Start here for server support matrix
http://www.cisco.com/en/US/prod/collateral/voicesw/ps6790/ps5748/ps378/prod_brochure0900aecd8062a4f9.html
As you can see it is supported. Read the memory and HD recommendations at the bottom of the link
CUCIMOC requires OCS, AD and of course CUCM. Details are here
http://www.cisco.com/en/US/products/ps10317/tsd_products_support_series_home.html
I would suggest moving away from CUMA. It is a dead product. Depending on the smart phone environment, you want to look at Cisco Mobile 8 for IPhone and MVS for Blackberry
Thanks
Srini