Oracle 1Z0-082 Real 2026 Braindumps Mock Exam Dumps [Q76-Q97]

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Oracle 1Z0-082 Real 2026 Braindumps Mock Exam Dumps

1Z0-082 Exam Questions | Real 1Z0-082 Practice Dumps

Oracle 1Z0-082 exam covers a range of topics related to database administration, including database architecture, backup and recovery, security, performance tuning, and database maintenance. 1Z0-082 exam consists of 73 multiple-choice questions that need to be completed within 105 minutes. Candidates need to score at least 63% to pass the exam.

Oracle 1Z1-082: Oracle Database Administration I certification is a valuable certification for professionals who want to pursue a career in database administration. Passing 1Z0-082 exam requires practical skills and in-depth knowledge of managing an Oracle Database. It is essential to prepare systematically and practice real-world scenarios to increase your chances of passing the exam.

NO.76 Which three failures do not require intervention for recovery? (Choose three.)

user process failure

media failure

statement failure

network interface card (NIC) failure

transaction failure

NO.77 Which compression method is recommended for Direct-Path Insert operations?

COLUMN STORE COMPRESS BASIC

COLUMN STORE COMPRESS ADVANCED

RON STORE COMPRESS BASIC

ROW STORE COMPRESS ADVANCED

NO.78 Which two tasks can be performed in the NOMOUNT state? (Choose two.)

re-creating control files

full database recovery

enabling online redo log archiving

renaming data files

creating a database

NO.79 Which two are true about a SQL statement using SET operators such as UNION? (Choose two.)

The data type group of each column returned by the second query must match the data type of the corresponding column returned by the first query.

The number, but not names, of columns must be identical for all SELECT statements in the query.

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.

The names and number of columns must be identical for all SELECT statements in the query.

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.

NO.80 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?

The value is changed only in the PFILE and takes effect at the next instance startup

The value is changed for the current instance and in the PFILE

It fails because the SCOPE clause is missing

Change is applied to the current instance, but does not persist after instance restart

NO.81 The ORCL database has RESUMABLE__TIMEOUT = 7200 and DEFERRED_SEGMENT_CREATION = FALSE User U1 has a 1 MB quota in tablespace DATA.
U1 executes this command:
SQL> CREATE TABLE t1 AS
(SELECT object_name, sharing, created
FROM dba_objects);
U1 complains that the command is taking too long to execute.
In the alert log, the database administrator (DBA) finds this:
2017-03-06T12:15:17.183438+05:30
statement in resumable session ‘User U1(136), Session 1, Instance 1’ was suspended due to ORA-01536: space quota exceeded for tablespace ‘DATA’ Which are three actions any one of which the DBA could take to resume the session? (Choose three.)

Add a data file to DATA

Drop other U1 objects in DATA

Increase U1’s quota sufficiently in DATA

Set DEFERRED_SEGMENT_CREATION to TRUE

Grant UNLIMITED TABLESPACE to U1

Set AUTOEXTEND ON for data files in DATA

NO.82 You want to apply the principle of Least Privilege in all your live databases.
One of your requirements is to revoke unnecessary privileges from all users who have them using Privilege Analysis.
Which three types of analyses can be done using the DBMS_PRIVILEGE_CAPTURE package?
(Choose three.)

analysis of all privileges used by all users including administrative users in the database

analysis of all privileges used by all users but excluding administrative users in the database

analysis of privileges that a user has on their own schema objects that they did not use

analysis of privileges that a user has on their own schema objects that they did use

analysis of privileges granted directly to a role that are then used by a user who has been granted that role

analysis of privileges granted indirectly to a role that are then used by a user who has been granted that role

NO.83 Which two statements are true about the SET VERIFY ON command? (Choose two.)

It can be used only in SQL*Plus

It displays values for variables used only in the WHERE clause of a query

It can be used in SQL Developer and SQL*Plus

It displays values for variables created by the DEFINE command

It displays values for variables prefixed with &&

NO.84 Which two statements are true regarding the UNION and UNION ALL operators? (Choose two.)

Duplicates are eliminated automatically by the UNION ALL operator

The number of columns selected in each SELECT statement must be identical

The names of columns selected in each SELECT statement must be identical

The output is sorted by the UNION ALL operator

NULLS are not ignored during duplicate checking

NO.85 Which three statements are true about a self-join? (Choose three.)

The ON clause must be used

The query must use two different aliases for the table

It must be an equi join

It must be an inner join

The ON clause can be used

It can be an outer join

NO.86 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?

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_incoms_level IS NOT NULLAND due_amount IS NOT NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level != NULLAND cust_credit_level !=NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level <> NULLAND due_amount <> NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level != NULLAND due_amount !=NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level IS NOT NULLAND cust_credit_limit IS NOT NULL;

NO.87 Table EMPLOYEES contains columns including EMPLOYEE_ID, JOB_ID and SALARY.
Only the EMPLOYEE_ID column is indexed.
Rows exist for employees 100 and 200.
Examine this statement:

Which two statements are true? (Choose two.)

Employee 100 will have SALARY set to the same value as the SALARY of employee 200

Employee 200 will have JOB_ID set to the same value as the JOB_ID of employee 100

Employee 200 will have SALARY set to the same value as the SALARY of employee 100

Employee 100 will have JOB_ID set to the same value as the JOB_ID of employee 200

Employees 100 and 200 will have the same JOB_ID as before the update command

Employees 100 and 200 will have the same SALARY as before the update command

NO.88 Which two statements are true about the configuration and use of UNDO_RETENTION with GURANTEED ? (Choose two.) RETENTION

UNDO_RETENTION specifies for how long Oracle attempts to keep expired and unexpired UNDO.

UNDO_RETENTION specifies how long all types of UNDO are retained.

Unexpired UNDO is always retained.

Active UNDO is always retained.

UNDO_RETENTION specifies for how long Oracle attempts to keep unexpired UNDO.

NO.89 Which two statements are true about UNDO and REDO? (Choose two.)

The generation of UNDO generates REDO

DML modifies Oracle database objects and only generates UNDO

The generation of REDO generates UNDO

DML modifies Oracle database objects and only generates REDO

NO.90 Which statement is true about database links?

Private database link creation requires the same user to exist in both the local and the remote databases.

A public database link can be created only by sys.

A database link can be created only between two Oracle databases.

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.

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.

NO.91 Which two statements are true about Enterprise Manager (EM) Express?

You can use a single instance of EM Express to manage multiple database running on the same server.

EM Express uses a separate repository database to store target database metadata.

By default, EM express is available for a database after database creation using DBCA.

You can shut down a database instance using EM Express.

You cannot start up a database instance using EM Express.

NO.92 Which two statements are true about Enterprise Manager Database Express? (Choose two.)

It is available only when the database is open

It can be used to perform database recovery

The same port number can be used for Database Express configurations for databases on different hosts

It can be used to switch a database into ARCHIVELOGMODE

The same port number can be used for multiple Database Express configurations for multiple databases on the same host

NO.93 Which three statements are true about table data storage in an Oracle Database? (Choose three.)

Data block headers contain their own Data Block Address (DBA)

A table row piece can be chained across several database blocks

Multiple row pieces from the same row may be stored in different database blocks

Multiple row pieces from the same row may be stored in the same block

Data block free space is always contiguous in the middle of the block

Index block free space is always contiguous in the middle of the block

NO.94 Which three statements are true about views in an Oracle database? (Choose three.)

Views can be updated without the need to re-grant privileges on the view

Tables in the defining query of a view must always exist in order to create the view

The WITH CHECK clause prevents certain rows from being displayed when querying the view

Data Manipulation Language (DML) can always be used on views

Inserting one or more rows using a view whose defining query contains a GROUP BY clause will cause an error

Deleting one or more rows using a view whose defining query contains a GROUP BY clause will cause an error

The WITH CHECK clause prevents certain rows from being updated or inserted

NO.95 Which three statements are true about the tools used to configure Oracle Net Services? (Choose three.)

The Oracle Net Configuration Assistant is only used when running the Oracle installer

Oracle Net Manager can be used to centrally configure listeners on any database server target

The lsnrctl utility requires a listener.ora file to exist before it is started

Oracle Net Manager can be used to locally configure naming methods on a database server

Enterprise Manager Cloud Control can be used to centrally configure listeners on any managed database server

Enterprise Manager Cloud Control can be used to centrally configure net service names for any database server target

NO.96 Which two statements are true about single row functions? (Choose two.)

MOD : returns the quotient of a division operation

FLOOR : returns the smallest integer greater than or equal to a specified number

TRUNC : can be used to combine any number of values

CONCAT : can be used to combine any number of values

CEIL : can be used for positive and negative numbers

NO.97 Evaluate these commands which execute successfully:

Which two statements are true about the ORD_ITEMS table and the ORD_SEQ sequence?
(Choose two.)