1Z1-082 Test Braindumps: Oracle Database Administration I & 1Z1-082 VCE Dumps

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Oracle 1Z1-082 Certification Exam consists of 80 multiple-choice questions and has a time limit of 120 minutes. The passing score for the exam is 63%, and the exam fee is $150. You can take the exam at an authorized Pearson VUE testing center or online with a proctor.

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Oracle 1Z1-082 exam is designed to test the knowledge and skills of individuals in the field of database administration. 1Z1-082 exam is also known as the Oracle Database Administration I exam and is the first step towards becoming an Oracle Certified Associate (OCA) in database administration. The 1Z1-082 Exam covers various topics related to database administration, including installation, configuration, backup and recovery, security, and performance tuning.

Oracle Database Administration I Sample Questions (Q29-Q34):

NEW QUESTION # 29
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. An inner join returns matched rows
C. A left or right outer join returns only unmatched rows
D. A full outer join must use Oracle syntax
E. A full outer join returns matched and unmatched rows
F. Outer joins can be used when there are multiple join conditions on two tables

Answer: B,C,E

NEW QUESTION # 30
Which two statements are true about the Automatic Diagnostic Repository (ADR)? (Choose two.)

A. It supports diagnostics for Oracle Clusterware
B. The ADR base defaults to $ORACLE_HOME/rdbms/admin ifneither DIAGNOSTIC_DEST nor ORACLE_BASE is set
C. It is held inside an Oracle database schema
D. It supports diagnostics for Automatic Storage Management (ASM)
E. The ADR base defaults to $ORACLE_HOME/dbs if the DIAGNOSTIC_DEST parameter and the ORACLE_BASE environment variable are not set

Answer: A,D

Explanation:
The database, Oracle Automatic Storage Management (Oracle ASM), the listener, Oracle Clusterware, and other Oracle products or components store all diagnostic data in the ADR. https://docs.oracle.com/database/121/ADMIN/diag.htm#ADMIN11260

NEW QUESTION # 31
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?

A. It fails because the SCOPE clause is missing
B. The value is changed only in the PFILE and takes effect at the next instance startup
C. Change is applied to the current instance, but does not persist after instance restart
D. The value is changed for the current instance and in the PFILE

Answer: C

Explanation:
Reference:
https://docs.oracle.com/database/121/SQLRF/statements_2017.htm#SQLRF00902

NEW QUESTION # 32
View the Exhibits and examine the structure of the COSTS and PROMOTIONS tables.
You want to display PROD_IDS whose promotion cost is less than the highest cost PROD_ID in a promotion time interval.
Examine this SQL statement:

Exhibit 1.

Exhibit 2.

What will be the result?

A. It executes successfully but does not give the required result
B. It executes successfully and gives the required result
C. It gives an error because the GROUP BY clause is not valid
D. It gives an error because the ALL keyword is not valid

Answer: B

NEW QUESTION # 33
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. An inner join returns matched rows
C. A left or right outer join returns only unmatched rows
D. A full outer join must use Oracle syntax
E. A full outer join returns matched and unmatched rows
F. Outer joins can be used when there are multiple join conditions on two tables

Answer: B,C,E

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

NEW QUESTION # 34
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