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EMC E20-326 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Performance & High Availability | 10% | - Cache partitioning and tuning - I/O characteristics and workload analysis - RAID protection design - Multi-site availability design |
| Topic 2: Storage Provisioning & Virtualization | 20% | - Thin pools and FAST VP technology - Device configuration and masking - SRP and storage resource management - Symmetrix Virtual Provisioning |
| Topic 3: Symmetrix VMAX Architecture | 25% | - Hardware components and architecture - Enginuity operating environment - Cache and memory management - FA, DA, and SA director functionality |
| Topic 4: Remote Replication & SRDF | 25% | - SRDF/Metro and SRDF/DM - SRDF/Synchronous and SRDF/Asynchronous - Disaster recovery planning - Networking and connectivity design |
| Topic 5: Local Replication Solutions | 20% | - TimeFinder family overview - Consistency groups and BCVs - TimeFinder/Snap, Clone, and VP - Open Replicator functionality |
EMC Symmetrix Solutions Design Exam for Technology Architects Sample Questions:
1. You are designing an SRDF/A DSE solution. The production application is expected to generate approximately 1500 4 KB write operations every second. The DSE pool will have RAID 5 (3+1) devices residing on 600 GB 15K RPM FC disks.
What is the estimated number of disks required for DSE?
A) 200
B) 60
C) 100
D) 160
2. A customer needs to have copies of their production database accessible to their test and development team. The production data resides on a VMAX and test and development resides on a CLARiiON. Which tool is appropriate for data distribution?
A) SRDF
B) Open Replicator
C) TimeFinder
D) Open Migrator
3. A customer is interested in utilizing SRDF/AR to generate a remote copy of an application with an RPO of six hours. In order for you to calculate the bandwidth requirements you will need to run Change Tracker. To which should you set the reset interval length for
DeltaMark?
A) 21600
B) 32400
C) 10800
D) 86400
4. You are designing an SRDF over GigE solution. What is a consideration to maximize TCP connection scaling?
A) The speed limit should be set on all GigE ports on both the source and target arrays.
B) The MTU size must be hard set in the bin file on both the source and target arrays.
C) All GigE ports on the source array should be able to see all GigE ports on the target array.
D) Jumbo frames must be enabled on the all GigE ports on both the source and target arrays.
5. What is a supported mode combination for disk-based Cascaded SRDF?
A) First leg - SRDF/S Second leg - SRDF Adaptive Copy Write Pending Mode
B) First leg - SRDF/S Second leg - SRDF/S
C) First leg - SRDF/S Second leg - SRDF/A
D) First leg - SRDF/A Second leg - SRDF/A
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: B | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: C |





