· Describe the evolution of storage technology and architecture · Explain Information life cycle management with suitable examples. · What are the major factors that affect disk drive performance. · What are the components of an intelligent storage system. Explain in details · What are the components of SAN? Explain in detail · Write a brief notes on cloud computing infrastructure. · What are backup typologies? · Explain client server model of DAS. · List the key characteristics of data center · What is structured and unstructured data · What is RAID and describe its level? In which condition RAID level used · What do you mean by data categorization? · What is storage virtualizations? How is it important? Explain with diagram · Explain Cloud Computing architecture? What are the services provide by the cloud? explain with example ·