movement enabled

Answer: D,F

Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_3001.htm

NEW QUESTION # 138
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

Answer: B

Explanation:
Explanation

NEW QUESTION # 139
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