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EMC E20-515 Exam Syllabus Topics:

EMC Symmetrix Solutions Specialist Exam for Technology Architects Sample Questions:

1. A customer uses TimeFinder/Clone for performing daily backups of a database server by mounting the clones on a different host. The targets are permanently provisioned to the backup host to avoid mapping and masking every day. However, it is necessary that the backup host does not access the clone targets until the backup window starts. What option can be used during the clone operation to prevent the backup host from accessing these devices?

A) Use -not_ready option during clone activation
B) Use -nocopy option during clone creation
C) Use -write_disable option during clone creation
D) Use -nocopy option during clone activation

2. What is the maximum number of Fibre Channel initiators allowed in a Symmetrix V-Max Initiator Group?

A) 16
B) 8
C) 32
D) 48

3. You want to make use of Open Replicator and move data from a Symmetrix device to an undiscovered CLARiiON array. What information has to be specified in the Open Replicator device file?

A) The CLARiiON Array ID and LUN ID
B) The WWN of the CLARiiON LUN
C) The CLARiiON Array ID and WWN of the CLARiiON target device
D) The WWN and LUN ID of the CLARiiON target device

4. What is an advantage of SRDF/A over traditional write ordering implementation of asynchronous replication?

A) Every host write is written to the target array without the need for reordering.
B) Requires fewer writes on the source replication array.
C) Eliminates the need to timestamp and reorder every single write before destaging to disk.
D) Batches write together to create sequential writes for improved performance.

5. What is an optimized read miss on a Symmetrix VMAX 40K?

A) In case of a read miss, I/O is quiesced on the FA to avoid buffer overflow until the requested I/O is delivered to the FA.
B) In case of a read miss, the data read from the backend disk is sent directly to the FA buffer bypassing the cache.
C) In case of a read miss, the optimizer moves the requested tracks to other spindles with lower utilization for faster processing.
D) In case of a read miss, the read and pre-fetch operations are optimized by reading 8 subsequent tracks of data and loading them on cache.

Solutions: