E20-520

VUE/Prometric Code: E20-520

Exam Name: Calriion solutions specialist exam

Questions and Answers: 156 Q&A

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1. A customer needs  to create two SnapView snapshots on each of  the 128 source LUNs. What does
this require?
A. The CLARiiON must support at least 128 reserved LUNs.
B. The CLARiiON must support at least 256 reserved LUNs.
C. There can be no more than 128 SnapView snapshots.
D. There can be no more than 256 SnapView sessions.
Answer: A 
2.  A  CLARiiON  array  has  three  production  LUNs:  10  GB,  20  GB,  and  30  GB.  What  does  EMC
recommend  for  the quantity and size of each reserved LUN  in  the reserved LUN pool when  the rate of
change is unknown?
A. Configure the reserved LUN pool with six LUNs of 2 GB each
B. Configure the reserved LUN pool with six LUNs; two 1 GB, two 2 GB, and two 3 GB
C. Configure the reserved LUN pool with three LUNs of 1 GB each
D. Configure the reserved LUN pool with three LUNs; 2 GB, 4 GB, and 6 GB
Answer: A 
3. Which statement describes a consideration in configuring the reserved LUN pool?
A. An overflow LUN factor of 3x is recommended to create three times as many reserved LUNs as source
LUNs.
B. Due to automatic LUN assignment, all reserved LUN pool LUNs must be the same RAID type.
C. Simulation recovery mode can be used to estimate a suitable reserved LUN pool LUN size.
D. Use of multiple smaller reserved LUN pool LUNs results in less unused reserved LUN pool space.
Answer: D 
4. What is the maximum number of snapshot source LUNs on a CLARiiON CX4-960?
A. 512
B. 1024
C. 2048
D. 4096
Answer: A