All Obstacles During 1Z0-082 Exam Preparation with 1Z0-082 Real Test Questions
Fully Updated Free Actual Oracle 1Z0-082 Exam Questions
Oracle 1Z0-082 exam is a valuable certification for professionals seeking to advance their careers as Oracle Database Administrators. It tests your abilities to manage Oracle Database 19c and validates your skills and knowledge in this area. To pass the exam, you need to have a strong understanding of Oracle Database Administration concepts and practices and use the official study materials provided by Oracle. Passing the exam can help you increase your career prospects and earn a higher salary.
NEW QUESTION # 21
In one of your databases, the user HR has the password HRMGR. You want to connect to a database instance whose listener listens on port 1531 by using this statement:
CONNECT HR/HRMGR@orcl
No name server is used.
Which statement is true about ORCL?
- A. It must be the name of the server running the database to whose instance HR wishes to connect
- B. It must be the value of the SERVICE_NAMES parameter on the client side
- C. It must be the name of the database to whose instance HR wishes to connect
- D. It must resolve to a valid connect descriptor in the client's tnsnames.ora file
- E. It must resolve to a valid connect descriptor in the server's tnsnames.ora file
Answer: A
NEW QUESTION # 22
Which two are true about shrinking a segment online? (Choose two.)
- A. It is not possible to shrink either indexes or Index Organized Tables (IOTs)
- B. To shrink a table it must have a PRIMARY KEY constraint
- C. To shrink a table it must have row movement enabled
- D. To shrink a table it must have a UNIQUE KEY constraint
- E. It must be in a tablespace that uses Automatic Segment Space Management (ASSM)
- F. It always eliminates all migrated rows if any exist in the table
Answer: B,C
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_3001.htm
NEW QUESTION # 23
In one of your databases, you create a user, HR, and then execute this command:
GRANT CREATE SESSION TO hr WITH ADMIN OPTION;
Which three actions can HR perform? (Choose three.)
- A. Revoke the CREATE SESSION privilege from other users
- B. Grant the CREATE SESSION privilege with ADMIN OPTION to other users
- C. Execute DML statements in the HR schema
- D. Revoke the CREATE SESSION privilege from user HR
- E. Execute DDL statements in the HR schema
- F. Log in to the database instance
Answer: A,B,E
Explanation:
https://docs.oracle.com/cd/B28359_01/network.111/b28531/authorization.htm#DBSEG224
NEW QUESTION # 24
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 must be bigger than the largest SMALLFILE tablespace
- C. It will be a dictionary-managed tablespace by default
- D. It will always have a 32K blocksize
- E. AUTOEXTEND is possible for the datafile
Answer: B,E
NEW QUESTION # 25
Which two statements are true about Enterprise Manager Database Express? (Choose two.)
- A. It is available only when the database is open
- B. The same port number can be used for Database Express configurations for databases on different hosts
- C. The same port number can be used for multiple Database Express configurations for multiple databases on the same host
- D. It can be used to switch a database into ARCHIVELOGMODE
- E. It can be used to perform database recovery
Answer: C,D
NEW QUESTION # 26
Which two statements are true about trace files produced by the Oracle Database server? (Choose two.)
- A. Trace files are written to the Fast Recovery Area (FRA)
- B. Trace file names are based on the database name concatenated with a sequential number
- C. They can be written by background processes
- D. All trace files contain error information that require contacting Oracle Support
- E. They can be written by server processes
Answer: C,E
Explanation:
Explanation/Reference: https://gerardnico.com/db/oracle/trace_file
NEW QUESTION # 27
Table EMPLOYEES contains columns including EMPLOYEE_ID, JOB_ID and SALARY.
Only the EMPLOYEE_ID column is indexed.
Rows exist for employees 100 and 200.
Examine this statement:
Which two statements are true? (Choose two.)
- A. Employee 100 will have JOB_ID set to the same value as the JOB_ID of employee 200
- B. Employee 200 will have SALARY set to the same value as the SALARY of employee 100
- C. Employees 100 and 200 will have the same JOB_ID as before the update command
- D. Employee 200 will have JOB_ID set to the same value as the JOB_ID of employee 100
- E. Employees 100 and 200 will have the same SALARY as before the update command
- F. Employee 100 will have SALARY set to the same value as the SALARY of employee 200
Answer: D,F
NEW QUESTION # 28
Which two statements are true about the DUAL table? (Choose two.)
- A. It can display multiple rows but only a single column
- B. It can be used to display only constants or pseudo columns
- C. It consists of a single row and single column of VARCHAR2 data type
- D. It can be accessed only by the SYS user
- E. It can display multiple rows and columns
- F. It can be accessed by any user who has the SELECT privilege in any schema
Answer: C,E
Explanation:
Reference:
https://en.wikipedia.org/wiki/DUAL_table
NEW QUESTION # 29
Which two can you use to recover a dropped table? (Choose two.)
- A. FLASHBACK QUERY
- B. FLASHBACK DROP
- C. FLASHBACK TABLE TO SCN
- D. FLASHBACK DATABASE
- E. FLASHBACK TRANSACTION
Answer: B,C
NEW QUESTION # 30
Which two statements are true about segment types in an Oracle Database?
- A. Temporary segments are only stored in a temporary tablespace.
- B. Table segments always have two or more extents.
- C. Undo segments are only stored in an undo tablespace.
- D. Cluster segments may contain data from multiple tables.
- E. Index segments always have two or more extents.
Answer: A
NEW QUESTION # 31
Which two statements are true about the results of using the INTERSECT operator in compound queries? (Choose two.)
- A. Column names in each SELECT in the compound query can be different
- B. Reversing the order of the intersected tables can sometimes affect the output
- C. INTERSECT returns rows common to both sides of the compound query
- D. INTERSECT ignores NULLs
- E. The number of columns in each SELECT in the compound query can be different
Answer: A,C
Explanation:
https://www.oracletutorial.com/oracle-basics/oracle-intersect/
NEW QUESTION # 32
Which two statements are true about the SET VERIFY ON command? (Choose two.)
- A. It can be used in SQL Developer and SQL*Plus
- B. It can be used only in SQL*Plus
- C. It displays values for variables prefixed with &&
- D. It displays values for variables created by the DEFINE command
- E. It displays values for variables used only in the WHERE clause of a query
Answer: B,D
NEW QUESTION # 33
Which two statements are true about the rules of precedence for operators? (Choose two.)
- A. The + binary operator has the highest precedence in an expression in a SQL statement
- B. Arithmetic operators with equal precedence are evaluated from left to right within an expression
- C. Multiple parentheses can be used to override the default precedence of operators in an expression
- D. NULLS influence the precedence of operators in an expression
- E. The concatenation operator | | is always evaluated before addition and subtraction in an expression
Answer: A,C
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/operators001.htm
NEW QUESTION # 34
Examine the description of the EMPLOYEES table:
Which query is valid?
- A. SELECT dept_id, join_date, SUM(salary) FROM employees GROUP BY dept_id, join_date;
- B. SELECT dept_id, join_date, SUM(salary) FROM employees GROUP BY dept_id;
- C. SELECT dept_id, AVG(MAX(salary)) FROM employees GROUP BY dept_id;
- D. SELECT dept_id, MAX(AVG(salary)) FROM employees GROUP BY dept_id;
Answer: A
NEW QUESTION # 35
Which three object types support deferred segment creation? (Choose three.)
- A. heap organized tables
- B. partitioned tables
- C. temporary tables
- D. external tables
- E. clustered tables
- F. index organized tables
Answer: A,B,F
NEW QUESTION # 36
Which three Oracle database space management features will work with both Dictionary and Locally managed tablespaces? (Choose three.)
- A. Capacity planning growth reports based on historical data in the Automatic Workload Repository (AWR)
- B. Automatic data file extension (AUTOEXTEND)
- C. Online index segment shrink
- D. Oracle Managed Files (OMF)
- E. Online table segment shrink
Answer: A,B,D
NEW QUESTION # 37
Which three statements are true about external tables in Oracle 18c and later releases? (Choose three.)
- A. The ORACLE_DATAPUMP access driver can be used to unload data from a database into an external table
- B. External table files can be used for other external tables in a different database
- C. The ORACLE_DATAPUMP access driver can be used to load data into a database from an external table
- D. They support UPDATEs but not INSERTs and DELETEs
- E. The ORACLE_LOADER access driver can be used to unload data from a database into an external table
- F. They cannot be partitioned
Answer: B,D,E
NEW QUESTION # 38
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 a quota on the SALES_Q1 tablespace to hold the initial extends of all tables they plan to create in their schema
- B. The sales user must have been granted the CREATE SESSION privilege
- C. The sales user must have a quota on the TEMP tablespace
- D. The sales user must have their quota on the users tablespace removed
- E. The sales user must have been granted the CREATE TABLE privilege
- 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,D,E
NEW QUESTION # 39
Which three failures require intervention for recovery? (Choose three.)
- A. media failure
- B. statement failure
- C. network interface card (NIC) failure
- D. a user error such as dropping the wrong table
- E. user process failure
Answer: A,D,E
NEW QUESTION # 40
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_category, promo_cost FROM promotions ORDER BY 1;
- B. SELECT DISTINCT promo_cost || ' in ` || DISTINCT promo_category 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 by 1;
- E. SELECT DISTINCT promo_category || ` has ` || promo_cost AS COSTS FROM promotions ORDER BY 1;
Answer: A,C
NEW QUESTION # 41
You have been tasked to create a table for a banking application.
One of the columns must meet three requirements:
Be stored in a format supporting date arithmetic without using conversion functions Store a loan period of up to 10 years Be used for calculating interest for the number of days the loan remains unpaid Which data type should you use?
- A. TIMESTAMP WITH LOCAL TIMEZONE
- B. INTERVAL YEAR TO MONTH
- C. TIMESTAMP
- D. INTERVAL DAY TO SECOND
- E. TIMESTAMP WITH TIMEZONE
Answer: D
NEW QUESTION # 42
A user complains about poor database performance. You suspect that the user's session is waiting for an event to complete.
You want to verify this.
Which two views may reveal for what the user's session is currently waiting? (Choose two.)
- A. V$SESSION
- B. V$SESSION_WAIT_CLASS
- C. V$SESSION_EVENT
- D. V$SYSTEM_EVENT
- E. V$SESSION_WAIT
Answer: C,E
NEW QUESTION # 43
What two are benefits of Data Pump? (Choose two.)
- A. It can restart failed export jobs.
- 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 execute in parallel.
Answer: A,E
NEW QUESTION # 44
In one of your databases, you create a user, HR, and then execute this command:
GRANT CREATE SESSION TO hr WITH ADMIN OPTION;
Which three actions can HR perform? (Choose three.)
- A. Revoke the CREATE SESSION privilege from other users
- B. Log in to the database instance
- C. Grant the CREATE SESSION privilege with ADMIN OPTION to other users
- D. Execute DDL statements in the HR schema
- E. Execute DML statements in the HR schema
- F. Revoke the CREATE SESSION privilege from user HR
Answer: A,B,C
Explanation:
Reference:
https://docs.oracle.com/cd/B28359_01/network.111/b28531/authorization.htm#DBSEG224
NEW QUESTION # 45
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Oracle Database Administration I Certification Exam, also known as the Oracle 1Z1-082, is a professional certification designed for database administrators, data analysts, database developers, and other IT professionals seeking to demonstrate their expertise in Oracle database administration. Oracle Database Administration I certification exam is the first step in becoming an Oracle Database Administrator and covers fundamental concepts needed to efficiently manage an Oracle database. Oracle 1Z1-082 Certification Exam is a highly respected qualification for anyone aspiring to work in the field of Oracle database administration.
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