Download Oracle Database Administration I.1z0-082.SelfTestEngine.2020-02-27.54q.vcex

Vendor: Oracle
Exam Code: 1z0-082
Exam Name: Oracle Database Administration I
Date: Feb 27, 2020
File Size: 733 KB
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Demo Questions

Question 1
You execute this command:
  
Sufficient storage is available in filesystem /u01. 
Which two statements are true about the BIG_TBS tablespace? (Choose two.)
  1. AUTOEXTEND is possible for the datafile
  2. It must be bigger than the largest SMALLFILE tablespace
  3. Additional data files may not be added
  4. It will be a dictionary-managed tablespace by default
  5. It will always have a 32K blocksize
Correct answer: AB
Question 2
Which statement is true about the INTERSECT operator used in compound queries?
  1. Multiple INTERSECT operators are not possible in the same SQL statement
  2. It processes NULLs in the selected columns
  3. INTERSECT is of lower precedence than UNION or UNION ALL
  4. It ignores NULLs
Correct answer: B
Question 3
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?
  1. Dynamic service registration cannot be used for this database instance
  2. The LREG process registers services dynamically with the LISTENER_1 listener
  3. LISTENER_1 must also be defined in the LISTENER.ORA file to enable dynamic service registration
  4. There are two listeners named LISTENER and LISTENER_1 running simultaneously using port 1521 on the same host as the database instances
  5. The definition for LISTENER_1 requires a CONNECT_DATA section to enable dynamic service registration
Correct answer: C
Explanation:
Reference: https://docs.oracle.com/database/121/NETAG/listenercfg.htm#NETAG292
Reference: https://docs.oracle.com/database/121/NETAG/listenercfg.htm#NETAG292
Question 4
Which three statements are true concerning logical and physical database structures? (Choose three.)
  1. All tablespaces may have one or more data files
  2. The extents of a segment must always reside in the same datafile
  3. A smallfile tablespace might be bigger than a bigfile tablespace
  4. A segment can span multiple data files in some tablespaces
  5. A segment’s blocks can be of different sizes
  6. A segment might have only one extent
  7. Segments can span multiple tablespaces
Correct answer: CFG
Question 5
Which two statements are true regarding a SAVEPOINT? (Choose two.)
  1. Rolling back to a SAVEPOINT can undo a CREATE INDEX statement
  2. Rolling back to a SAVEPOINT can undo a TRUNCATE statement
  3. Only one SAVEPOINT may be issued in a transaction
  4. A SAVEPOINT does not issue a COMMIT
  5. Rolling back to a SAVEPOINT can undo a DELETE statement
Correct answer: DE
Question 6
Which three functions are performed by dispatchers in a shared server configuration? (Choose three.)
  1. writing inbound request to the common request queue from all shared server connections
  2. checking for outbound shared server responses on the common outbound response queue
  3. receiving inbound requests from processes using shared server connections
  4. sending each connection input request to the appropriate shared server input queue
  5. broadcasting shared server session responses back to requesters on all connections
  6. sending shared server session responses back to requesters on the appropriate connection
Correct answer: ACD
Question 7
Which two statements are true about the SET VERIFY ON command? (Choose two.)
  1. It can be used only in SQL*Plus
  2. It displays values for variables used only in the WHERE clause of a query
  3. It can be used in SQL Developer and SQL*Plus
  4. It displays values for variables created by the DEFINE command
  5. It displays values for variables prefixed with &&
Correct answer: AD
Question 8
Which three statements are true about a self join? (Choose three.)
  1. The ON clause must be used
  2. The query must use two different aliases for the table
  3. It must be an equijoin
  4. It must be an inner join
  5. The ON clause can be used
  6. It can be an outer join
Correct answer: BDE
Question 9
Examine the description of the CUSTOMERS table:
  
You want to display details of all customers who reside in cities starting with the letter D followed by at least two characters. 
Which query can be used?
  1. SELECT * FROM customers WHERE city LIKE ‘D_%’;
  2. SELECT * FROM customers WHERE city = ‘%D_’;
  3. SELECT * FROM customers WHERE city LIKE ‘D_’;
  4. SELECT * FROM customers WHERE city = ‘D_%’;
Correct answer: A
Question 10
Examine this command:
  
Which two statements are true? (Choose two.)
  1. DML may be performed on tables with one or more extents in this data file during the execution of this command.
  2. The tablespace containing SALES1.DBF must be altered READ ONLY before executing the command.
  3. The tablespace containing SALES1.DBF must be altered OFFLINE before executing the command.
  4. If Oracle Managed Files (OMF) is used, then the file is renamed but moved to DB_CREATE_FILE_DEST.
  5. The file is renamed and stored in the same location
Correct answer: AB
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