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EMC E20-326 Exam Overview:
| Certification Vendor: | EMC (Dell EMC) |
|---|---|
| Exam Name: | Symmetrix Solutions Design Exam for Technology Architects |
| Exam Number: | E20-326 |
| Real Exam Qty: | 60-75 |
| Exam Format: | Multiple Choice, Scenario-based, Drag-and-drop |
| Available Languages: | English |
| Certificate Validity Period: | 3 years |
| Related Certifications: | EMC Technology Architect Specialist - VMAX Solutions Expert - Symmetrix Solutions |
| Passing Score: | 65-70% |
| Exam Price: | $220 - $300 USD |
| Exam Duration: | 90-120 |
| Recommended Training: | Dell Technologies Proven Professional Learning |
| Exam Registration: | Pearson VUE Registration |
| Sample Questions: | EMC E20-326 Sample Questions |
| Exam Way: | Onsite at Pearson VUE testing centers; no online proctoring available |
| Pre Condition: | No mandatory prerequisites; recommended 2+ years experience with Symmetrix/VMAX storage |
| Official Syllabus URL: | https://learning.dell.com |
EMC E20-326 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Symmetrix VMAX Architecture | 25% | - Cache and memory management - FA, DA, and SA director functionality - Enginuity operating environment - Hardware components and architecture |
| Topic 2: Performance & High Availability | 10% | - I/O characteristics and workload analysis - RAID protection design - Cache partitioning and tuning - Multi-site availability design |
| Topic 3: Local Replication Solutions | 20% | - Open Replicator functionality - TimeFinder family overview - Consistency groups and BCVs - TimeFinder/Snap, Clone, and VP |
| Topic 4: Remote Replication & SRDF | 25% | - SRDF/Metro and SRDF/DM - Networking and connectivity design - Disaster recovery planning - SRDF/Synchronous and SRDF/Asynchronous |
| Topic 5: Storage Provisioning & Virtualization | 20% | - Symmetrix Virtual Provisioning - Device configuration and masking - Thin pools and FAST VP technology - SRP and storage resource management |
EMC Symmetrix Solutions Design Exam for Technology Architects Sample Questions:
You are designing a Symmetrix VMAX Virtual Provisioning solution for a VMware vSphere environment. Which format does EMC recommend when creating a virtual disk for a virtual machine?
- A. thin
- B. zeroedthick
- C. eagerzeroedthick
- D. 2gbsparse
A customer will migrate existing AIX, HP-UX and Windows hosts from a DMX-3 to a new VMAX array. You need performance data from the existing array to design to the new VMAX volumes configuration layout. Which tools can be used to collect Symmetrix array performance data?
- A. ControlCenter Performance Manager and STP Collector
- B. ControlCenter Performance Manager and SymmMerge
- C. EMC Workload Generator and STP Navigator
- D. Storage Configuration Advisor and STP Collector
An existing TimeFinder customer migrated from a DMX-3 running Enginuity 5771 to a new VMAX array. They ask you to explain how the TimeFinder/Clone Copy on First Write (COFW) mechanism on the new VMAX array differs from their DMX-3 array.
What do you tell the customer?
- A. Both the VMAX and DMX-3 arrays use synchronous COFW.
- B. The VMAX array uses synchronous COFW and the DMX-3 array uses asynchronous COFW.
- C. Both the VMAX and DMX-3 array use asynchronous COFW.
- D. The VMAX array uses asynchronous COFW and the DMX-3 array uses synchronous COFW.
A customer is planning a Tech Refresh. The proposed migration will make use of Open Replicator Hot Pull.
Which Open Replicator Hot Pull feature allows the customer to minimize the possibility of data loss during the migration?
- A. Donor Update
- B. Symmetrix Differential Data Facility
- C. Symmetrix Track Table
- D. Protection Bitmap
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. Overall Peak
- B. Overall Average
- C. 90th percentile
- D. 75th percentile
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