Glossary of computer software terms

This glossary of computer software terms lists the general terms related to computer software, and related fields, as commonly used in Wikipedia articles.

This list is incomplete; you can help by expanding it.

Glossary
a centralized, hierarchical namespace structure where each element in the hierarchy can have multiple attributes.
Application code
executable program code running a user application, distinct from library code or underlying operating system code
BASIC
Beginner's All-purpose Symbolic Instruction Code - a family of general-purpose, high-level programming languages whose design philosophy emphasizes ease of use.
Virus
a computer program that can replicate itself and spread from one computer to another. The term "virus" is also commonly, but erroneously, used to refer to other types of malware, including adware and spyware programs that do not have a reproductive ability.
memory access pattern
the pattern with which a piece of software reads and writes memory, with implications for performance and security.
library code
software components re-usable between multiple applications
operating system code
software implementing an operating system
kernel service
Routines that provide the runtime kernel environment to programs executing in kernel mode. Kernel extensions call kernel services, which resemble library codes. In contrast, application programs call library routines. [1]
gollark: Oh, a notification LED sort of thing? Cool!
gollark: Oh, did the location of the ports get decided yet?
gollark: Arguably that'd be the Librem, except on cost.
gollark: I think flipping a switch then editing a software option then flipping it again would be a bit weird.
gollark: I would quite like the idea of software controlled power switches with physically wired on LEDs (so you can see it's actually off) but have no idea if it would be practical and it's probably too expensive.

References
  1. "kernel service".
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