Global IT Infrastructure Services Market By Type (IT service desk , End user support , Enterprise systems & network management , Data center consolidation and hosting , Database services , Cloud hosting (AWS) , Project management and governance , and Virtualization Solutions ), By Application (Banking, financial services, and insurance (BFSI) , Telecom , Retail , Healthcare , and Energy utilities ), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029