Application-as-a-Service
Data-as-a-Service / Master-Data-as-a-Service
Identity-as-a-Service
Knowledge-as-a-Service
Security-as-a-Service
and of courseSoftware-as-a-Service
(too many vendors to list - see Phil Wainewright's blog).and finally
Solution-as-a-Service
See also Edward Vielmetti's blog Service-as-a-Service
You won't have much luck with the term "data as a service" on wikipedia! Apparently the term is too "new" to be included. you can check out my blog for some discussion on the range of services here:
ReplyDeletehttp://thewebserviceblog.co.uk/
There are also two DaaS vendors you've missed, the most notable being Postcode Anywhere in the UK, whose core data service is UK and international address data. I work for them but they are a significant player (honest!)