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IBM C4090-453 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Migration and Support | 10% | - Support resources and documentation - Data migration strategies - Upgrade and compatibility |
| Topic 2: DS8000 Architecture and Components | 22% | - Easy Tier and storage tiering - Hardware architecture and components - RAS features and reliability - Cache and Non-Volatile Storage (NVS) |
| Topic 3: Interoperability and Integration | 14% | - Tivoli Storage Productivity Center - PowerHA and GDPS integration - Open systems and mainframe environments - VMware integration |
| Topic 4: Solution Design and Sizing | 26% | - TDA (Technical Delivery Assessment) process - Requirements analysis - Disk Magic and Capacity Magic tools - Configuration and sizing |
| Topic 5: Copy Services and Advanced Functions | 28% | - z/OS specific copy services - Metro Mirror / Global Mirror - Encryption and security - FlashCopy - Thin provisioning and QoS |
IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
1. If a customer experiences significant technical issues with an installed DS8000 system, which action should be taken immediately to report them?
A) The responsible IBM Customer Service Representative needs to open a problem record
B) IBM automatically opens an internal problem record based on the Call Home messages
C) The customer needs to open a problem management request (PMR)
D) Contact the responsible IBM sales representative who must handle all related communications
2. Which statement is true of the Easy Tier feature on DS8000?
A) It will operate in a homogeneous pool.
B) It is a priced feature by terabytes used.
C) It handles data in 256 MB chunks.
D) It requires SSDs to be added to a heterogeneous pool to operate.
3. A mainframe customer would like to receive a proposal for a mainframe storage system with 120 TB raw capacity. The mainframe server load is not too high, and they need drives with the lowest possible power consumption to keep operating costs low. The customer will not increase the capacity of their mainframe applications in the future but rather invest later into their Power servers.
Which of the following solutions best meets these requirements at the lowest cost?
A) Offer a DS8870 with the largest available capacity EC drives
B) Offer a DS8870 with standard cabling and the largest available capacity SAS drives
C) Offer a DS8870 with the largest available capacity SATA drives
D) Offer a DS8870 with business class cabling and the largest available capacity SAS drives
4. Which function is unique to the DS8000 within the following IBM disk storage products: DS8000, XIV, Storwize V7000?
A) Support for native Fibre Channel connections
B) Support for SSDs
C) Native encryption
D) Support for large form factor drives
5. Which of the following statements about remote replication on the D38000 is true?
A) Global Copy does not provide consistency
B) Global Mirror has a maximum of 256 volumes
C) Metro Mirror's longest supported distance is 100 kilometers
D) Metro/Global Mirror can only be used for z/OS data
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: A |








