| 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, the electrical processes carried out within the computer hardware itself, and the theoretical concepts governing them
(computer science).
Science and theory
Hardware
See information processor for a high-level block
diagram.
Instruction-level taxonomies
After the commoditization of memory, attention turned to
optimizing CPU performance at the instruction level. Various methods of speeding up the fetch-execute cycle include:
Business computing
Human factors
Numeric data
Character data
Other data topics
Classes of computers
Companies - current
Companies - historic
Professional organizations
Standards organizations and consortia
(see also standardization)
Miscellaneous
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