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Oracle 1Z0-082 exam covers a range of topics related to database administration, including database architecture, installation, backup and recovery, security, and performance tuning. 1Z1-082 Exam consists of 84 multiple-choice questions, and candidates have two hours to complete the exam. The passing score for 1Z1-082 exam is 63%.

Oracle Database Administration I Sample Questions (Q112-Q117):

NEW QUESTION # 112
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. Change is applied to the current instance, but does not persist after instance restart
B. The value is changed only in the PFILE and takes effect at the next instance startup
C. The value is changed for the current instance and in the PFILE
D. It fails because the SCOPE clause is missing

Answer: A

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

NEW QUESTION # 113
In your data center, Oracle Managed Files (OMF) is used for all databases.
All tablespaces are smallfile tablespaces.
SALES_Q1 is a permanent user-defined tablespace in the SALES database.
Examine this command which is about to be issued by a DBA logged in to the SALES database:
ALTER TABLESPACE sales_q1 ADD DATAFILE;
Which are two actions, either one of which you could take to ensure that the command executes successfully? (Choose two.)

A. Specify a path in the DATAFILE clause of the command specifying a location with at least 100M of available space.
B. Add the AUTOEXTEND ON clause with NEXT set to 100M.
C. Ensure that DB_CREATE_FILE_DEST specifies a location with at least 100 Mb of available space.
D. Ensure that DB_RECOVERY_FILE_DEST and DB_CREATE_FILE_DEST each specify with at least 50 Mb of available space.
E. Ensure that DB_RECOVERY_FILE_DEST and DB_CREATE_FILE_DEST each specify locations with at least 50 Mb of available space.

Answer: A,B

NEW QUESTION # 114
Which two statements are true about single row functions? (Choose two.)

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

Answer: C,D

NEW QUESTION # 115
Examine the description of the BOOKS table:

The table has 100 rows.
Examine this sequence of statements issued in a new session:
INSERT INTO books VALUES ('ADV112', 'Adventures of Tom Sawyer', NULL,
NULL);
SAVEPOINT a;
DELETE FROM books;
ROLLBACK TO SAVEPOINT a;
ROLLBACK;
Which two statements are true? (Choose two.)

A. The second ROLLBACK command replays the delete
B. The first ROLLBACK command restores the 101 rows that were deleted and commits the inserted row
C. The second ROLLBACK command undoes the insert
D. The first ROLLBACK command restores the 101 rows that were deleted, leaving the inserted row still to be committed
E. The second ROLLBACK command does nothing

Answer: B,C

NEW QUESTION # 116
You need to calculate the number of days from 1st January 2019 until today.
Dates are stored in the default format of DD-MON-RR.
Which two queries give the required output? (Choose two.)

A. SELECT TO_CHAR(SYSDATE, `DD-MON-YYYY') ?'01-JAN-2019' FROM DUAL;
B. SELECT SYSDATE ?TO_DATE('01-JANUARY-2019') FROM DUAL;
C. SELECT ROUND(SYSDATE ?TO_DATE(`01/JANUARY/2019')) FROM DUAL;
D. SELECT ROUND(SYSDATE ?'01-JAN-2019') FROM DUAL;
E. SELECT TO_DATE(SYSDATE, `DD/MONTH/YYYY') ?`01/JANUARY/2019' FROM DUAL;

Answer: A,D

NEW QUESTION # 117
......

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