I was renewing (long overdue) my ACM membership. They now ask to fill out a profile. Here is a list of interests I checked:

Computer Applications: Arts and Humantities

Computer Applications: Social and Behavioral Sciences

Computing Methodologies: Artificial Intelligence

Computing Methodologies: Document and Text Processing

Data: Data Structures

Information Systems: Database Management

Information Systems: Information Storage and Retrieval

Information Systems: Models and Principles

Mathematics of Computing: Discrete Mathematics

Mathematics of Computing: Probability and Statistics

Software: Software Engineering

Theory of Computation: Analysis of Algorithms and Problem Complexity

Theory of Computation: Mathematical Logic and Formal Languages

Other: KDD