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Updated: Aug 18, 2026
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IBM C4090-457 Exam Overview:
| Certification Vendor: | IBM |
| Exam Name: | IBM Storwize V7000 Implementation V1 |
| Exam Number: | C4090-457 |
| Real Exam Qty: | 60 |
| Exam Duration: | 90 minutes |
| Exam Format: | Multiple choice, Single answer, Scenario-based questions |
| Certificate Validity Period: | Does not expire (IBM certification policy may vary by program version) |
| Exam Price: | $200 USD (may vary by region) |
| Related Certifications: | IBM Certified Specialist - SAN Volume Controller IBM Certified Specialist - IBM Storage |
| Passing Score: | 61% |
| Available Languages: | English |
| Recommended Training: | IBM Storwize V7000 Implementation Training |
| Exam Registration: | IBM Certification Portal Pearson VUE IBM Exams |
| Sample Questions: | IBM C4090-457 Sample Questions |
| Exam Way: | Online proctored exam via Pearson VUE or IBM certification testing partner |
| Pre Condition: | Recommended experience with IBM Storwize or SAN storage concepts; basic knowledge of storage networking (FC/iSCSI). |
| Official Syllabus URL: | https://www.ibm.com/training/certification |
IBM C4090-457 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Planning and Architecture | - Hardware components and specifications - Storwize V7000 system architecture - Implementation planning considerations |
| Topic 2: Storage Provisioning | - Host connectivity (iSCSI and Fibre Channel) - Volume creation and management - Host mapping and masking |
| Topic 3: Installation and Initial Configuration | - System setup and cabling - Storage pool creation - Initial GUI and CLI configuration |
| Topic 4: Monitoring and Maintenance | - Firmware upgrades and system maintenance - Event logs and alert management - Performance monitoring and troubleshooting |
| Topic 5: Copy Services and Data Protection | - Consistency groups and replication design - FlashCopy implementation - Metro Mirror and Global Mirror |
IBM Storwize V7000 Implementation V1 Sample Questions:
1. 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) Select the Run Fix Procedure option of the event entry
D) Reboot each controller one at a time to clear the error log
2. After analyzing the results of Comprestimator, it was determined that existing volumes are good candidates for compression.
Which option will convert an existing volumes to acompressed volume?
A) Use the Volume Mirroring function
B) Create a pool with compressed volume
C) Create a new pool with thin provisioning
D) Change the existing volume to compress
3. During the Storw.ze V7000 implementation a customer finds that activating Metro Mirror increases host write latency by 5X while leaving the host read latency unchanged
Which of following options will reduce the write latency?
A) Increase the number of FCIP tunnels
B) Change from Metro Mirror to Global Mirror
C) Decrease LUN size
D) Enable Easy Tier
4. Where would the implementer go in the GUI to see what operations have failed on the system?
A) Take the cursor and highlight the status bar
B) System Events Log
C) Go to the Overview screen in the GUI
D) Settings > Support > Download Support Package
5. 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) Create a thin provisioned volume and use host mirroring to migrate the data
B) Shrink all volumes and then remap to hosts
C) Use Real-time Compression to compress all volumes
D) Remove MDisks from the pools
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: C |
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