EMC Storage Area Networks SAN basic L1 and L2 interview questions

• Give a few CLI commands of Switch and Storage controller ?

• What is the maximum out-standing requests in the storage controller ?

• List some of the key intelligences of the Fibre Channel network ?

• What are the three SAN deployment topologies ?

• What are the steps involved for firmware up-gradations ?

• What is the meaning of Disk controller ?

• What are the Steps for No single point of failure ?

• What are the tools used to measure storage performance ?

• Why Raid 1+0 IS best for Database configuration ?

• What is your approach in proactive measures ?

• How you integrate SNMP to Storage to receive alert messages ?

• What are some benefits of zoning ?

• How do you achieve maximum protection in a SAN fabric ?

• Why is the core-to-edge topology preferred in scalable fabric environments ?

• What is Power path and list Power path policy4 ?

• What is Vault drive ?

• What is the PSM Lun ?

• What is the Storage Array used in DAS 9 ?

• Explain iSCSI login and fabric login ?

• What are the advantages of migration from DAS to SAN 

• What is Meta LUN ?

• Explain Clariion architecture ?

• Explain DMX architecture ?

• Explain about Enginuity operation layers ?

• What is hard and soft zoning ?

• What is WWN number and where it is used ?

• What is zoning and how to create zoning ?

• What is VSAN and how to create it ?

• What are the hardware models of clarion ?

• What is FCID ?

• Why and how symmask, symld and symdg are used in DMX ?

• Can windows, Linux, Solaris share the same FA in DMX ?

• What is Snap view ?

• What is Mirror view ?

• Difference in iSCSI and NAS36. What is IQN ?

• Explain SAN, NAS and CAS using devices used in these model

• What is RAID ?

• Explain RAID3, RAID5 and RAID1/041 ?

• What is Hot Spare Disk ?

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