2013年9月25日星期三

Oracle certification 1Z0-050 best exam questions and answers

1Z0-050 exam is a new turning point in the IT industry. Get this examination certification, you will become the IT industry's professional high-end person. With the spread and progress of information technology, you will see hundreds of online resources which provide Oracle 1Z0-050 questions and answers. While ITCertKing ahead. The reason people choose ITCertKing Oracle 1Z0-050 exam training materials is that it can really bring benefits to them, and to help you come true your dreams as soon as possible!

The curtain of life stage may be opened at any time, the key is that you are willing to show, or choose to avoid. Most of People who can seize the opportunityin front of them are successful. So you have to seize this opportunity of ITCertKing. Only with it can you show your skills. ITCertKing Oracle 1Z0-050 exam training materials is the most effective way to pass the certification exam. With this certification, you will achieve your dreams, and become successful.

ITCertKing is the only one able to provide you the best and fastest updating information about Oracle certification 1Z0-050 exam. Other websites may also provide information about Oracle certification 1Z0-050 exam, but if you compare with each other, you will find that ITCertKing provide the most comprehensive and highest quality information. And most of the information of other websites comes mainly from ITCertKing.

If you have decided to participate in the Oracle 1Z0-050 exam, ITCertKing is here. We can help you achieve your goals. We know that you need to pass your Oracle 1Z0-050 exam, we promise that provide high quality exam materials for you, Which can help you through Oracle 1Z0-050 exam.

Exam Code: 1Z0-050
Exam Name: Oracle (Oracle Database 11g: New Features for Administrators)
One year free update, No help, Full refund!
Total Q&A: 183 Questions and Answers
Last Update: 2013-09-25

Now Oracle 1Z0-050 is a hot certification exam in the IT industry, and a lot of IT professionals all want to get Oracle 1Z0-050 certification. So Oracle certification 1Z0-050 exam is also a very popular IT certification exam. Oracle 1Z0-050 certificate is very helpful to your work in the IT industry, which can help promote your position and salary a lot and let your life have more security.

1Z0-050 Free Demo Download: http://www.itcertking.com/1Z0-050_exam.html

NO.1 You are managing the APPPROD database as a DBA. You plan to duplicate this database in the
same system with the name DUPDB. You issued the following RMAN commands to create a
duplicate database: RMAN> CONNECT target sys/sys@APPPROD RMAN> DUPLICATE TARGET
DATABASE TO dupdb FROM ACTIVE DATABASE DB_FILE_NAME_CONVERT
'/oracle/oradata/prod/', '/scratch/oracle/oradata/dupdb/' SPILE PARAMETER_VALUE_CONVERT
'/oracle/oradata/prod/', '/scratch/oracle/oradata/dupdb/' SET SGA_MAX_SIZE = '300M' SET
SGA_TARGET = '250M' SET LOG_FILE_NAME_CONVERT '/oracle/oradata/prod/redo/',
'/scratch/oracle/oradata/dupdb/redo/'; Which three are the prerequisites for the successful
execution of the above command? (Choose three.)
A.The source database should be open.
B.The target database should be in ARCHIVELOG mode if it is open.
C.RMAN should be connected to both the instances as SYSDBA.
D.The target database backups should be copied to the source database backup directories.
E.The password file must exist for the source database and have the same SYS user password as the
target.
Correct:B C E

Oracle   1Z0-050   1Z0-050

NO.2 Which steps are mandatory to enable Direct NFS? 1. Mount all required file systems using the
kernel NFS driver. 2. Create an oranfstab file containing the attributes for each NFS server to be
accessed using Direct NFS. 3. Replace the ODM library libodm11.so_stub with libodm11.so.
A.2 and 3
B.1 and 3
C.1 and 2
D.1, 2 and 3
Correct:B

Oracle   1Z0-050   1Z0-050

NO.3 Which two are the prerequisites to enable Flashback Data Archive? (Choose two.)
A.Undo retention guarantee must be enabled.
B.Database must be running in archivelog mode.
C.Automatic undo management must be enabled.
D.The tablespace on which the Flashback Data Archive is created must be managed with Automatic
Segment Space Management (ASSM).
Correct:C D

Oracle   1Z0-050   1Z0-050

NO.4 Which two statements about workload capture and replay operations are true? (Choose two.)
A.The clients must be created manually on the test machines to perform more realistic testing.
B.Restart the database in RESTRICTED mode before beginning workload replay to enable a clean state
for workload replay.
C.Restart the database in RESTRICTED mode before beginning workload capture to enable a clean state
for capturing the workload.
D.The application state of the capture system must be identical to the application state of the replay
system when the workload replay begins.
Correct:C D

Oracle   1Z0-050   1Z0-050

NO.5 Which statements are true regarding the concept of problems and incidents in the fault
diagnosability infrastructure for Oracle Database 11g? (Choose all that apply.)
A.The problem key is the same as the incident number.
B.Every problem has a problem key, which is a text string that describes the problem.
C.The database makes an entry into the alert log file when problems and incidents occur.
D.The database sends an incident alert to the Oracle Enterprise Manager Database Home page.
E.Only the incident metadata and dumps are stored in the Automatic Diagnostic Repository (ADR).
Correct:B C D

Oracle   1Z0-050   1Z0-050

NO.6 Which three statements about performance analysis by SQL Performance Analyzer are true?
(Choose three.)
A.It detects changes in SQL execution plans.
B.It produces results that can be used to create the SQL plan baseline.
C.The importance of SQL statements is based on the size of the objects accessed.
D.It generates recommendations to run SQL Tuning Advisor to tune regressed SQLs.
E.It shows only the overall impact on workload and not the net SQL impact on workload.
Correct:A B D

Oracle   1Z0-050   1Z0-050

NO.7 You are managing an Oracle Database 11g database. You want to take a backup on tape drives
of the USERS tablespace that has a single data file of 900 MB. You have tape drives of 300 MB
each. To accomplish the backup, you issued the following RMAN command: RMAN>BACKUP
SECTION SIZE 300M TABLESPACE users; What configuration should be effected to accomplish
faster and optimized backups by using the above command?
A.The SBT channel must be configured, with the MAXPIECESIZE set to 300 MB.
B.The SBT channel must be configured, with the parallelism setting for the SBT device set to 3.
C.The COMPATIBLE initialization parameter for the database instance must be set to at least 10.0.
D.The SBT channel must be configured, with the default parallelism setting for the SBT device set to 1.
Correct:B

Oracle   1Z0-050   1Z0-050

NO.8 When executing a SQL workload, you choose to generate execution plans only, without
collecting execution statistics. Which two statements describe the implications of this? (Choose
two.)
A.It produces less accurate results of the comparison analysis.
B.It automatically calls the SQL Tuning Advisor for recommendations.
C.It shortens the time of execution and reduces the impact on system resources.
D.Only the changes in the execution plan, and not performance regression, are detected.
Correct:A C

Oracle   1Z0-050   1Z0-050

NO.9 Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.
(Choose two.)
A.Cursor cache
B.Stored outline
C.SQL Tuning Set
D.Automatic Workload Repository (AWR) snapshots
Correct:A C

Oracle   1Z0-050   1Z0-050

NO.10 Which statement describes the effect of table redefinition on the triggers attached to the table?
A.All triggers on the table remain valid.
B.All triggers on the table are invalidated and are automatically revalidated with the next DML execution
on the table.
C.All triggers on the table are invalidated and must be manually recompiled before the next DML
execution on the table.
D.Only triggers that are affected by the changes to the structure of the table are invalidated and
automatically revalidated with the next DML execution on the table.
Correct:B

Oracle   1Z0-050   1Z0-050

NO.11 USER_DATA is a nonencrypted tablespace that contains a set of tables with data. You want to
convert all existing data in the USER_DATA tablespace and the new data into the encrypted format.
Which methods would you use to achieve this? (Choose all that apply.)
A.Use Data Pump to transfer the existing data to a new encrypted tablespace.
B.Use ALTER TABLE..MOVE to transfer the existing data to a new encrypted tablespace.
C.Use CREATE TABLE AS SELECT to transfer the existing data to a new encrypted tablespace.
D.Enable row movement for each table to be encrypted and then use ALTER TABLESPACE to encrypt
the tablespace.
E.Encrypt the USER_DATA tablespace using the ALTER TABLESPACE statement so that all the data in
the tablespace is automatically encrypted.
Correct:A B C

Oracle   1Z0-050   1Z0-050

NO.12 You want to take the backup of the USERS tablespace. It has a single data file of 900 MB.. You
have tape drives of 300 MB each. The SBT channel is configured for the RMAN. To accomplish the
backup, you issued the following RMAN command: RMAN> BACKUP SECTION SIZE 300M
TABLESPACE users; Which two statements are true regarding the execution of the above
command? (Choose two.)
A.The backup piece size will be limited to 300 MB.
B.The operation is accomplished using the default channel available.
C.The RMAN parallelizes the backup although the parallelism is not set for a channel.
D.Three channels for the tape drive must be configured by setting the parallelism to three.
Correct:A B

Oracle   1Z0-050   1Z0-050

NO.13 Which tasks can be accomplished using the Enterprise Manager Support Workbench in Oracle
Database 11g? (Choose all that apply.)
A.Generate reports on data failure such as data file failures.
B.You can package and upload diagnostic data to Oracle Support.
C.You can track the Service Request (SR) and implement repairs.
D.You can manually run health checks to gather diagnostic data for a problem.
Correct:B C D

Oracle   1Z0-050   1Z0-050

NO.14 Which statement is true regarding the VALIDATE DATABASE command?
A.It checks the database for intrablock corruptions only.
B.It checks for block corruption in the valid backups of the database.
C.It checks the database for both intrablock and interblock corruptions.
D.It checks for only those corrupted blocks that are associated with data files.
Correct:A

Oracle   1Z0-050   1Z0-050

NO.15 View the Exhibit to examine the parameter values. You are planning to set the value for the
MEMORY_TARGET parameter of your database instance. What value would you assign?
A.90 MB
B.272 MB
C.362 MB
D.1440 MB
Correct:C

Oracle   1Z0-050   1Z0-050

NO.16 You are managing an Oracle Database 11g database with the ASM storage. The database is
having big file tablespaces. You want files to open faster and less memory to be used in the
shared pool to manage the extent maps. What configuration would you effect to achieve your
objective? (Choose all that apply.)
A.Set the ASM compatibility attribute for the ASM disk group to 11.1.0.
B.Set the RDBMS compatibility attribute for the ASM disk group to 11.1.0.
C.Set the COMPATIBLE initialization parameter for the ASM instance to 11.1.0.
D.Set the COMPATIBLE initialization parameter for the database instance to 11.1.0.
Correct:A D

Oracle   1Z0-050   1Z0-050

NO.17 Evaluate the following block of code: BEGIN DBMS_NETWORK_ACL_ADMIN.CREATE_ACL ( acl
=> 'mycompany-com-permissions.xml', principal => 'ACCT_MGR', is_grant => TRUE, privilege =>
'connect'); DBMS_NETWORK_ACL_ADMIN.ASSIGN_ACL ( acl =>
'mycompany-com-permissions.xml', host => '*.mycompany.com'); END; What is the outcome of
the above code?
A.It produces an error because a fully qualified host name needs to be specified.
B.It produces an error because the range of ports associated with the hosts has not been specified.
C.It creates an access control list (ACL) with the user ACCT_MGR who gets the CONNECT and
RESOLVE privileges.
D.It creates an access control list (ACL) with the user ACCT_MGR who gets the CONNECT privilege but
not the RESOLVE privilege.
Correct:C

Oracle   1Z0-050   1Z0-050

NO.18 You installed Oracle Database 11g and are performing a manual upgrade of the Oracle9i
database. As a part of the upgrade process, you execute the following script: SQL>@utlu111i.sql
Which statement about the execution of this script is true?
A.It must be executed from the Oracle Database 11g environment.
B.It must be executed only after the SYSAUX tablespace has been created.
C.It must be executed from the environment of the database that is being upgraded.
D.It must be executed only after AUTOEXTEND is set to ON for all existing tablespaces.
E.It must be executed from both the Oracle Database 11g and Oracle Database 9i environments.
Correct:C

Oracle   1Z0-050   1Z0-050

NO.19 View the Exhibit. Examine the following command that is executed for the TRANSPORT table in
the SH schema: SQL> SELECT DBMS_STATS.CREATE_EXTENDED_STATS('sh', 'customers_obe',
'(country_id, cust_state_province)') FROM dual; Which statement describes the significance of
this command?
A.It collects statistics into the pending area in the data dictionary.
B.It creates a virtual hidden column in the CUSTOMERS_OBE table.
C.It collects statistics with AUTO_SAMPLE_SIZE for ESTIMATE_PERCENT.
D.It creates a histogram to hold skewed information about the data in the columns.
Correct:B

Oracle   1Z0-050   1Z0-050

NO.20 View the Exhibit exhibit1 to examine the series of SQL commands. View the Exhibit exhibit2 to
examine the plans available in the SQL plan baseline. The baseline in the first row of the Exhibit is
created when OPTIMIZER_MODE was set to FIRST_ROWS. Which statement is true if the SQL
query in exhibit1 is executed again when the value of OPTIMIZER_MODE is set to FIRST_ROWS?
A.The optimizer uses a new plan because none of the plans in the exhibit2 are fixed plans.
B.The optimizer uses the plan in the second row of the exhibit2 because it is an accepted plan.
C.The optimizer uses the plan in the first row of the exhibit2 because it is the latest generated plan.
D.The optimizer uses the plan in the first row of the exhibit2 because OPTIMIZER_MODE was set to
FIRST_ROW during its creation.
Correct:B

Oracle   1Z0-050   1Z0-050

ITCertKing offer the latest LOT-405 exam material and high-quality 70-467 pdf questions & answers. Our 70-342 VCE testing engine and HP0-J66 study guide can help you pass the real exam. High-quality JN0-730 dumps training materials can 100% guarantee you pass the exam faster and easier. Pass the exam to obtain certification is so simple.

Article Link: http://www.itcertking.com/1Z0-050_exam.html

没有评论:

发表评论