IBM 000-744 시험문제

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시험 번호/코드: 000-744
시험 이름: IBM (DS4000 Technical Version 1)
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Q&A: 140 문항
업데이트: 2013-10-14

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NO.1 In the exhibit, which management method is being used?
A. in-band
B. rlogin
C. client-host-band
D. out-of-band
Answer: D

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NO.2 What does a flashing green LED on a drive indicate?
A. status ok
B. drive active
C. failed drive
D. hot spare in use
Answer: B

IBM   000-744   000-744

NO.3 In the Major Event Log (MEL), what does immediate Availability Initialization (IAF) completed on
logical drive" indicate?
A. The drive has been internally reformatted.
B. The drive has just become accessible by the host.
C. LUN has just been replaced.
D. Hot sparing has occurred.
Answer: A

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NO.4 When creating a FlashCopy of a logical drive, a repository logical drive is created. The repository
logical drive is for metadata and copy-on-write data when a change is made to the FlashCopy source
logical drive. By default, what is its size?
A. 10% of the source volume
B. 20% of the source volume
C. 50% of the source volume
D. 100% of the source volume
Answer: B

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NO.5 A customer is combining two separate IT operations in one central location. They are using a DS4800.
Performance has been marginal. You look at the DS4800 Performance Monitor and observe that they are
well within the DS4800 performance specifications. Which tool can be used to determine the cause of the
problem?
A. Capacity Magic
B. Bandwidth Estimator
C. IOMeter
D. Disk Magic
Answer: D

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NO.6 You have been called in to assist the storage administrator who has been using Global Mirror with an
Enhanced Remote Mirroring (ERM) configuration to mirror the company inventory database from
headquarters to a data warehouse at a remote site. The storage administrator has been re-evaluating this
approach and needs your help to change the mirroring mode to Metro Mirroring for better control over
data going to the remote site. What must you do to help the storage administrator make the change?
A. advise the storage administrator to purchase two new licenses
B. break and re-establish the mirror relationship
C. back up the inventory data to tape
D. make the mode change in Storage Manager
Answer: D

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NO.7 Three hosts are redundantly connected to a DS4000 system. Two are running a non-clustered
Windows 2003 Server and the other is running Red Hat Linux. How many Storage Partitions are used in
this configuration?
A. 0
B. 1
C. 3
D. 8
Answer: C

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NO.8 What best describes a drive in eplaced status?
A. a drive that has replaced a failed drive and needs to be revived in order to complete the data recovery
process
B. a temporary status for a drive that has replaced a failed drive, but has not yet been reconstructed
C. a hot spare that has spared out for a failed drive in an array causing the hot spare to become the active
drive in the array
D. the final state of a drive that has replaced a failed drive and has been reconstructed
Answer: B

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NO.9 When configuring a customer's multimedia sequential I/O environment, what must you do?
A. use a small segment size with many disks
B. select a stripe size that is the same or an even multiple of the I/O size
C. use small segment size in conjunction with RAID 0
D. select a segment size that minimizes the occurrences of a single I/O on multiple drives
Answer: B

IBM   000-744   000-744시험문제   000-744   000-744인증

NO.10 What is the minimum number of HDDs required for RAID 6?
A. 1
B. 2
C. 3
D. 4
Answer: D

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NO.11 What is one disadvantage of managing a storage subsystem through the Fibre Channel IO path?
A. The fibre cable used for data IO cannot be used for management commands.
B. An access logical drive is required to communicate with the controllers.
C. Management commands cannot be encapsulated by the Fibre Channel protocol.
D. Ethernet cables to the controllers are also required to send management commands.
Answer: B

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NO.12 In addition to the storage administrator's e-mail address, what information do you need to set up
e-mail alerts to be sent to the storage administrator?
A. sender's SMTP server address, the sender's e-mail address
B. sender's POP server address, the sender's e-mail address
C. storage administrator's POP server address, the sender's e-mail address
D. storage administrator's SMTP server address, the sender's e-mail address
Answer: A

IBM   000-744   000-744   000-744덤프   000-744자료

NO.13 When performing an array migration, what is NOT required?
A. verification that there is no logical drive name duplication between the source and target systems
B. removal of mappings for all logical drives within the array being migrated
C. documenting the stripe order of the drives in the array for proper placement on the target subsystem
D. Advanced Maintenance Place Array Offline
Answer: C

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NO.14 Which statement about DS4000 firmware upgrades is true?
A. The controller firmware and NVSRAM files are closely tied to each other and must be installed in the
proper combination.
B. Controller firmware and NVSRAM upgrades always require the ESM firmware to be upgraded at the
same time.
C. Only one controller must be accessible via the Ethernet or fiber in order to perform a controller
firmware upgrade.
D. The controller firmware and NVSRAM are independent from each other and can be upgraded at
different times.
Answer: A

IBM덤프   000-744최신덤프   000-744

NO.15 Which statement is FALSE regarding hot spare drives in the DS4000 subsystem?
A. The storage server will attempt to find a spare in the same enclosure as the failed drive first.
B. The storage server will give preference to a spare the same size as the failed drive.
C. The storage server will use a spare with at least the same capacity as the failed drive.
D. The controller may use a spare that is larger than the failed drive and block the remaining capacity
from use.
Answer: B

IBM자격증   000-744   000-744   000-744   000-744   000-744

NO.16 To generate a premium feature key that can be installed on a DS4000 subsystem, you must provide
certain information to IBM. This information includes the IBM machine type/model and what additional
information?
A. serial number, activation code, feature enable identifier and e-mail address
B. serial number, activation code, and e-mail address
C. activation code, e-mail address, controller firmware level
D. serial number, and e-mail address, drive firmware level
Answer: A

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NO.17 A customer wants to use SATA drives to reduce costs. Which application matches SATA use?
A. TSM
B. Exchange
C. application with low IOPS
D. write once, read many times
Answer: C

IBM시험문제   000-744덤프   000-744자격증   000-744

NO.18 You arrive at a customer site to implement the DS4000 solution and find that the customer wants to use
RAID 1+0 instead of RAID 5 for everything. What is a possible concern in this situation?
A. capacity
B. random IO performance
C. throughput performance
D. disk rebuild times
Answer: A

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NO.19 When examining a profile you see the following:
Drive at Enclosure 5, Slot 8 [mirrored pair with drive at enclosure 5, slot 9]
Drive at Enclosure 5, Slot 9 [mirrored pair with drive at enclosure 5, slot 8]
How should this be configured for enclosure loss protection?
A. Drive at Enclosure 5, Slot 9 [mirrored pair with drive at enclosure 5, slot 9]
Drive at Enclosure 5, Slot 9 [mirrored pair with drive at enclosure 5, slot 9]
B. Drive at Enclosure 3, Slot 1 [mirrored pair with drive at enclosure 5, slot 9]
Drive at Enclosure 5, Slot 9 [mirrored pair with drive at enclosure 3, slot 1]
C. Drive at Enclosure 5, Slot 17 [mirrored pair with drive at enclosure 5, slot 9]
Drive at Enclosure 5, Slot 9 [mirrored pair with drive at enclosure 5, slot 17]
D. Drive at Enclosure 5, Slot 9 [mirrored pair with drive at enclosure 15, slot 19]
Drive at Enclosure 15, Slot 19 [mirrored pair with drive at enclosure 5, slot 9]
Answer: B

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NO.20 How do you configure SNMP traps in the Storage Manager GUI?
A. from the Subsystem Management window, use the Storage Subsystem menu
B. from the Subsystem Management window, use the Advanced menu
C. from the Enterprise Management window, use the Advanced menu
D. from the Enterprise Management window, use the Edit menu
Answer: D

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시험 번호/코드: 000-415

시험 이름: IBM (IBM WebSphere IIS DataStage Enterprise Edition v7.5)

시험 번호/코드: 000-996

시험 이름: IBM (IBM WebSphere MQ.V6.0.Solution Design)

시험 번호/코드: 000-744

시험 이름: IBM (DS4000 Technical Version 1)

시험 번호/코드: 000-667

시험 이름: IBM (Architectural Design of SOA Solutions)

시험 번호/코드: 000-446

시험 이름: IBM (IBM Content Manager OnDemand for i5/OS)

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시험 이름: IBM (DB2 9 Fundamentals)

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NO.1 Which two statements are true of the column data types used in Orchestrate schemas? (Choose
two.)
A.Examples of Orchestrate schema column data types are varchar and integer.
B.Examples of Orchestrate schema column data types are int32 and string [max=30].
C.Orchestrate schema column data types are the same as those used in DataStage stages.
D.OSH import operators are needed to convert data read from sequential files into schema types.
Correct:B D

IBM자격증   000-415자료   000-415자격증

NO.2 Establishing a consistent naming standard for link names is useful in which two ways?
(Choose two.)
A.using less memory at job runtime
B.specifying link order without having to specify stage properties to generate correct results
C.improving developer productivity and quality by distinguishing link names within stage editors
D.easing use of captured job statistics (eg. row counts in an XML file) by processes or users outside of
DataStage
Correct:C D

IBM자격증   000-415자료   000-415자격증

NO.3 How does a Join stage process an Inner join?
A.It transfers records from the input data sets whose key columns contain equal values to the output data
set.
B.It transfers all values from the left data set but transfers values from the right data set and intermediate
data sets only when key columns match.
C.It transfers all values from the right data set and transfers values from the left data set and intermediate
data sets only where key columns match.
D.It transfers records in which the contents of the key columns are equal from the left and right input data
sets to the output data set. It also transfers records whose key columns contain unequal values from both
input data sets to the output data set.
Correct:A

IBM자격증   000-415자료   000-415자격증

NO.4 In which two scenarios should a sparse lookup be used in place of a normal lookup to retrieve
data from an Oracle database? (Choose two.)
A.When the Oracle database is on the same system as the DataStage server.
B.When the number of input rows is significantly larger than the number of rows in the lookup table.
C.When the number of input rows is significantly smaller than the number of rows in the lookup table.
D.A database function that returns the current value of an Oracle object is required as part of the result set.
Correct:C D

IBM자격증   000-415자료   000-415자격증

NO.5 Which two can be implemented in a Job Sequence using job parameters? (Choose two.)
A.All options of the Start Loop Activity stage.
B.Name of a job to be executed by a Job Activity stage.
C.A command to be executed by a Routine Activity stage.
D.The body of the email notification activity using the user interface.
Correct:A C

IBM자격증   000-415자료   000-415자격증

NO.6 A job has two input sources that need to be combined. Each input source exceeds available
physical memory. The files are in the same format and must be combined using a key value. It is
guaranteed that there will be at least one match. Given the above scenario, which stage would
consume the least amount of physical memory?
A.Merge
B.Funnel
C.Lookup
D.Transformer
Correct:A

IBM자격증   000-415자료   000-415자격증

NO.7 Which three are valid trigger expressions in a stage in a Job Sequence? (Choose three.)
A.Unconditional
B.Equality(Conditional)
C.Custom(Conditional)
D.Difference(Conditional)
E.ReturnValue(Conditional)
Correct:A C E

IBM자격증   000-415자료   000-415자격증

NO.8 Click the Task button. You have been asked to improve the performance of a job. A consultant
has convinced your manager that sorts and partitions are major contributors to the performance
issues being experienced since they are specified as "auto". Both the aggregation and join are
done on Zip (postal) code. Place the appropriate sort/aggregation specifications on the links.
Correct:
Green choice2---->Yellow Choice1
Green choice1---->Yellow Choice2
Green choice3---->Yellow Choice3
Green choice4---->Yellow Choice4

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NO.9 Which statement about job parameter usage is true?
A.You can use environment variables to set parameter values linked to the Job Sequence.
B.You can change the parameter values in an initialization file linked to a Job Sequence .ini file.
C.Changes to the job parameters in the Designer do not require a recompile to be applied to the job.
D.You can change job parameters while a job is running and the changes will immediately be applied
mid-job.
Correct:A

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NO.10 What is the purpose of the uv command in a UNIX DataStage server?
A.Start and stop the DataStage engine.
B.Report DataStage client connections.
C.Cleanup resources from a failed DataStage job.
D.Provide read access to a DataStage EE configuration file.
Correct:A

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NO.11 Which statement describes a process for capturing a COBOL copybook from a z/OS system?
A.Select the COBOL copybook using the Browse button and capture the COBOL copybook with Manager.
B.FTP the COBOL copybook to the client workstation in binary and capture the metadata through
Manager.
C.FTP the COBOL copybook to the client workstation in text mode and capture the copybook with
Manager.
D.FTP the COBOL copybook to the server platform in text mode and capture the metadata through
Manager.
Correct:C

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NO.12 A customer is interested in selecting the right RDBMS environment to run DataStage
Enterprise Edition to solve a multi-file and relational database data merge. The customer realizes
the value of running in parallel and is interested in knowing which RDBMS stage will match the
internal data partitioning of a given RDBMS. Which RDBMS stage will satisfy the customer's
request?
A.ODBC Enterprise
B.Oracle Enterprise
C.Sybase Enterprise
D.DB2/UDB Enterprise
Correct:D

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NO.13 Which two statements about performance tuning a DataStage EE environment are true?
(Choose two.)
A.Overall job design has a minimal impact in actual real-world performance.
B.Only adjust buffer tuning parameters after examining other performance factors.
C.A single, optimized configuration file will yield best performance for all jobs and be easier to administer.
D.Performance tuning is an iterative process - adjust one item at a time and examine the results in
isolation.
Correct:B D

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NO.14 The last two steps of a job are an Aggregator stage using the Hash method and a Sequential File
stage with a Collector type of Auto that creates a comma delimited output file for use by a
common spreadsheet program. The job runs a long time because data volumes have increased.
Which two changes would improve performance? (Choose two.)
A.Change the Sequential stage to use a Sort Merge collector on the aggregation keys.
B.Change the Sequential stage to a Data Set stage to allow the write to occur in parallel.
C.Change the Aggregator stage to use the sort method. Hash and sort on the aggregation keys.
D.Change the Aggregator stage to a Transformer stage and use stage variables to accumulate the
aggregations.
Correct:A C

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NO.15 Job run details for a specific invocation of a multi-instance job can be viewed by which two
clients? (Choose two.)
A.dsjob
B.dsjobinfo
C.DataStage Director
D.DataStage Manager
Correct:A C

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NO.16 Which three are valid ways within a Job Sequence to pass parameters to Activity stages?
(Choose three.)
A.Routine Activity stage
B.Sequencer Activity stage
C.UserVariables Activity stage
D.ExecCommand Activity stage
E.Nested Condition Activity stage
Correct:A C D

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NO.17 Which command can be used to execute DataStage jobs from a UNIX shell script?
A.osh
B.dsjob
C.DSRunJob
D.DSExecute
Correct:B

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NO.18 Which statement is true about Aggregator Sort and Hash methods when the
APT_NO_SORT_INSERTION environment variable is set to TRUE?
A.If you select the Hash method, the Aggregator stage requires the data to have the partition sorted by
the group key.
B.If you select the Sort method, the Aggregator stage requires the data to have been partition sorted by
the group key.
C.If you select the Sort method, the Aggregator stage will partition sort the data by the group key before
performing the aggregation.
D.If you select the Hash method, the Aggregator stage will partition sort the data by the group key before
building a hash table in memory.
Correct:B

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NO.19 Which two tasks will create DataStage projects? (Choose two.)
A.Install the DataStage engine.
B.Copy a project in DataStage Administrator.
C.Add new projects from DataStage Administrator.
D.Export and import a DataStage project from DataStage Manager.
Correct:A C

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NO.20 An XML file is being processed by the XML Input stage. How can repetition elements be
identified on the stage?
A.Set the "Key" property for the column on the output link to "Yes".
B.Check the "Repetition Element Required" box on the output link tab.
C.Set the "Nullable" property for the column on the output link to "Yes".
D.No special settings are required. XML Input stage automatically detects the repetition element from the
XPath expression.
Correct:A

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