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2014年4月28日星期一

Pass4Test offre une formation sur Oracle 1Z0-035 1Z0-046 1Z0-043 1Z0-040 1Z0-042 1Z0-051 matériaux examen

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Code d'Examen: 1Z0-035
Nom d'Examen: Oracle (Oracle9i dba new features for Oracle7.3 and Oracle9 ocps)
Questions et réponses: 168 Q&As

Code d'Examen: 1Z0-046
Nom d'Examen: Oracle (Oracle Database 10g: Managing Oracle on Linux for DBAs)
Questions et réponses: 120 Q&As

Code d'Examen: 1Z0-043
Nom d'Examen: Oracle (Oracle database 10g:Administration ii)
Questions et réponses: 186 Q&As

Code d'Examen: 1Z0-040
Nom d'Examen: Oracle (Oracle database 10g:new features for adminsitrators)
Questions et réponses: 200 Q&As

Code d'Examen: 1Z0-042
Nom d'Examen: Oracle (Oracle database 10g:Administration I)
Questions et réponses: 185 Q&As

Code d'Examen: 1Z0-051
Nom d'Examen: Oracle (Oracle Database: SQL Fundamentals I)
Questions et réponses: 292 Q&As

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NO.1 In order to speed foreign key creation, Oracle9i will cache the first _____ primary key values
only where there are multirow DML statements.
A.32
B.128
C.256
D.512
Correct:C

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.2 Which type of index should be created to spread the distribution of index updates across the
index tree?
A.B-tree indexes
B.bitmap indexes
C.reverse-key indexes
D.function-based indexes
Correct:C

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.3 Which type of ROWID does Oracle use for global indexes on partitioned tables?
A.local
B.extended
C.restricted
Correct:B

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.4 Which two statements about dimensions are true? (Choose two.)
A.A hierarchy can consist of multiple levels.
B.A dimension can be based on multiple tables.
C.A dimension can contain only a single hierarchy.
D.No special privileges are required to create a dimension.
Correct:A B

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.5 Examine the statement: DROP TABLESPACE IND2 INCLUDING CONTENTS AND DATAFILES;
What is the result of the statement?
A.The contents and data files belonging to the IND2 tablespace are dropped.
B.The statement will only succeed if the IND2 tablespace was built using Oracle-Managed Files (OMF)
data files.
C.The statement will only succeed if the data files belonging to the IND2 tablespace are Oracle-Managed
Files (OMF) or if the database was created using OMF.
D.The contents of the tablespace are dropped along with all its data files except those identified with the
Oracle-Managed Files (OMF) naming convention.
Correct:A

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.6 What do you need to do in order for the Database Resource Manager to estimate, in advance,
the execution time of a statement?
A.Set the TIMED_STATISTICS initialization parameter.
B.Gather optimizer statistics on related objects.
C.Set the TIMED_OS_STATISTICS initialization parameter.
D.Nothing
Correct:B

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.7 Which two are true regarding external tables? (Choose two.)
A.External tables can be updated.
B.External tables are read-only tables.
C.Indexes can be created on external tables.
D.Indexes cannot be created on external tables.
Correct:B D

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.8 Which three features are provided by Recovery Manager and NOT provided by user-managed
backup and recovery? (Choose three.)
A.online backups
B.skipping unused blocks
C.partial database backups
D.incremental block-level backup
E.detection of corrupted blocks during backup
Correct:B D E

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.9 What statement is true about taking a database default temporary tablespace offline?
A.You cannot take a default temporary tablespace offline.
B.The database must be quiesced before you perform this action.
C.You must ensure that all users are assigned to an alternative temporary tablespace first.
D.You must first ensure that the default temporary tablespace has the permanent tablespace
characteristic.
Correct:A

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.10 Online index rebuild functionality has been extended to include which four index structures?
(Choose four.)
A.bitmap indexes
B.reverse key indexes
C.function-based indexes
D.key-compressed indexes on regular tables
E.key-compressed indexes on IOT (including secondary indexes)
Correct:B C D E

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.11 Which CREATE TABLE parameter should you be concerned with if the length of rows in an
index-organized table vary over a wide range of values?
A.PCTFREE
B.PCTUSED
C.PCTINCREASE
D.PCTTHRESHOLD
Correct:D

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.12 What is true about version-enabled tables?
A.The unit of versioning is the schema.
B.It is possible to version enable a table pertaining to SYS.
C.There are as many segments as versions for the same base table.
D.It is possible to create workspaces if there is no version-enabled table in the database.
Correct:D

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.13 Users complain that SQL statements using a particular index fail. Using DBVERIFY, you find
that two separate blocks in the index have become corrupt. The database data files for user data
and index are very large. What is the least disruptive recovery strategy available in Oracle9i?
A.Rebuild the index using the online option.
B.Take the individual data file offline (not the whole tablespace), restore and recover the data file from
backup with RMAN, then set the data file online again.
C.Without setting the individual data file offline, use RMAN with Block Media Recovery to restore and
recover only those blocks.
D.Take the individual data file (not the whole tablespace) offline, use RMAN with Block Media Recovery to
restore and recover only those blocks, then set the data file online again.
Correct:C

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.14 Which two statements are true? (Choose two.)
A.Composite partitioning enables you to prevent partition elimination.
B.Composite partitioning supports hash partitioned global indexes.
C.Composite partitioning is ideal for both historical data and data placement.
D.Composite partitioning provides high performance and manageability, like range partitioning.
Correct:C D

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.15 Consider the following scenario using incremental backups. A level 1 backup is taken on the
first of the month. A level 2 backup is taken every Sunday, and a level 3 backup is taken daily. If
the database gets corrupted on the second Wednesday of the month and is lost, which scenario
would restore the database completely?
A.the weekly backup (level 2) and the daily backup (level 3)
B.the monthly backup (level 1) and the daily backup (level 3)
C.a base level backup (level 0) is missing and nothing can be recovered
D.the monthly backup (level 1), the weekly backup (level 2) and the daily backup (level 3)
Correct:C

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.16 What is one benefit of using the ALTER TABLE ... MOVE command rather than a CREATE
TABLE ... AS SELECT command?
A.row chaining is eliminated.
B.index definitions are retained.
C.duplicate space is not required while the command executes.
D.all operations, such as INSERT, UPDATE, DELETE, and SELECT can be performed while the
operation completes.
Correct:B

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.17 What criterion does Oracle9i use to determine whether a database file is an Oracle Managed File?
A.the filename format
B.information stored inside a data dictionary table
C.information stored in the ALERT.LOG file for the corresponding instance
D.information stored inside the corresponding initialization parameter file for the instance
Correct:A

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.18 Consider the following statement: SQL> EXECUTE DBMS_STATS.GATHER_SCHEMA_STATS (- 2>
ownname => 'OE', - 3> estimate_percent => DBMS_STATS.AUTO_SAMPLE_SIZE, - 4> method_opt
=> 'for all columns size AUTO'); What is the effect of 'for all columns size AUTO' of the
METHOD_OPT option?
A.The Oracle server creates a new histogram based on existing histogram definitions for all table, column,
and index statistics for the OE schema.
B.The Oracle server creates a histogram based on data distribution regardless of how the application
uses the column/s for all table, column, and index statistics for the OE schema.
C.The Oracle server creates a histogram based on data distribution and application usage of the
column/s for all table, column, and index statistics for the OE schema.
D.The Oracle server creates a histogram based on application usage, regardless of data distribution, for
all table, column, and index statistics for the OE schema.
Correct:C

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.19 In the Oracle9i Data Guard architecture, what is the purpose of the Log Transport Services?
A.to transfer redo log information to one or more destinations
B.to apply redo log records sent from the primary database to a standby database at the receiving
location
C.to synchronize changes to the control files on all standby databases with changes on the primary
database when a log switch occurs
D.to batch archived log files on the primary database until a defined number of checkpoints have been
processed and then to distribute the archives to each standby database
Correct:A

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

NO.20 Which four are true regarding the Workspace Manager in Oracle9i? (Choose four.)
A.automatically versions all tables
B.automatically installed with Oracle9i
C.merges changes with parent rows or discards changes
D.provides mechanism to identify and resolve conflicts
E.allows for version enabling tables by use of a packaged procedure
Correct:B C D E

Oracle   1Z0-035 examen   1Z0-035   1Z0-035

2013年10月5日星期六

Dernières Oracle 1Z0-046 examen pratique questions et réponses

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Code d'Examen: 1Z0-046
Nom d'Examen: Oracle (Oracle Database 10g: Managing Oracle on Linux for DBAs)
Questions et réponses: 120 Q&As

1Z0-046 Démo gratuit à télécharger: http://www.pass4test.fr/1Z0-046.html

NO.1 The OS user BOB is a member the osoper OS group in the database server. You want BOB :
Which of the option would fulfill the requirement?
A.Assign the sysdba privilege to BOB.
B.Assign the osdba OS group to BOB.
C.Set the REMOTE_LOGIN_PASSWORDFILE initialization parameter to SHARED.
D.Set the REMOTE_LOGIN_PASSWORDFILE initialization parameter to EXCLUSIVE.
ANSWER: B

Oracle examen   1Z0-046 examen   1Z0-046 examen   1Z0-046 examen   certification 1Z0-046

NO.2 You executed the ipcs -m command to list all the shared memory segments in your Oracle server.
View the Exhibit exhibit1 that shows the output of this command.
Later, you executed the same command to check the shared memory segments.
View the Exhibit exhibit2 that shows the output of this command.
Why is the large shared memory segment not listed in the second Exhibit?
A.The Oracle database instance is shut down.
B.The swap space has been increased in the system.
C.The Oracle database instance is configured in shared server mode.
D.The large pool size set for the Oracle database instance is reset to zero.
ANSWER: A

Oracle examen   1Z0-046 examen   1Z0-046   1Z0-046 examen

NO.3 A non-General Public License (GPL) driver was loaded on a Linux machine. To verify that the module
has tainted the kernel, you executed the cat /proc/sys/kernel/tainted command and received the following
output:
[root@edtdr6p1 root]# cat /proc/sys/kernel/tainted
1
What do you infer from the output? (Choose all that apply.)
A.A proprietary module has been loaded.
B.A module is marked unsupported by the vendor.
C.All the loaded modules have General Public License (GPL).
D.A module was force-loaded by using the insmod -f command.
ANSWER: AD

Oracle   1Z0-046   certification 1Z0-046

NO.4 Which command is used to identify the kernel version number?
A.which
B.whatis
C.uname -r
D.ulimit -m
E.chkconfig
ANSWER: C

Oracle   1Z0-046   1Z0-046 examen   1Z0-046 examen   1Z0-046 examen

NO.5 In an online transaction processing (OLTP) database instance that involves a high volume of data
manipulation language (DML) operations, you decide to increase the value of the LOG_BUFFER
parameter.
What could be the reason for this change?
A.The buffer busy wait event has been detected.
B.The no free buffers event has been detected.
C.The log buffer space wait event has been detected.
D.The log file completion wait event has been detected.
E.The value for the free buffer inspected statistics is growing.
ANSWER: C

certification Oracle   certification 1Z0-046   1Z0-046

NO.6 Match the following commands with the purpose they are used for:
i chmod a) To create a file with the desired time stamp
ii touch b) To use the variable of the parent shell in child shell
iii alias c) To give write permission to a directory
iv uname d) To simplify long commands
v export e) To see the Linux release number
A.i-a, ii-e, iii-d, iv-c, v-b
B.i-c, ii-a, iii-e, iv-d, v-b
C.i-c, ii-e, iii-b, iv-a, v-b
D.i-c, ii-a, iii-d, iv-e, v-b
ANSWER: D

Oracle   1Z0-046   1Z0-046   1Z0-046   1Z0-046

NO.7 You attempt to modify the ksms.s library and relink the Oracle database executable to use the address
0X15000000 for the System Global Area (SGA). You receive an error.
Which set of commands would you use to restore the original settings?
A.echo 0X1000000 > ksms.s
make -f ins_rdbms.mk ksms.s
B.echo 0X15000000 > ksms.s
make -f ins_rdbms.mk ioracle
C.make -f ins_rdbms.mk ksms.s
make -f ins_rdbms.mk ioracle
D.genksms > ksms.s
make -f ins_rdbms.mk ksms.o
make -f ins_rdbms.mk ioracle
E.genksms -s 0X10000000 > ksms.o
ANSWER: D

Oracle   1Z0-046   1Z0-046 examen   1Z0-046

NO.8 You need to ensure that whenever you create a new file, it should have the following set of permissions:
u=rwx,g=rx,o=rx.
Which statement can you add to the .bashrc script to set the desired file permissions?
A.umask 455
B.umask 012
C.umask 0755
D.chmod u=rwx,g=rx,o=rx
ANSWER: C

certification Oracle   1Z0-046   1Z0-046 examen   certification 1Z0-046

NO.9 View the Exhibit.
Which two statements are true about the output of the cat /proc/partitions command? (Choose two.)
A.The hard disk has four partitions.
B.The hard disk has six partitions.
C.The swap partition is not shown in the output.
D.The major column shows the device number with partitions.
E.The #blocks column shows the number of inode blocks in that partition.
ANSWER: AD

Oracle examen   1Z0-046   1Z0-046 examen   1Z0-046

NO.10 View the following script:
if [ -d $1 ]
then
for Data in `ls $1 *|tr -s " "| grep .dbf`
do
echo $Data
done
else
echo -e "No Directory specified"
fi
Which statement is true about the script?
A.The script displays the total number of .dbf files on the local machine.
B.The script will not execute because no value for the $1 variable is given.
C.The script displays the .dbf files in the location given as a value in the positional parameter.
D.The script will give an error because the variable name should contain the letters of the English
alphabet.
ANSWER: C

certification Oracle   certification 1Z0-046   certification 1Z0-046

NO.11 Which command would you use to identify the users that belong to the oradba group?
A.id -G
B.uname -g
C.grep