IBM sells and delivers Managed Services since a long  epmexlas of managed
services from IBM include web hosting, Software as a Service (SaaS),
utility computing, infrastructure, Etc New services include Managed
Security Services, Remote Managed Infrastructure Services, Managed help
desk services, Enterprise server managed services, IBM Managed Storage
Services, and on so on.I will not list all services that IBM is able to 
Computing is a general term for anything that involves delivering hosted
services over the  s an on demand service to end  type of service is fully
managed by the provider and is now a new type of managed services.