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IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

1. A customer has a UNIX-based 25 TB Oracle/SAP instance currently running on an HP 12000 Enterprise Storage array. The database is very sensitive to response times and is reported to have a peak I/O requirement of over 25,000 I/O per second. The HP device is nearly three years old, and the customer is considering replacing it.
Which of the following is the best way to investigate the IBM DS8000 as a suitable technology replacement for the HP 12000 device?

A) Ask the customer for IOSTAT output from the server or servers and use it as an input to a Disk Magic model.
B) Ask the customer if they can estimate the workload characteristics.
C) Use the Internet to find out the capabilities of an HP 12000 Storage Array and configure an equivalent IBM D58800.
D) Ask the customer on what basis HP sized the HP 12000 Storage Array originally, and make an assessment from that information.

2. The customer's data center has an elevator with a maximum load capacity' of 2200 lb (1000 kg). A Disk Magic study has proved that the performance requirements of the workload are at Enterprise class levels.
What should be recommended?

A) A standard D68800. The Customer Engineer can then remove parts until the elevator load capacity' is not exceeded.
B) Configure the feature code on DS8800 which allows a shipping weight reduction.
C) Redesign the solution to use modular systems, like IBM Storwize V7000, which could be delivered in lighter shipments.
D) Order a DS8800 with minimal disks and then MES upgrade with additional capacity' to the customer's requirements.

3. A customer would like to implement an enterprise solution and needs 200 TB usable capacity on a write intensive workload.
They are convinced that 600 GB drives are the optimum size for their business applications.
Very limited space is available for additional systems in their data center.
Which solution best meets this requirement?

A) DS8870 system with one frame and 5% SSD drives
B) DS8870 system with two frames
C) Three fully-configured clustered Storwize V7000 systems
D) XIV Gen3 system with 13 modules

4. What is DS8000 Assist On Site (AOS)?

A) AOS is an STG lab services program to assist DSS000 customers onsite for machine performance improvements.
B) AOS is a program designed to help DS8000 customers support accessing the system remotely through SSL secure connection.
C) AOS is an STG lab services program to assist DSS000 customers perform HDD secure data erase.
D) AOS is a GTS program to assist DS8000 customers for data migration.

5. Which tool can a customer use without assistance to determine whether a mixture of different disk types, in conjunction with Easy Tier, could improve performance on a DS8000?

A) Capacity Magic
B) Storage Tier Advisor
C) Disk Magic
D) Pre-Sales Advisor

Solutions: