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To prepare for the Oracle 1Z0-082 exam, candidates should have a thorough understanding of Oracle database concepts and principles. They should also have hands-on experience working with Oracle databases, preferably in a production environment. Oracle offers a range of training courses and study materials to help candidates prepare for the exam, including instructor-led training, online training, and self-study materials.
Taking the Oracle 1Z1-082 certification exam can greatly enhance an individual's career prospects as it demonstrates a high level of knowledge and expertise in Oracle database administration. Employers often seek out certified professionals as they are seen as more knowledgeable and capable of handling complex database administration tasks.
Oracle 1Z1-082 (Oracle Database Administration I) Certification Exam is a comprehensive exam that tests the skills and knowledge required for successful database administration in an Oracle environment. 1Z0-082 exam is designed to validate the candidate's ability to perform various tasks related to database administration, including database installation, configuration, patching, backup and recovery, performance tuning, and security management. 1Z0-082 exam is intended for individuals who have a strong understanding of the Oracle database and related technologies and have experience working in a database administration role.
NEW QUESTION # 70
Which three statements are true about the tools used to configure Oracle Net Services? (Choose three.)
- A. The lsnrctl utility requires a listener.ora file to exist before it is started
- B. Enterprise Manager Cloud Control can be used to centrally configure listeners on any managed database server
- C. Enterprise Manager Cloud Control can be used to centrally configure net service names for any database server target
- D. Oracle Net Manager can be used to centrally configure listeners on any database server target
- E. The Oracle Net Configuration Assistant is only used when running the Oracle installer
- F. Oracle Net Manager can be used to locally configure naming methods on a database server
Answer: B,D,F
NEW QUESTION # 71
Which three Oracle database space management features will work with both Dictionary and Locally managed tablespaces? (Choose three.)
- A. Automatic data file extension (AUTOEXTEND)
- B. Online table segment shrink
- C. Oracle Managed Files (OMF)
- D. Online index segment shrink
- E. Capacity planning growth reports based on historical data in the Automatic Workload Repository (AWR)
Answer: A,C,E
NEW QUESTION # 72
Which two statements are true about the PMON background process? (Choose two.)
- A. It registers database services with all local and remote listeners known to the database instance
- B. It frees unused temporary segments
- C. It frees resources held by abnormally terminated processes
- D. It kills sessions that exceed idle time
- E. It records checkpoint information in the control file
Answer: A,C
NEW QUESTION # 73
Which two statements are true about the Automatic Diagnostic Repository (ADR)? (Choose two.)
- A. It is held inside an Oracle database schema
- B. It supports diagnostics for Oracle Clusterware
- C. The ADR base defaults to $ORACLE_HOME/dbs if the DIAGNOSTIC_DEST parameter and the ORACLE_BASE environment variable are not set
- D. It supports diagnostics for Automatic Storage Management (ASM)
- E. The ADR base defaults to $ORACLE_HOME/rdbms/admin if neither DIAGNOSTIC_DEST nor ORACLE_BASE is set
Answer: A,E
Explanation:
https://docs.oracle.com/cd/E11882_01/install.112/e27508/admin.htm
NEW QUESTION # 74
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. TRUNC : can be used to combine any number of values
- D. CEIL : can be used for positive and negative numbers
- E. CONCAT : can be used to combine any number of values
Answer: B,C
NEW QUESTION # 75
Which two statements are true regarding Oracle database space management within blocks managed by Automatic Segment Space Management (ASSM)? (Choose two.)
- A. Insert operations always attempt to find blocks with free space appropriate to the length of the row being inserted
- B. ASSM assigns blocks to one of four fullness categories based on what percentage of the block is allocated for rows
- C. Update operations always attempt to find blocks with free space appropriate to the length of the row being updated
- D. PCTFREE defaults to 10% for all blocks in all segments for all compression methods
- E. A block will always be eligible for inserts if the row is short enough to fit into the block
Answer: C,E
NEW QUESTION # 76
Which three statements are true concerning logical and physical database structures? (Choose three.)
- A. A segment's blocks can be of different sizes
- B. The extents of a segment must always reside in the same datafile
- C. A segment can span multiple data files in some tablespaces
- D. A smallfile tablespace might be bigger than a bigfile tablespace
- E. Segments can span multiple tablespsaces
- F. A segment might have only one extent
- G. All tablespaces may have one or more data files
Answer: D,E,F
NEW QUESTION # 77
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 # 78
The EMPLOYEES table contains columns EMP_ID of data type NUMBER and HIRE_DATE of data type DATE.
You want to display the date of the first Monday after the completion of six months since hiring.
The NLS_TERRITORY parameter is set to AMERICA in the session and, therefore, Sunday is the first day on the wee.
Which query can be used?
- A. SELECT emp_id, NEXT_DAY(MONTHS_BETWEEN(hire_date, SYSDATE), 6) FROM employees;
- B. SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 1) FROM employees;
- C. SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 'MONDAY') FROM employees;
- D. SELECT emp_id, ADD_MONTHS(hire_date, 6), NEXT_DAY('MONDAY') FROM employees;
Answer: C
NEW QUESTION # 79
Which three statements are true about inner and outer joins? (Choose three.)
- A. Outer joins can be used when there are multiple join conditions on two tables
- B. A left or right outer join returns only unmatched rows
- C. An inner join returns matched rows
- D. Outer joins can only be used between two tables per query
- E. A full outer join returns matched and unmatched rows
- F. A full outer join must use Oracle syntax
Answer: B,C,E
Explanation:
https://www.studytonight.com/dbms/joining-in-sql.php
NEW QUESTION # 80
Examine the description of the employees table:
Which query requires explicit data type conversion?
- A. SELECT SUBSTR<join_date, 1, 2) - 10 FROM employees;
- B. SELECT join_date I I ' ' II salary FROM employees;
- C. SELECT join_date + '20' FROM employees; SELECT salary * '120.50' FROM employees;
- D. SELECT join_date FROM employees WHERE join_date > '10-02-2018';
Answer: D
NEW QUESTION # 81
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. TRUNC : can be used with NUMBER and DATE values
- C. CEIL : can be used for positive and negative numbers
- D. MOD : returns the quotient of a division operation
- E. CONCAT : can be used to combine any number of values
Answer: B,C
Explanation:
Reference:
https://docs.oracle.com/en/database/oracle/oracle-database/18/sqlrf/Single-Row-Functions.html#GUID-B93F789D-B486-49FF-B0CD-0C6181C5D85C
NEW QUESTION # 82
Which three statements are true about GLOBAL TEMPORARY TABLES? (Choose three.)
- A. A DELETE command on a GLOBAL TEMPORARY TABLE cannot be rolled back.
- B. GLOBAL TEMPORARY TABLE rows inserted by a session are available to any other session whose user has been granted select on the table.
- C. GLOBAL TEMPORARY TABLE space allocation occurs at session start.
- D. A GLOBAL TEMPORARY TABLE'S definition is available to multiple sessions.
- E. Any GLOBAL TEMPORARY TABLE rows existing at session termination will be deleted.
- F. A TRUNCATE command issued in a session causes all rows in a GLOBAL TEMPORARY TABLE for the issuing session to be deleted.
Answer: A,B,C
NEW QUESTION # 83
Which two are true about shrinking a segment online? (Choose two.)
- A. To shrink a table it must have a PRIMARY KEY constraint
- B. To shrink a table it must have a UNIQUE KEY constraint
- C. It always eliminates all migrated rows if any exist in the table
- D. It must be in a tablespace that uses Automatic Segment Space Management (ASSM)
- E. To shrink a table it must have row movement enabled
- F. It is not possible to shrink either indexes or Index Organized Tables (IOTs)
Answer: A,E
NEW QUESTION # 84
Examine the description of the PROMOTIONS table:
You want to display the unique promotion costs in each promotion category.
Which two queries can be used? (Choose two.)
- A. SELECT DISTINCT promo_cost || ' in ' || DISTINCT promo_category FROM promotions ORDER BY 1;
- B. SELECT DISTINCT promo_category || ' has ' || promo_cost AS COSTS FROM promotions ORDER BY 1;
- C. SELECT promo_category, DISTINCT promo_cost FROM promotions ORDER BY 2;
- D. SELECT promo_cost, promo_category FROM promotions ORDER BY 1;
- E. SELECT DISTINCT promo_category, promo_cost FROM promotions ORDER BY 1;
Answer: C,E
NEW QUESTION # 85
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