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EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:
1. What is a write pending slot in a Symmetrix VMAX?
A) A cache slot with data that has not yet been destaged to disk
B) Any cache slot with data written from the host
C) A cache slot that is yet to be replicated to the remote array
D) A cache slot that the host is about to write to
2. A customer requested a point-in-time replica of their Oracle database. You have architected a TimeFinder/Clone environment to meet the customer's requirements. However, the customer immediately notices that queries against the production database are noticeably slower than normal. Which recommendation helps minimize this performance impact?
A) Create a TimeFinder/Snap session off R2 volumes
B) Re-create the clone pair using the differential option
C) Re-create a new TimeFinder/Clone session off R2 volumes
D) Create a newTimeFinder/Clone session using the precopy flag
3. Click on the calculator icon in the upper left corner. A new Oracle database is being deployed on a VMAX array. The DBA requests 4TB of usable capacity to be managed by Oracle ASM. This includes 2TB for primary data and 1TB for Oracle Flashback capacity. Devices will be provisioned from a single VP pool and will be fully pre-allocated. No remote replication is planned. Which configuration will provide the best performance and availability for the database?
A) 14 x 220GB devices for Primary Data and Flashback
B) 32 x 64GB devices for Primary Data, 16 x 64GB devices for Flashback
C) 2 x 1TB meta devices for Primary Data, 1 x 1TB device for Flashback
D) 3 x 1TB meta devices for Primary Data and Flashback
4. Your customer has an Oracle 11g environment that requires a database to be recoverable within a few minutes over an extended distance. Which best practice would you recommend to ensure recoverability on the target side?
A) Using SRDF/A across the RDF link, apply the redo logs on the target side after the split
B) Enable SRDF/AR for full source-to-target synchronization at the bunker site
C) Enable Archive Log mode on the production database; enable SRDF/A across the RDF link; split the RDF link (consistent); and apply the archive logs on the target side.
D) Enable SRDF/S for full source-to-target synchronization. After the RDF split, apply the redo logs to ensure recoverability
5. You have been asked to start the analysis of an I/O response time issue in a four engine VMAX but do not yet have access to any detailed SPA or WLA data. Which component is most likely to be causing the response time delay?
A) Drives
B) Front-End Adapters
C) Back-End Adapters
D) Cache
Solutions:
Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: A |