Le matériel de formation de l'examen de meilleur IBM C2090-540 C2090-737 C2010-578

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Code d'Examen: C2090-540
Nom d'Examen: IBM (IBM PureData System for Analytics v7.0)
Questions et réponses: 132 Q&As

Code d'Examen: C2090-737
Nom d'Examen: IBM (DB2 9 System Administrator for z/OS Exam)
Questions et réponses: 102 Q&As

Code d'Examen: C2010-578
Nom d'Examen: IBM (Fundamentals of Applying Tivoli Service Availability and Performance Management Solutions V3 )
Questions et réponses: 120 Q&As

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NO.1 Which three statements are correct for automatic management of buffer pool storage in
DB2 9?
(Choose three.)
A.You do not need to ALTER BUFFERPOOL with AUTOSIZE(YES) to enable this
functionality.
B.DB2 provides sizing information to WLM.
C.DB2 communicates to WLM each time allied agents encounter delays due to read I/O.
D.DB2 periodically reports BPOOL size and random read hit ratios to WLM.
E.The automatic altered buffer pool sizes are resized to the original with the recycle of the
DB2
sub-system.
Answer:B C D

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NO.2 By examining a DB2 accounting report, how can you determine if DASD I/O contention
is a factor in a
poor performing application?
A.Divide the number of get pages by the number of synchronous I/Os.
B.Divide the synchronous I/O wait time by the number of synchronous I/Os.
C.Divide the asynchronous I/O wait time by the number of synchronous I/Os.
D.Divide the class 2 elapsed time by the number of synchronous I/Os.
Answer:B

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NO.3 A DB2 subsystem is being migrated/converted from DB2 Version 8 to DB2 9. The
subsystem currently
has these characteristics: new DB2 9 functions are not available; no DB2 9 objects can exist;
the
subsystem cannot fall-back to CM (conversion mode); the subsystem cannot fall-back to
Version 8; the
subsystem cannot coexist with any Version 8 systems in a data sharing group. Which mode
describes the
DB2 subsystem?
A.CM* (conversion mode*)
B.ENFM (enabling-new-function mode)
C.ENFM* (enabling-new-function mode*)
D.NFM (new-function mode)
Answer:B

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NO.4 You create a system level point-in-time recovery conditional restart control record with
SYSPITR value
of FFFFFFFFFFFF. Afterwards, you run the RESTORE SYSTEM utility. Which statement is
correct?
A.RESTORE SYSTEM does not do anything, because this SYSPITR value indicates a "no-
operation".
B.The specified LRSN is an IBM internal SYSPITR value, reserved for serviceability only.
C.RESTORE SYSTEM fails because the SYSPITR value is outside the range of valid log
points.
D.The whole DB2 data sharing group is recovered without log truncation.
Answer:D

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NO.5 What is a benefit of using the in-memory work file in DB2 9?
A.Improves performance using TEMP database.
B.Avoids I/Os for the declared global temporary tables.
C.Improves performance for small sorts.
D.Sorts a large number of rows faster.
Answer:C

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NO.6 Which two actions must be performed for a data sharing traditional image copy
disaster recovery?
(Choose two.)
A.Use STARTRBA=ENDRBA for the conditional restart control record.
B.Start DB2 using the LIGHT(YES) keyword.
C.Use DEFER=ALL in the system parameters during the first restart.
D.Modify the IRLM start up proc to specify SCOPE=LOCAL.
E.Use the SETXCF FORCE command to delete DB2 CF structures.
Answer:C E

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NO.7 Which two accounting trace classes must be active when tracing package and DBRM
related activity?
(Choose two.)
A.class 1
B.class 2
C.class 3
D.class 5
E.class 7
Answer:A E

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NO.8 Which privilege is required to use the ACCESS command?
A.DISPLAY
B.STARTDB
C.MONITOR
D.ACCESSDB
Answer:B

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IBM M2110-233 C2070-581 C2090-737, de formation et d'essai

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Code d'Examen: M2110-233
Nom d'Examen: IBM (IBM Social Business Solution Sales Mastery Test v1)
Questions et réponses: 61 Q&As

Code d'Examen: C2070-581
Nom d'Examen: IBM (IBM FileNet Content Manager V5.1)
Questions et réponses: 114 Q&As

Code d'Examen: C2090-737
Nom d'Examen: IBM (DB2 9 System Administrator for z/OS Exam)
Questions et réponses: 102 Q&As

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NO.1 Which statement is true regarding disaster recovery scenarios?
A.When using the RESTORE SYSTEM utility, each DB2 member must use the same
SYSPITR value
when creating conditional restart control records (CRCR).
B.When using an advanced disk mirroring solution, a conditional restart of DB2 must still be
performed at
the disaster site.
C.With a synchronous peer to peer replication solution, a group restart is not required for a
data sharing
group since everything is synchronously mirrored.
D.A backup taken from the BACKUP SYSTEM utility cannot be used for object level recovery
for the
catalog/directory during a disaster recovery scenario.
Answer:A

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NO.2 Which two statements regarding system parameters are true? (Choose two.)
A.Indexes can now be mapped to 8K and 16K buffer pools assigned by default using the
system
parameter IDXBPOOL.
B.Implicit table space data sets are always defined at create time without a system parameter
to override
this behavior.
C.Indexes can be compressed for an entire subsystem by setting the IDXCOMP system
parameter to
YES.
D.The default for BIND option DBPROTOCOL can no longer be specified using the system
parameter
DBPROTCL.
E.The amount of work file storage used by any one agent cannot be controlled via system
parameters.
Answer:A D

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NO.3 Your administrative scheduler shows message DSNA679I indicating that one or both
copies of your
task lists is not accessible or is corrupted. Your analysis shows that only the VSAM file is
corrupt, but the
ADMIN_TASKS table is still operational. Which statement describes how to correct this
situation?
A.Create an empty version of the VSAM task list and let DB2 perform an autonomic recovery
using the
content of the ADMIN_TASKS table.
B.Create an empty version of the VSAM task list and use REPRO utility to copy the contents
of the VSAM
cluster containing the ADMIN_TASKS table.
C.Create an empty version of the VSAM task list and use DB2 command -RECOVER
TASKLIST to
recover the content of the ADMIN_TASKS table.
D.No manual interaction is needed as long as the ADMIN_TASKS table is still accessible.
Answer:A

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NO.4 There is a suspected problem with catalog table space DSNDB06.SYSDBASE.
Should a problem be
discovered, which series of tasks could you run to analyze and resolve the problem?
A.Run DSN1CHKR against DSNDB06.SYSDBASE; run REPAIR DSNDB06.SYSDBASE as
necessary.
B.STOP DSNDB06.SYSDBASE; run REPAIR DBD against DSNDB06.SYSDBASE as
necessary.
C.START DSNDB06.SYSDBASE ACCESS(UT); run DSN1CHKR against
DSNDB06.SYSDBASE; run
REPAIR DSNDB06.SYSDBASE as necessary, START DSNDB06.SYSDBASE
ACCESS(RW).
D.STOP DSNDB06.SYSDBASE; run CHECK DATA to validate RI constraints; run
DSN1CHKR
DSNDB06.SYSDBASE; run REPAIR DSNDB06.SYSDBASE as necessary, START
DSNDB06.SYSDBASE.
Answer:C

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NO.5 A user job runs a very long time without commit and then the application abends. The
job updated a
critical table that is used by many applications. The back out is taking a long time. Which
statement
describes the appropriate action to take?
A.Cancel the DB2 system since this is a critical resource that is needed by many
applications.
B.Issue the -CANCEL THREAD(token) NOBACKOUT.
C.Let DB2 continue with the back out.
D.Restart the system using the LBACKOUT=AUTO system parameter.
Answer:C

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NO.6 In a data sharing system, a system programmer observes very high page p-lock
contention. Which two
actions can they take to reduce this contention? (Choose two.)
A.Reduce row level locking for objects used in high volume transactions.
B.For table spaces defined with LOCKSIZE ANY, use ISOLATION(UR) for high volume query
transactions
using these objects.
C.ALTER heavy used table spaces to use COMPRESS NO.
D.Ensure heavy used indexes are defined with COPY NO.
E.ALTER heavy used table spaces to use TRACKMOD NO.
Answer:A E

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NO.7 You are planning the migration of your DB2 subsystem from version 8 to version 9.
Rebinding existing
packages is highly recommended, but you are also worrying about potential problems that
might occur
with new access paths after rebind. Which action gives you the option to rebind packages
with the ability
to fall back to the original access path if performance problems are encountered?
A.Use REBIND PACKAGE option PLANMGMT(BASIC) or (EXTENDED).
B.Use REBIND PACKAGE option REOPT(ONCE).
C.Use REBIND PACKAGE option OPTHINT.
D.Use REBIND PACKAGE option KEEPDYNAMIC(YES).
Answer:A

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NO.8 Which three statements are correct for automatic management of buffer pool storage in
DB2 9?
(Choose three.)
A.You do not need to ALTER BUFFERPOOL with AUTOSIZE(YES) to enable this
functionality.
B.DB2 provides sizing information to WLM.
C.DB2 communicates to WLM each time allied agents encounter delays due to read I/O.
D.DB2 periodically reports BPOOL size and random read hit ratios to WLM.
E.The automatic altered buffer pool sizes are resized to the original with the recycle of the
DB2
sub-system.
Answer:B C D

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