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EMC E20-326 Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Implementation Best Practices | - Unified connectivity and host configurations
- Zoning and fabric considerations
|
| Topic 2: Symmetrix Architecture and Storage Design | - Storage pool and RAID configurations
- Symmetrix/VMAX hardware and components
- Performance considerations and workload planning
|
| Topic 3: Capacity Planning and Sizing | - Capacity analysis methods
- Tool usage for sizing (Tier Advisor, Performance Analyzer)
|
| Topic 4: Data Protection and Replication Design | - SRDF/S and SRDF/A replication
- Backup and continuity solution integration
- TimeFinder and local protection strategies
|
EMC Symmetrix Solutions Design Exam for Technology Architects Sample Questions:
Question 1
What is a feature of Delta Set Extension pools?
A. RAID5 with 15krpm disks is recommended for optimal performance of a DSE pool.
B. DSE pools can be shared between multiple SRDF/A groups.
C. DSE Pools are only required at the R1 side.
D. An SRDF/A group can be associated with different pools, regardless of protection or emulation type.
Question 2
A TimeFinder/Snap of production data must be recreated in a four hour cycle throughout the day. Which change tracker report will provide the best data for modeling a solution for the twenty-four hour period?
A. Delta report reset every four hours
B. SUM report over four hours
C. Delta report reset every twenty four hours
D. SUM report over twenty four hours
Question 3
What are risk factors you should consider when designing an Open Replicator solution?
A. Low latency, FA port redundancy and primary array workloads.
B. Slow host performance, poor Open Replicator installation and link size.
C. FA processors utilization, switch and director workloads and ISL traffic.
D. Large Operating System partitions, large TDAT's and fast host adapter speeds.
Question 4
Your customer is interested in using Timefinder/Snap. You have determined there needs to be fifty save devices to handle the change rate for 125 virtual devices. The Save devices and the virtual devices are the same size. What should be recommended if source volume performance is a consideration?
A. Allocate enough disks to handle the change rate
B. Recommend using RAID6 for the Save devices
C. Spread the Save devices across as many DAs and disks as possible
D. Recommend using Timefinder/Clone
Question 5
As a general rule when designing a Symmetrix VMAX array, which maximum percentage of utilization should be maintained for performance critical configurations?
A. 66
B. 70
C. 50
D. 75
Solutions:
Question 1 Answer: B | Question 2 Answer: A | Question 3 Answer: C | Question 4 Answer: D | Question 5 Answer: C |