1. How have datacentre environments changed over the last ten years? What have been the major evolutions?As IT groups evolve their data centers, they face an array of challenges, managing capital expenses, implementing disaster recovery, and funding their investments were all cited by the majority as the biggest challenges. Security and regulatory compliance were also flaggd as key challenges. The new data centers are designed differently. They are more modular, more flexible and much more accepting of new technology as it becomes available. The idea of building a data center every decade has met with the economic reality inside most companies.There are new standards to allow the technology to run in a much higher humidity range. That allows companies to increase the temperature and reduce the energy costs because you dont have to do as much air conditioning. The major evolutions are Virtualization, Cloud computing, Unified / Centralized management, Unified Compute / Multitenancy. About 60% of the costs are the electrical and mechanical costs. 2. How have these changes affected data protection challenges?