[Apr 01, 2024] Fully Updated Dumps PDF - Latest 1Z0-082 Exam Questions and Answers
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Oracle 1Z1-082 (Oracle Database Administration I) Exam is a certification exam designed for individuals who want to demonstrate their knowledge and skills in managing and administering Oracle databases. 1Z0-082 exam is intended to test the candidate's ability to perform tasks related to database installation, configuration, and maintenance. 1Z0-082 exam is a requirement for individuals who wish to obtain the Oracle Database Administrator Certified Associate (OCA) certification.
Successfully passing the Oracle 1Z1-082 certification exam demonstrates to potential employers that an individual has the knowledge and skills necessary to effectively manage and administer Oracle databases. Oracle Database Administration I certification can lead to higher salaries, better job opportunities, and increased job security for those who hold it.
Oracle 1Z0-082 exam is intended for database administrators who are responsible for managing Oracle databases. 1Z0-082 exam covers a wide range of topics, including database architecture, installation and configuration, backup and recovery, security, and performance tuning. Candidates who pass 1Z0-082 exam will have a thorough understanding of Oracle database administration and will be able to perform their duties with confidence.
NEW QUESTION # 67
Which two statements are true about segment types in an Oracle Database?
- A. Undo segments are only stored in an undo tablespace.
- B. Temporary segments are only stored in a temporary tablespace.
- C. Index segments always have two or more extents.
- D. Table segments always have two or more extents.
- E. Cluster segments may contain data from multiple tables.
Answer: B
NEW QUESTION # 68
Examine the description of the SALES1 table:
SALES2 is a table with the same description as SALES1.
Some sales data is duplicated in both tables.
You want to display the rows from the SALES1 table which are not present in the SALES2 table.
Which set operator generates the required output?
- A. SUBTRACT
- B. INTERSECT
- C. MINUS
- D. UNION ALL
- E. UNION
Answer: C
NEW QUESTION # 69
Which two statements are true about the SET VERIFY ON command? (Choose two.)
- A. It displays values for variables prefixed with &&
- B. It displays values for variables used only in the WHERE clause of a query
- C. It displays values for variables created by the DEFINE command
- D. It can be used only in SQL*Plus
- E. It can be used in SQL Developer and SQL*Plus
Answer: C,D
NEW QUESTION # 70
Which two statements are true about the DUAL table? (Choose two.)
- A. It can display multiple rows and columns
- B. It can be accessed by any user who has the SELECT privilege in any schema
- C. It can be used to display only constants or pseudo columns
- D. It can be accessed only by the SYS user
- E. It can display multiple rows but only a single column
- F. It consists of a single row and single column of VARCHAR2 data type
Answer: A,F
NEW QUESTION # 71
Your database instance is started with an SPFILE.
A PFILE is also available. You execute this command:
ALTER SYSTEM SET DB_CACHE_SIZE=100K;
Where Is the value changed?
- A. in the SPFILE and in memory
- B. in the SPFILE, SPFILE, and memory
- C. only In the SPFILE
- D. only in memory
- E. in the SPFILE and SPFILEc
Answer: E
NEW QUESTION # 72
In the spfile of a single instance database, LOCAL_LISTENER is set to LISTENER_1.
The TNSNAMES.ORA file in $ORACLE_HOME/network/admin in the database home contains:
Which statement is true?
- A. The LREG process registers services dynamically with the LISTENER_1 listener
- B. Dynamic service registration cannot be used for this database instance
- C. LISTENER_1 must also be defined in the LISTENER.ORA file to enable dynamic service registration
- D. There are two listeners named LISTENER and LISTENER_1 running simultaneously using port 1521 on the same host as the database instances
- E. The definition for LISTENER_1 requires a CONNECT_DATA section to enable dynamic service registration
Answer: A
Explanation:
The listener forwards client requests to supported services. These services are dynamically registered with the listener. This dynamic registration feature is called service registration. The registration is performed by the Listener Registration (LREG) process. Dynamic service registration does not require any manual configuration in the listener.ora file.
Reference:
https://docs.oracle.com/database/121/NETAG/listenercfg.htm#NETAG292
https://docs.oracle.com/database/121/NETAG/listenercfg.htm#NETAG292
NEW QUESTION # 73
You execute this command:
Sufficient storage is available in filesystem /u01.
Which two statements are true about the BIG_TBStablespace? (Choose two.)
- A. Additional data files may not be added
- B. It will always have a 32K blocksize
- C. AUTOEXTEND is possible for the datafile
- D. It will be a dictionary-managed tablespace by default
- E. It must be bigger than the largest SMALLFILE tablespace
Answer: C,E
NEW QUESTION # 74
Examine this command:
Which two statements are true? (Choose two.)
- A. If Oracle Managed Files (OMF) is used, then the file is renamed but moved to DB_CREATE_FILE_DEST.
- B. DML may be performed on tables with one or more extents in this data file during the execution of this command.
- C. The tablespace containing SALES1.DBF must be altered READ ONLY before executing the command.
- D. The tablespace containing SALES1.DBF must be altered OFFLINE before executing the command.
- E. The file is renamed and stored in the same location
Answer: B,C
NEW QUESTION # 75
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. CONCAT : can be used to combine any number of values
- D. CEIL : can be used for positive and negative numbers
- E. TRUNC : can be used with NUMBERand DATEvalues
Answer: B,E
Explanation:
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 # 76
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(ADD_MONTHS(hire_date, 6), 1) FROM employees;
- B. SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 'MONDAY') FROM employees;
- C. SELECT emp_id, ADD_MONTHS(hire_date, 6), NEXT_DAY('MONDAY') FROM employees;
- D. SELECT emp_id, NEXT_DAY(MONTHS_BETWEEN(hire_date, SYSDATE), 6) FROM employees;
Answer: B
NEW QUESTION # 77
You want to use table compression suitable for OLTP that will:
* Compress rows for all DML statements on that table
* Minimize the overheads associated with compression
Which compression option is best suited for this?
- A. COLUMN STORE COMPRESS FOR ARCHIVE LOW
- B. ROW STORE COMPRESS BASIC
- C. COLUMN STORE COMPRESS FOR QUERY LOW
- D. COLUMN STORE COMPRESS FOR ARCHIVE HIGH
- E. ROW STORE COMPRESS ADVANCED
Answer: E
NEW QUESTION # 78
Which three statements are true about views in an Oracle database? (Choose three.)
- A. Inserting one or more rows using a view whose defining query contains a GROUP BY clause will cause an error
- B. Views can be updated without the need to re-grant privileges on the view
- C. Data Manipulation Language (DML) can always be used on views
- D. The WITH CHECK clause prevents certain rows from being displayed when querying the view
- E. Tables in the defining query of a view must always exist in order to create the view
- F. Deleting one or more rows using a view whose defining query contains a GROUP BY clause will cause an error
- G. The WITH CHECK clause prevents certain rows from being updated or inserted
Answer: A,B,F
NEW QUESTION # 79
Which three statements are true about Oracle synonyms? (Choose three.)
- A. A SEQUENCE can have a synonym
- B. Any user can drop a PUBLIC synonym
- C. A synonym can be available to all users
- D. A synonym cannot be created for a PL/SQL package
- E. A synonym created by one user can refer to an object belonging to another user
Answer: A,C,E
NEW QUESTION # 80
Which two statements are true about the WHERE and HAVING clauses in a SELECT statement?
(Choose two.)
- A. The HAVING clause can be used with aggregating functions in subqueries
- B. The WHERE clause can be used to exclude rows after dividing them into groups
- C. WHERE and HAVING clauses can be used in the same statement only if applied to different table columns
- D. The WHERE clause can be used to exclude rows before dividing them into groups
- E. Aggregating functions and columns used in HAVING clauses must be specified in the SELECT list of a query
Answer: A,D
NEW QUESTION # 81
An Oracle database session has an uncommitted transaction in progress which updated 5000 rows in a table.
Which three situations does the transaction complete thereby committing the updates?
- A. when a CREATE INDEX statement is executed successfully in the same session
- B. when the session logs out successfully
- C. when a CREATE TABLE AS SELECT statement is executed unsuccessfully in the same session
- D. when a DBA issues a successful SHUTDOWN IMMEDIATE statement and the user then issues a COMMIT
- E. when a COMMIT statement is issued by the same user from another session in the same database instance
- F. when a DBA issues a successful SHUTDOWN TRANSACTIONAL statement and the user then issues a COMMIT
Answer: A,B,F
NEW QUESTION # 82
The orders table has a column ORDER_DATE of data type date.
The default display format for a date Is DD-MON-RR.
Which two where conditions demonstrate the correct usage of conversion functions?
- A. WHERE TO_CHAR(order_date, 'MON DD YYYY') = 'JAN 20 2019'
- B. WHERE order_date > TO_DATE<ADD_MONTHS(SYSDATE, c) , 'MON DD YYYY')
- C. WHERE order date > TO DATE('JUL 10 2018', *MON DD YYYY')
- D. WHERE order_date IN (TO_DATE ('Oct 21 2018', 'Mon DD YYYY'), TC_CHAR('Nov 21 2018', 'Mon DD YYYY'))
- E. WHERE order_date > TO_CHAR(ADD_MONTHS(SYSDATE, 6), 'MON DD YYYY')
Answer: A,C
NEW QUESTION # 83
You execute this query:
SELECT TO_CHAR(NEXT_DAY(LAST_DAY(SYSDATE), `MON'), `dd "Monday for"
fmMonth rrrr')
What is the result?
- A. It generates an error
- B. It executes successfully but does not return any result
- C. It returns the date for the first Monday of the next month
- D. It returns the date for the last Monday of the current month
Answer: C
NEW QUESTION # 84
Which is the default column or columns for sorting output from compound queries using SET operators such as intersect In a SQL statement?
- A. the first number column in the first select of the compound query
- B. the first column in the first select of the compound query
- C. the first number or varchar2 column in the last select of the compound query
- D. the first column in the last select of the compound query
- E. the first varchab2 column in the first select of the compound query
Answer: B
NEW QUESTION # 85
Which two statements are true about the DUAL table? (Choose two.)
- A. It can display multiple rows and columns
- B. It can be accessed by any user who has the SELECT privilege in any schema
- C. It can be used to display only constants or pseudo columns
- D. It can be accessed only by the SYS user
- E. It can display multiple rows but only a single column
- F. It consists of a single row and single column of VARCHAR2 data type
Answer: A,F
Explanation:
Reference:
https://en.wikipedia.org/wiki/DUAL_table
NEW QUESTION # 86
Which three activities are recorded in the database alert log? (Choose three.)
- A. deadlock errors
- B. session logins and logouts
- C. Data Definition Language (DDL) statements
- D. block corruption errors
- E. non-default database parameters
Answer: A,D,E
Explanation:
https://docs.oracle.com/cd/B28359_01/server.111/b28310/monitoring001.htm#ADMIN11247
NEW QUESTION # 87
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