Computer programs, also known as software, provide electronic instructions that direct a computer's processor to perform tasks. Common examples of software include operating systems like Microsoft Windows, MacOS and various Linux distributions as well as productivity applications and multimedia programs such as MS Word, Photoshop, and After Effects. Software code tells the hardware how to function.

4. An electronic instructions which direct the
computer processor to perform tasks.
e.g.
Microsoft Windows
e.g.
MS Word
Ubunto
Linux
Photoshop
After Effect
MacOS