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IBM C4090-958 Exam Syllabus Topics:

IBM Enterprise Storage Technical Support V3 Sample Questions:

1. A customer with numerous open system servers is using a single DSSSOO system with Easy Tier enabled. Storage performance for a specific clustered server needs to improve for end-of-month and end-of-quarter processing. The customer requires minimal disruption to operations.
Which feature or action should the technical specialist recommend to the customer to improve performance for the clustered servers?

A) Enable and configure I/O Priority Manager
B) Install a megapack of SSDs
C) Increase the installed cache of the DS8SOO
D) Adjust the cache block size used by the DS8800

2. A Business Partner has just sold a DS8870 with one Expansion Unit and wants to implement encryption. What is a responsibility of the customer for deployment?

A) system configuration and integration of TKLM server
B) ensure DS8870 Expansion Unit is installed appropriately
C) encryption license installation and integration of TKLM server
D) ensure the DS8870 is upgraded to the latest microcode level

3. Using the exhibit as a reference, which product is being accessed?

A) IBM System Storage SAN Volume Controller
B) IBM SmartCloud Virtual Storage Center
C) IBM XIV Gen3 Storage System
D) IBM Tivoli Storage Productively Center V5.1

4. What will happen if a customer refuses to install a Customer-Replaceable Unit (CRU)?

A) the Remote Support Center will void the system warranty
B) the customer will be billed to have IBM replace the CRU part
C) IBM will dispatch a Service Support Representative to replace the CRU part at no charge
D) IBM will not send the part

5. A customer wants to add a fully populated BladeCenter chassis to their existing core-edge SAN. They have suffered performance issues in the past due to congestion and over-utilization of inter-switch links (ISL). The customer has asked what is the best practice guideline concerning ISL oversubscription ratio.
Which one of the following ratios does the technical specialist provide?

A) 20:1
B) 1:1
C) 50:1
D) 10:1

Solutions: