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試験番号：C4090-454問題集
試験科目：IBM 「IBM High-End Tape Technical Solutions V7」
一年間無料で問題集をアップデートするサービスを提供いたします
最近更新時間：2013-12-11
問題と解答：全76問
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NO.1 In a TS7700 R2.x system, how many logical paths are provided by the minimum FICON adapter
configuration?
A. 256
B. 512
C. 1024
D. 2048
Answer: B
IBM C4090-454 C4090-454問題集 C4090-454認定証
NO.2 Which company is a key competitor to IBM in the enterprise tape area?
A. HP
B. HDS
C. Oracle
D. Quantum
Answer: C
IBM認定試験 C4090-454 C4090-454 C4090-454問題集 C4090-454 C4090-454過去問
NO.3 A customer has an installed TS3SOO Tape Library with one L23 frame with only four TS1140
model drives. All are currently attached to open systems servers. The library and drives are being
moved to another location and attached to a local z/OS system.
Which additional hardware is essential at the new location to support four TS1140 drives?
A. 3953-F05 with 3592-007
B. 3952-F05 with 3592-007
C. 3953-F05 with L05 Library Manager
D. 3584-D23 with one Fibre Channel switch
Answer: B
IBM認定試験 C4090-454 C4090-454 C4090-454
NO.4 To what value should the missing interrupt handler (MIH) be set for 3592 tape drives?
A. 93 minutes
B. 39 minutes
C. Auto set by the system
D. set explicitly to “disabled”
Answer: C
IBM C4090-454認定資格 C4090-454問題集 C4090-454
NO.5 What function does the TS7700 Sync Mode Copy enable or perform?
A. It copies the synchronized volumes between the clusters
B. It synchronizes the copies of the TS7700 databases between clusters
C. After writing the entire volume the TS7700 uses Sync Mode Copy to synchronize the data
between all clusters
D. When the host application issues an explicit synchronize operation all previously written records
are replicated to another cluster
Answer: D
IBM認証試験 C4090-454 C4090-454問題集 C4090-454 C4090-454
NO.6 Which of the following best describes the TS1140 EastSync function?
A. Matches the input and output data rates of the main buffer
B. Uses a non-volatile cache for small transaction sizes (less than 204 MB compressed)
C. Reads forward to the requested target block rather than performing a higher-speed tape motion
D. Improves synchronized write performance for larger transactions (greater than 204 MB
compressed)
Answer: B
IBM問題集 C4090-454 C4090-454認定証
NO.7 What is limited by Performance Increments in the TS7700?
A. Host Read only
B. Host Write only
C. Host Read and Write
D. Host Read, Write and Grid Replication
Answer: B
IBM問題集 C4090-454 C4090-454 C4090-454
NO.8 Which two of the following environments are supported for use with a TS7700? (Select two)
A. AIX
B. z/VSE
C. z/TPF
D. MVS/ESA
E. z/Linux
Answer: B,C
IBM C4090-454 C4090-454認定試験 C4090-454
NO.9 A customer is in the process of installing a two node TS7740 grid with a single production site.
The
second site used for DR is 50 km away. They want to set all logical volumes to have a size of 6
GB.
What is a possible effect on the customer’s tape workload?
A. It may increase the recall time for logical volumes
B. It may increase the amount of data stored on stacked volumes
C. It may increase the mount time for fast ready scratch volumes
D. It may increase the amount of data stored in the tape volume cache
Answer: A
IBM参考書 C4090-454練習問題 C4090-454 C4090-454認定試験
NO.10 A customer has two TS7740 V07 at Release 3 in a two-way grid across two sites. There is a new
requirement for a subset of the data created in Site A (Cluster 0) to be written in both sites but to
be in Site B (Cluster 1) at the end of the job.
What method is best employed to achieve this with the least impact on the batch run, and at the
lowest cost?
A. Setup a policy for the data creating a copy consistency of RR in Site A
B. Setup a policy for the data creating a copy consistency of RD in Site A
C. Set up a policy for the data creating a copy consistency of DR in Site A
D. Connect Site A to the TS7740 in Site B with two PICON channels and run the jobs using logical
units on Site B
Answer: C
IBM認定資格 C4090-454 C4090-454 C4090-454 C4090-454
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