The most useful databases for this subject area are:
Academic Search Ultimate: Multidisciplinary resources.
ACM Digital Library: Computer Science. Includes full text of SIGGRAPH conference proceedings.
Gartner: information technology related research and advice; reports and news service compiled by research analysts and consultants in 85 countries.
IEEE Explore ASPP: Science Technology and Electronics
Scopus: Abstract and index database of quality research in Science and social sciences.