000-744 exam questions
000-744 Exam
DS4000 Technical Version 1
* Exam Number/Code : 000-744
* Exam Name : DS4000 Technical Version 1
* Questions and Answers : 148 Q&As
* Update Time: 2010-05-12
* Price: $ 60.00
Exam : IBM 000-744
Title : DS4000 Technical Version 1
1. 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
2. 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
3. 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
Resources and Tools (8%)
1. Using Technical Documentation: Given a task, identify and utilize the appropriate resources to complete the task successfully (e.g., technical documents, online help, checklists, etc.).
2. When using the IBM support process (including warranty support, SupportLine, Tech Express, RTS), identify and gather the necessary support information (e.g., collect all support data, shell data, etc.), and implement an action plan (e.g., replacing parts, etc.).
3. Install and use the set of available tools (e.g., bandwidth estimator, storage calculator, Exchange Estimator, Storage Sizing Estimator for Oracle, Disk Magic) and analyze their output to create more robust installations.
Physical Installation of DS4000 (24%)
1. Using best practices, demonstrate the proper: 1) cabling scheme for the DS4000 system hardware configuration (e.g., identifying the controller port, understanding the drive channnel/loop scheme and expansion tray intermix); 2) expansion tray numbering; 3) power-up sequence; 4) port and controller IP address configuration.
2. Integrate or migrate new hardware into an existing DS4000 storage system, including controllers, expansion units, drives, ESMs and SFPs.
3. Integrate replacement parts into an existing DS4000 storage system, including controllers, expansion units, drives, ESMs and SFPs.
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