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Exam : IBM 000-746
Title : High-End Disk Solutions Version 5


1. A customer wants to consolidate storage from four IBM System p servers and one large System i server. The customer does not have a SAN installed. The customer will require approximately 4 TB for System p and 3 TB for System i. The customer states that performance and isolation of the System i system is most important. Capacity, multipath access, and replication functions are important for the System p servers. Which of the following best satisfies the customer requirements?
A. IBM System Storage DS8100 with 300GB drives for the System p, 73GB/15K drives for System i, and advanced functions for System p capacity
B. IBM System Storage DS8300 with LPAR, the 73GB/15K drives for System i, and 300GB drives and advanced functions for System p capacity
C. IBM System Storage DS6800 with direct attach, 73GB/15K drives for System i performance, and 300GB drives and advanced functions for System p
D. IBM System Storage DS6800 with 145GB/15K drives for System i, 500GB FATA drives for System p
Answer: B

2. A customer with an IBM System Storage DS8300 needs to create two logical partitions. During a review of expected input/output requirements, it is determined that one storage image will need 64 GB of memory while the other storage image needs 32 GB of memory. What is the minimal amount of memory required in the DS8300 to satisfy the requirements?
A. 64 GB
B. 96 GB
C. 128 GB
D. 256 GB
Answer: C

3. A customer has several System i servers connected to an existing IBM TotalStorage Enterprise Storage Server and wants to purchase an IBM System Storage DS8100 for disaster recovery purposes. The distance between the sites is 200 km. Which of the following should the storage specialist recommend to ensure maximum data availability?
A. Extended Remote Copy (XRC)
B. Global Copy
C. Global Mirror
D. Metro Mirror
Answer: D

4. A customer currently has an IBM System Storage DS8300, 2107 Model 922. If the customer upgrades the processor to the POWER5+ feature, what would be the expected performance (IOPS) improvement?
A. 5%
B. 15%
C. 25%
D. 40%
Answer: B

5. An IBM Business Partner is analyzing customer requirements for a disk subsystem. To determine that the IBM System Storage DS8000 can operate in the customer's current host environment, what is the best source of information for the storage specialist to use?
A. PartnerWorld
B. PartnerLine
C. Offline Configuration Tool
D. IBM System Storage Web Site
Answer: D

6. An IBM System Storage DS8300 is being proposed to a company that has heterogeneous hosts. Which of the following is the most up to date source of information to validate that the DS8300 meets the requirements?
A. DS8000 Implementation Redbook
B. DS8000 Interoperability Matrix
C. DS8000 Host Attachment Guide
D. DS8000 Introduction and Planning Guide
Answer: B

7. An IBM System Storage DS8100 is installed with four FICON host adapters and four ESCON host adapters. Which design characteristic of the DS8100 gives the best arrangement for high availability?
A. Adapters are evenly distributed across bays.
B. FICON adapters are in different bays from ESCON adapters.
C. Primary adapters are in odd-numbered slots, and alternate adapters in even-numbered slots.
D. Primary adapters are in even-numbered slots, and alternate adapters in odd-numbered slots.
Answer: A

8. A customer has an installed IBM System Storage DS8100 with 20 TB of storage, 32 GB cache, and 16 Fibre Channel ports. The customer is beginning to experience throughput performance issues. To best address these performance considerations at minimal cost, which of the following steps should be suggested?
A. Add an Expansion Frame with additional Fibre Channel ports.
B. Convert the installed DS8100 to DS8300 with an additional Expansion Frame and additional FC ports.
C. Add an additional DS8100.
D. Add additional Fibre Channel ports to the existing DS8100.
Answer: D

9. A customer has installed an IBM System Storage DS8100 with 128 GB of cache. A performance analysis has determined that the customer needs more cache for a new workload. Which of the following will provide the necessary performance?
A. Add an SVC with the maximum cache.
B. Add a DS6800 with maximum cache.
C. Upgrade the cache on the DS8100.
D. Upgrade to a DS8300 with maximum cache.
Answer: D

10. A customer recently implemented a data warehousing application. What disk subsystem attribute is most important for this type of application?
A. Read performance and scalability
B. Write performance and scalability
C. Large cache capability
D. Block and file input/output capability
Answer: A

11. A customer has an existing IBM TotalStorage Enterprise Storage Server attached to a System z server via ESCON. They will be adding an IBM System Storage DS6800 connected to 20 new System p servers. Which of the following is the most appropriate customer training recommendation?
A. Fibre Switch Implementation
B. Copy Services Implementation
C. pSeries Performance Tuning
D. SAN Architecture and Problem Determination
Answer: D

12. When using IBM System Storage DS Manager for the IBM System Storage DS8000 for the first time, what should be done?
A. Perform logical configuration of the DS8000.
B. Create users with operator authority.
C. Change the password and userid.
D. Get the product license keys through DSFA (DS Feature Activation) function.
Answer: C

13. A sales team has proposed an IBM System Storage DS8100 configured with 10 TB raw capacity for both System z and System p capacity requirements. For their System z environment, 2 TB have been configured with an additional 3 TB for IBM FlashCopy. The System p environment has no requirement for IBM PTC. What is the correct license scope for this feature and required license capacity?
A. All - 10 TB
B. CKD and 3 TB
C. CKD and 5 TB
D. CKD and 10 TB
Answer: C

14. What outcome can be determined from the use of SDD when the Dynamic I/O Load balancing option is enabled, if multiple paths from the host have the same load?
A. A path is chosen based on adapter placement in the host.
B. A path is chosen at random from those paths.
C. A path is never chosen.
D. The change path option will not be used.
Answer: B