| Subject | English | Ukrainian |
| comp., MS | application compatibility | сумісність програм (The concept of ensuring that older applications still run correctly under newer operating systems) |
| comp., MS | Application Compatibility Toolkit | засоби перевірки сумісності застосунків (A suite of tools that enables software developers, independent software vendors (ISVs), and enterprise IT professionals to determine whether their applications are compatible with a new version of Windows before rolling it out to the company. ACT also enables such individuals to determine how Windows security updates may impact their applications) |