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EMC E20-326 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Symmetrix VMAX Architecture | 25% | - Cache and memory management - Enginuity operating environment - FA, DA, and SA director functionality - Hardware components and architecture |
| Topic 2: Remote Replication & SRDF | 25% | - SRDF/Synchronous and SRDF/Asynchronous - Disaster recovery planning - Networking and connectivity design - SRDF/Metro and SRDF/DM |
| Topic 3: Performance & High Availability | 10% | - RAID protection design - Multi-site availability design - I/O characteristics and workload analysis - Cache partitioning and tuning |
| Topic 4: Storage Provisioning & Virtualization | 20% | - Symmetrix Virtual Provisioning - Thin pools and FAST VP technology - Device configuration and masking - SRP and storage resource management |
| Topic 5: Local Replication Solutions | 20% | - Consistency groups and BCVs - TimeFinder/Snap, Clone, and VP - TimeFinder family overview - Open Replicator functionality |
EMC Symmetrix Solutions Design Exam for Technology Architects Sample Questions:
Question 1
How is Open Replicator licensed?
A. Licenses are per host and are priced based on the amount on the total amount of storage capacity that is mapped to an FA port.
B. Licenses are per-system and are priced by the raw capacity of the array. This is required for the control array only.
C. Licenses are per-system and are priced by the raw capacity of the array. This is required for both the remote and control arrays.
D. Licenses are per host and are priced based on an agent license that is entered via command line.
Question 2
A customer needs to configure SRDF/S between two sites 10 km apart. The customer
connected the R1 ports to fabric-A at site 1 and the R2 ports to fabric-B at site 2. The customer does not want to merge the two fabrics between sites.
What is the recommended solution?
A. Connect the RDF ports using DWDM or SONET.
B. Implement FC routing or Virtual SAN to isolate the fabric
C. Implement FCIP connection to isolate the fabric
D. Merge two fabrics, and zone R1 and R2 ports.
Question 3
Prior to creating the Symmetrix VMAX architecture for Microsoft SQL, you are given a Perfmon Log view containing data for the database LUN. The file contains read and write IOPS collected over the past week, at 3-minute intervals.
Which method should be used to determine the correct IOPS target for calculating the appropriate number of RAID corrected spindles?
A. 75th percentile
B. 90th percentile
C. Overall Peak
D. Overall Average
Question 4
A customer is implementing a Microsoft Exchange environment on a Symmetrix VMAX. The environment will be deployed on 600 GB FC 15K drives using RAID 1 data protection. The application generates 1350 I/O per second and has a 2:1 read/write ratio.
What is the minimum number of drives recommended to support the application?
A. 30
B. 16
C. 12
D. 8
Question 5
What is the maximum recommended distance for an SRDF/S over CWDM deployment?
A. 100 km
B. 50 km
C. 200 km
D. 150 km
Solutions:
| Question 1 Answer: B | Question 2 Answer: B | Question 3 Answer: B | Question 4 Answer: C | Question 5 Answer: A |
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