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IBM C4090-453 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Planning and Sizing | 25% | - RAID types and drive selection - TDA process and interoperability validation - Requirements analysis and solution design - Sizing tools: Disk Magic, Capacity Magic |
| Troubleshooting and Support | 10% | - Monitoring and problem determination - IBM support resources and documentation |
| Configuration and Management | 15% | - License models and feature activation - DS Storage Manager GUI and DS CLI - Migration strategies and upgrades |
| Architecture and Overview | 20% | - Storage hierarchy and cache management - RAS features and reliability - Supported environments: Open Systems and System z - DS8000 hardware components and architecture |
| Advanced Functions and Copy Services | 30% | - Easy Tier, thin provisioning, encryption - FlashCopy, Metro Mirror, Global Mirror - z/OS specific functions: PAV, zHPF, Hyperswap - Integration with VMware, GDPS, PowerHA |
IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
1. A customer has submitted an REP for which a DS8870 is the preferred solution to support their VMware environment. They require support for VAAI Extended Copy.
What should the technical specialist advise this customer?
A) A SAN Volume Controller must be proposed along with the DS8870 to provide VAAI support
B) VAAI is only a host function so any disk subsystem can be considered
C) A DS8870 with FlashCopy should be proposed
D) DS8870 supports the VAAI functionality required by this customer
2. The DS CLI can be invoked in which three modes?
1.Single-shot command mode
2.Interactive command mode
3.Script command mode
4.Background command mode
A) 1, 2, 3
B) 1, 2, 4
C) 1, 3, 4
D) 2, 3, 4
3. What should be used to most effectively model System z customer workload for implementation on IBM DS8800?
A) RMF Magic only
B) Disk Magic only
C) RMF Magic and Disk Magic
D) SMF Analyzer
4. A pre-sales TDA must be done for the sale of a new DS8870. Which document type should be used for documenting the review details?
A) The generic STG pre-sales TDA guide
B) No special document format is required for the review summary
C) The D58870 Technical and Delivery Assessment (TDA) Guide
D) The IBM System Storage High End Disk Technical and Delivery Assessment (TDA) Guide
5. Which function is unique to the DS8000 within the following IBM disk storage products: DS8000, XIV, Storwize V7000?
A) Native encryption
B) Support for native Fibre Channel connections
C) Support for SSDs
D) Support for large form factor drives
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: A | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: A |
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