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IBM C4090-457 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Migration and External Virtualization | 12% | - Data migration methods - Importing external storage - Virtualization layer configuration |
| Additional Disk Configuration | 8% | - RAID levels and allocation - Managed disks and storage pools - Expansion enclosure integration |
| User Management | 5% | - Role-based access control - Security policies - User accounts and permissions |
| Easy Tier | 6% | - Tiered storage concepts - Performance optimization - Configuration and monitoring |
| Troubleshooting | 10% | - Fault isolation and resolution - System logs and alerts - Performance monitoring |
| Copy Services | 14% | - FlashCopy snapshots and clones - Consistency groups - Metro Mirror and Global Mirror |
| Host Attach | 13% | - Fibre Channel and iSCSI connectivity - Host configuration and volume mapping - Multipath setup and best practices |
| Real-time Compression | 6% | - Compression licensing - Performance considerations - Volume compression configuration |
| Hardware Initial Configuration and Installation | 21% | - System components and racking - Software installation and licensing - Initial setup and network configuration |
| Clustering | 5% | - Cluster creation and management - I/O group configuration - Quorum and redundancy |
IBM Storwize V7000 Implementation V1 Sample Questions:
Question 1
On the Pools function icon, which option is selected to create a storage pool?
A. External Storage
B. Volumes by Pool
C. Internal Storage
D. MDisk by Pool
Question 2
The implementer wants to view the system event log due to some error messages on startup. Which function icon on the Storwize V7000 GUI is used to view the error message?
A. Settings
B. Access
C. Home
D. Monitoring
Question 3
The implementer sees errors in the System Events Log in the GUI but the Health Status bar remains green.
What should be done to find out if the issue has been resolved or if it is an older error?
A. Collect support logs again and see if the errors show up in the support logs
B. Reboot the storage subsystem to clear the errors
C. Reboot each controller one at a time to clear the error log
D. Select the Run Fix Procedure option of the event entry
Question 4
An implementer provisioned storage from the Storwize V7000 to all hosts per the implementation plan an audit determined that host volumes utilized less than 50% of their allocated storage.
What steps can be taken to reclaim the underutilized space?
A. Shrink all volumes and then remap to hosts
B. Remove MDisks from the pools
C. Create a thin provisioned volume and use host mirroring to migrate the data
D. Use Real-time Compression to compress all volumes
Question 5
An implementer needs to migrate a volume from an external storage controller to a Storwize V7000. The volume is currently used by a server for operating system boot from the SAN
What option must be used in order to properly migrate this volume?
A. Create a second copy of the boot LUN using Volume Copy
B. Use the Migration Wizard to migrate the boot LUN
C. Use the Import Wizard or the CLI to import the volume
D. Start a FlashCopy session on the virtualized boot LUN
Solutions:
| Question 1 Answer: D | Question 2 Answer: A | Question 3 Answer: D | Question 4 Answer: D | Question 5 Answer: C |

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