Updated Nov-2023 Exam 1Z0-082 Dumps - Pass Your Certification Exam
Latest Real Oracle 1Z0-082 Exam Dumps Questions
Preparing for the Oracle 1Z1-082 exam requires a thorough understanding of database administration concepts and practical experience in administering Oracle databases. Individuals can prepare for the exam by taking Oracle-approved training courses, utilizing study guides and practice exams, and gaining hands-on experience in administering Oracle databases. Passing the 1Z1-082 exam is a great achievement and demonstrates a high level of proficiency in Oracle database administration.
NEW QUESTION # 42
Which two are true about a SQL statement using SET operators such as UNION? (Choose two.)
- A. The names and number of columns must be identical for all SELECT statements in the query.
- B. 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.
- C. The number, but not names, of columns must be identical for all SELECT statements in the query.
- D. 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.
- E. 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.
Answer: B,E
NEW QUESTION # 43
In the ORCL database, UNDOTBS1 is the active undo tablespace with these properties:
1. A size of 100 MB
2. AUTOEXTEND is off
3. UNDO_RETENTION is set to 15 minutes
4. It has RETENTION GUARANTEE
UNDOTBS1 fills with uncommitted undo 10 minutes after the database opens.
What will happen when the next update is attempted by any transaction?
- A. It succeeds and the generated undo is stored in SYSAUX.
- B. It fails and returns the error message "ORA-30036: unable to extend segment by 8 in undo tablespace
'UNDOTBS1' ". - C. It succeeds and the least recently read undo block of UNDOTBS1 is overwritten by the generated undo.
- D. It succeeds and the least recently written undo block of UNDOTBS1 is overwritten by the generated undo.
- E. It succeeds and the generated undo is stored in SYSTEM.
Answer: D
Explanation:
Explanation
NEW QUESTION # 44
Table ORDER_ITEMScontains columns ORDER_ID, UNIT_PRICEand QUANTITY, of data type NUMBER.
Examine these SQL statements:
Statement 1:
SELECT MAX(unit_price * quantity) "Maximum Order"
FROM order_items;
Statement 2:
SELECT MAX(unit_price * quantity) "Maximum Order"
FROM order_items
GROUP BY order_id;
Which two statements are true?
- A. Statement 1 returns only one row of output.
- B. Statement 2 may return multiple rows of output.
- C. Both the statements give the same output.
- D. Statement 2 returns only one row of output.
- E. Both statements will return NULL if either UNIT_PRICE or QUANTITY contains NULL.
Answer: B,E
NEW QUESTION # 45
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 first ROLLBACK command restores the 101 rows that were deleted, leaving the inserted row still to be committed
- 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 second ROLLBACK command does nothing
- E. The second ROLLBACK command replays the delete
Answer: B,C
NEW QUESTION # 46
Which three are types of segments in an Oracle Database? (Choose three.)
- A. undo
- B. clusters
- C. tables
- D. index
- E. stored procedures
- F. sequences
Answer: B,C,D
Explanation:
Reference:
http://www.adp-gmbh.ch/ora/concepts/segments.html
NEW QUESTION # 47
Which three statements are true about the Oracle Data Dictionary? (Choose three.)
- A. Views with the same name but different prefixes, such as CDB, DBA, ALL and USER, reference the same base tables from the data dictionary
- B. Usernames of all users including database administrators are stored in the data dictionary
- C. Data dictionary views are created by joins of dictionary base tables and DBA-defined tables
- D. It is owned by the SYSTEM user
- E. The data dictionary is created and maintained by the database administrator
- F. Base tables can be queried directly
Answer: A,B,F
NEW QUESTION # 48
Which two tasks can you perform using DBCA for databases? (Choose two.)
- A. Enable flashback database for an existing database
- B. Register a new database with an available Enterprise Manager Management server
- C. Configure a nonstandard block size for a new database
- D. Configure incremental backups for a new database
- E. Change the standard block size of an existing database
Answer: B,E
Explanation:
https://docs.oracle.com/cd/B16254_01/doc/server.102/b14196/install003.htm
NEW QUESTION # 49
Which statement is true about the INTERSECT operator used in compound queries?
- A. It processes NULLs in the selected columns
- B. It ignores NULLs
- C. Multiple INTERSECT operators are not possible in the same SQL statement
- D. INTERSECT is of lower precedence than UNION or UNION ALL
Answer: A
NEW QUESTION # 50
The INVOICE table has a QTY_SOLD column of data type NUMBER and an INVOICE_DATE column of data type DATE.
NLS_DATE_FORMAT is set to DD-MON-RR.
Which two are true about data type conversions involving these columns in query expressions?
(Choose two.)
- A. qty_sold = `0554982' uses implicit conversion
- B. CONCAT (qty_sold, invoice_date) : requires explicit conversion
- C. invoice_date = '15-march-2019' : uses implicit conversion
- D. qty_sold BETWEEN `101' AND '110' : uses implicit conversion
- E. invoie_date > '01-02-2019' : uses implicit conversion
Answer: C,D
NEW QUESTION # 51
Which two are true about shrinking a segment online? (Choose two.)
- A. It must be in a tablespace that uses Automatic Segment Space Management (ASSM)
- B. It is not possible to shrink either indexes or Index Organized Tables (IOTs)
- C. To shrink a table it must have a UNIQUE KEY constraint
- D. To shrink a table it must have row movement enabled
- E. It always eliminates all migrated rows if any exist in the table
- F. To shrink a table it must have a PRIMARY KEY constraint
Answer: A,D
Explanation:
Reference:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_3001.htm
NEW QUESTION # 52
What two are benefits of Data Pump? (Choose two.)
- A. It can execute in parallel.
- B. It can export data into sequential media, such as tapes.
- C. It represents database metadata information as DDL statements in the dump file.
- D. It makes use of client system resources.
- E. It can restart failed export jobs.
Answer: A,E
NEW QUESTION # 53
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.)
- A. analysis of privileges granted directly to a role that are then used by a user who has been granted that role
- B. analysis of privileges that a user has on their own schema objects that they did not use
- C. analysis of all privileges used by all users including administrative users in the database
- D. analysis of privileges granted indirectly to a role that are then used by a user who has been granted that role
- E. analysis of privileges that a user has on their own schema objects that they did use
- F. analysis of all privileges used by all users but excluding administrative users in the database
Answer: B,C,D
Explanation:
https://docs.oracle.com/database/121/ARPLS/d_priv_prof.htm#ARPLS74328
NEW QUESTION # 54
Which two tasks can you perform using DBCA for databases? (Choose two.)
- A. Enable flashback database for an existing database
- B. Register a new database with an available Enterprise Manager Management server
- C. Configure a nonstandard block size for a new database
- D. Configure incremental backups for a new database
- E. Change the standard block size of an existing database
Answer: B,E
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B16254_01/doc/server.102/b14196/install003.htm
NEW QUESTION # 55
The SALES_Q1 and USERS tablespaces exist in one of your databases and TEMP is a temporary tablespace.
Segment creation is not deferred.
You execute this command:
Which three statements must be true so that the SALES user can create tables in SALES_Q1? (Choose three.)
- A. The sales user must have been granted the CREATE TABLE privilege
- B. The sales user must have a quota on the SALES_Q1 tablespace to hold the initial extends of all tables they plan to create in their schema
- C. The sales user must have been granted the CREATE SESSION privilege
- D. The sales user must have their quota on the users tablespace removed
- E. The sales user must have a quota on the TEMP tablespace
- F. The sales user must have a quota on the SALES_Q1 tablespace to hold all the rows to be inserted into any table in their schema
Answer: A,B,D
NEW QUESTION # 56
Which two statements are true about undo and undo tablespaces?
- A. undo segments are owned by SYSBACKUP.
- B. undo segments are owned by SYSTEM.
- C. There can be only one undo tablespace created in a database.
- D. An undo tablespace may be owned by only one instance.
- E. An instance will crash if the active undo tablespace is lost.
Answer: D,E
NEW QUESTION # 57
Which compression method is recommended for Direct-Path Insert operations?
- A. RON STORE COMPRESS BASIC
- B. ROW STORE COMPRESS ADVANCED
- C. COLUMN STORE COMPRESS BASIC
- D. COLUMN STORE COMPRESS ADVANCED
Answer: A
NEW QUESTION # 58
Which two statements are true about Database Instances and Real Application Clusters (RAC)?
- A. A RAC database must have three or more Instances.
- B. Two RAC databases can share their instances.
- C. A RAC database can have instances on separate servers.
- D. A RAC database must have two or more instances.
- E. A RAC database can have one Instance.
Answer: C,E
NEW QUESTION # 59
Which two statements are true about date/time functions in a session where NLS_DATE_FORMAT is set to DD-MON-YYYY HH24:MI:SS? (Choose two.)
- A. CURRENT_TIMESTAMP returns the same date as CURRENT_DATE
- B. SYSDATE can be queried only from the DUAL table
- C. CURRENT_TIMESTAMP returns the same date and time as SYSDATE with additional details of fractional seconds
- D. SYSDATE and CURRENT_DATE return the current date and time set for the operating system of the database server
- E. CURRENT_DATE returns the current date and time as per the session time zone
- F. SYSDATE can be used in expressions only if the default date format is DD-MON-RR
Answer: A,E
Explanation:
https://www.w3resource.com/oracle/datetime-functions/oracle-current_timestamp-function.php
NEW QUESTION # 60
Examine this command:
Which two statements are true? (Choose two.)
- A. The tablespace containing SALES1.DBF must be altered READ ONLY before executing the command.
- B. The tablespace containing SALES1.DBF must be altered OFFLINE before executing the command.
- C. The file is renamed and stored in the same location
- D. If Oracle Managed Files (OMF) is used, then the file is renamed but moved to DB_CREATE_FILE_DEST.
- E. DML may be performed on tables with one or more extents in this data file during the execution of this command.
Answer: A,E
NEW QUESTION # 61
Which three statements are true about the DESCRIBE command? (Choose three.)
- A. It can be used only from SQL *Plus
- B. It displays the PRIMARY KEY constraint for any column or columns that have that constraint
- C. It can be used to display the structure of an existing view
- D. It displays all constraints that are defined for each column
- E. It displays the NOT NULL constraint for any columns that have that constraint
- F. It can be used from SQL Developer
Answer: A,C,E
NEW QUESTION # 62
Which two are true about complete and incomplete recovery? (Choose two.)
- A. Uncommitted transactions will be rolled back after incomplete recovery completes.
- B. The database must have FLASHBACK enabled in order to perform incomplete recovery.
- C. Only incremental backups can be used to roll forward the database while performing complete recovery.
- D. Uncommitted transactions will be rolled back after complete recovery completes.
- E. Incomplete recovery is possible only when the database is open.
Answer: C,D
NEW QUESTION # 63
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