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Updated: Sep 10, 2026
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IBM C4090-455 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | High Volume Storage Fundamentals V3 |
| Exam Number: | 000-455 (C4090-455) |
| Exam Price: | USD 100 (approx.) |
| Passing Score: | 839 (approx.) |
| Related Certifications: | IBM Systems Storage C4090 Series IBM Storage Specialist Certifications |
| Exam Format: | Multiple Choice Questions (MCQ) |
| Real Exam Qty: | 73 |
| Available Languages: | English |
| Exam Duration: | 105 minutes |
| Sample Questions: | IBM C4090-455 Sample Questions |
| Exam Way: | Delivered at Pearson VUE testing centres or online proctored through Pearson VUE. |
| Pre Condition: | No formal prerequisites; recommended experience in enterprise storage environments. |
| Official Syllabus URL: | https://www.pearsonvue.com/us/en/ibm.html |
IBM C4090-455 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| IBM Storage Products | - IBM DS and Storwize Families - High Volume Storage Solutions |
| Storage Fundamentals | - SAN and Networked Storage - Storage Architecture and Technologies - Disk and Tape Storage Concepts - Backup, Recovery and Data Protection |
IBM High Volume Storage Fundamentals V3 Sample Questions:
In IBM Systems Director, what plug-in provides management for the DS3500?
- A. VMControl
- B. Network Control
- C. Service and Support Manager
- D. Storage Control
Correct Answer: D 🗳️
A small customer needs to upgrade their tape environment from Ultrium 4 to current technology. The technical specialist is recommending the TS2900 to meet current and future needs.
Which of the following is the business value of the proposed solution?
- A. LTO standard provides for backward compatibility
- B. LTO technology provides for tape pooling
- C. TS2900 supports replication
- D. TS2900 can connect to System x, Power systems, and System z
Correct Answer: A 🗳️
A customer is using an aging EMO DMX and is running out of floor space in their data center. They are a loyal EMO customer but the 010 is willing to have a quick discussion with IBM.
What IBM storage efficiency technologies should be discussed to address their floor space issue?
- A. manual tiring and external virtualization
- B. storage virtualization and thin provisioning
- C. tape automation and LTO tape
- D. FlashCopy and replication
Correct Answer: B 🗳️
Based on the LTO standard, what is the published data compression rate of LTO-6?
- A. 2.0:1
- B. 5.0:1
- C. 2.5:1
- D. 3.5:1
Correct Answer: C 🗳️
A customer is developing a backup plan to minimize their effort in recovery. First they will use high capacity disk for IBM FlashCopy Manager flash copies on a 2-hour basis for immediate recovery. Second, every Sunday morning they complete a backup on all data. Finally, they perform a nightly backup of only the changes made since the last full backup.
The final step is commonly known as what type of backup?
- A. Preferred server backup
- B. Full backup
- C. Differential backup
- D. Incremental backup
Correct Answer: D 🗳️
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