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IBM C4090-453 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Solution Design and Sizing | 26% | - Configuration and sizing - Requirements analysis - TDA (Technical Delivery Assessment) process - Disk Magic and Capacity Magic tools |
| Topic 2: Migration and Support | 10% | - Support resources and documentation - Upgrade and compatibility - Data migration strategies |
| Topic 3: DS8000 Architecture and Components | 22% | - Easy Tier and storage tiering - RAS features and reliability - Cache and Non-Volatile Storage (NVS) - Hardware architecture and components |
| Topic 4: Copy Services and Advanced Functions | 28% | - Thin provisioning and QoS - Metro Mirror / Global Mirror - FlashCopy - Encryption and security - z/OS specific copy services |
| Topic 5: Interoperability and Integration | 14% | - Open systems and mainframe environments - PowerHA and GDPS integration - VMware integration - Tivoli Storage Productivity Center |
IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
1. A Business Partner has just received a REP from a customer for new disk subsystems for their data centers which are 500 km apart. DS8000 Global Mirror will be proposed. The customer wants to manage the replication environment using off-the-shelf software rather than custom scripting. The customer already has EMC Symmetrix replicating between their data centers.
Which of the following should be proposed to manage the D58000 replication?
A) Tivoli Storage FlashCopy Manager V3.1
B) DS8000 Storage Manager GUI 6.3
C) Tivoli Storage Productivity' Center V5.1
D) EMC Recover Point 3.5
2. When I/O Priority Manager is enabled, each volume in a D38800 is assigned to a performance group at the time of the volume creation.
What action will the DS8800 take to ensure that the most important volumes as defined to I/O Priority Manager receive the highest level of system resources available?
A) delay I/Os with lower performance policies
B) allocate additional cache for volumes with higher performance policies
C) invoke Easy Tier for higher performance policy I/Os
D) move volumes with higher performance policy I/Os to faster disks or SSDS
3. Which tool can a customer use without assistance to determine whether a mixture of different disk types, in conjunction with Easy Tier, could improve performance on a DS8000?
A) Capacity Magic
B) Pre-Sales Advisor
C) Disk Magic
D) Storage Tier Advisor
4. A customer's IT department has had problems meeting their backup window. They now mandate that a fast backup process be in place before an application is deployed. They have a DS8000 as their disk subsystem and a TS3500 tape library for backups.
What is the simplest and most effective option to satis1i this requirement?
A) Install Solid state Drives
B) Implement TS1 140 drives
C) ImplementFlashCopy
D) Increase cache size
5. As with all types of technology. System z software occasionally needs to have maintenance applied to it to fix errors or to support enhanced functionally.
In the System z environment, this maintenance is known as:
A) APAR5 and PTE5
B) Non-disruptive Code Loads
C) Service Level sets
D) MLs and Patches
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: A |
