Download Oracle Database Administration I.1z0-082.NewDumps.2020-12-29.97q.vcex

Vendor: Oracle
Exam Code: 1z0-082
Exam Name: Oracle Database Administration I
Date: Dec 29, 2020
File Size: 331 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: AC
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
Explanation:
Question 3
Which three statements are true about advanced connection options supported by Oracle Net for connection to Oracle Database instances? (Choose three.)
  1. Connect Time Failover requires the use of Transparent Application Failover (TAF)
  2. Source Routing requires the use of a name server
  3. Source Routing enables the use of Connection Manager (CMAN) which enables network traffic to be routed through a firewall
  4. Load Balancing can balance the number of connections to dispatchers when using a Shared Server configuration
  5. Load Balancing requires the use of a name server
  6. Connect Time Failover requires the connect string to have two or more listener addresses configured
Correct answer: CDF
Explanation:
Reference: https://docs.oracle.com/cd/E11882_01/network.112/e41945/advcfg.htm#NETAG013
Reference: https://docs.oracle.com/cd/E11882_01/network.112/e41945/advcfg.htm#NETAG013
Question 4
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.)
  1. CURRENT_TIMESTAMP returns the same date and time as SYSDATE with additional details of fractional seconds
  2. SYSDATE can be queried only from the DUAL table
  3. CURRENT_DATE returns the current date and time as per the session time zone
  4. SYSDATE can be used in expressions only if the default date format is DD-MON-RR
  5. SYSDATE and CURRENT_DATE return the current date and time set for the operating system of the database server
  6. CURRENT_TIMESTAMP returns the same date as CURRENT_DATE
Correct answer: CF
Question 5
A database is configured to use automatic undo management with temporary undo enabled. 
An UPDATE is executed on a temporary table. 
Where is the UNDO stored?
  1. in the undo tablespace
  2. in the SYSAUX tablespace
  3. in the SGA
  4. in the PGA
  5. in the temporary tablespace
Correct answer: E
Explanation:
Reference: https://docs.oracle.com/database/121/ADMIN/undo.htm#ADMIN11478 (16.7)
Reference: https://docs.oracle.com/database/121/ADMIN/undo.htm#ADMIN11478 (16.7)
Question 6
You have been tasked to create a table for a banking application. 
One of the columns must meet three requirements:
  1. Be stored in a format supporting date arithmetic without using conversion functions 
  2. Store a loan period of up to 10 years 
  3. Be used for calculating interest for the number of days the loan remains unpaid 
Which data type should you use?
  1. INTERVAL YEAR TO MONTH
  2. INTERVAL DAY TO SECOND 
  3. TIMESTAMP WITH LOCAL TIMEZONE
  4. TIMESTAMP
  5. TIMESTAMP WITH TIMEZONE
Correct answer: B
Question 7
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: B
Explanation:
Reference: https://docs.oracle.com/database/121/NETAG/listenercfg.htm#NETAG292
Reference: https://docs.oracle.com/database/121/NETAG/listenercfg.htm#NETAG292
Question 8
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: BCF
Question 9
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 10
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: ACF
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