Originally the word computing was synonymous with counting and calculating, and a computer was a person who computes. Since the advent of the electronic computer, it has come to also mean the operation and usage of these machines, as well as the electrical processes carried out within the computer hardware itself.
Science and Theory
Hardware
Software
History of computing
Business computing
Human factors
Computer security
Data
Numeric Data
Character Data
Other Data Topics
Mechatronics
Classes of computers
Companies - current
Companies - historic
Professional organizations
Standards organizations and consortia
(see also standardization)