- Computer Communication Networks 55
- Multimedia Information Systems 37
- Special Purpose and Application-Based Systems 31
- Data Structures and Information Theory 29
- Operating Systems 15
- Computer Graphics 8
- Cryptology 8
- Data Storage Representation 8
- Processor Architectures 7
- Information Systems Applications (incl. Internet) 6
- Communications Engineering, Networks 4
- Computer Systems Organization and Communication Networks 4
- Computers and Society 4
- IT in Business 4
- Information Storage and Retrieval 4
- Information Systems and Communication Service 4
- User Interfaces and Human Computer Interaction 4
- Computer System Implementation 2
- Operations Research/Decision Theory 2
- Software Engineering/Programming and Operating Systems 2