How's the DOS operating system works???

Question

Describe as you can...

Answer 1

Console input/output, no multitasking, 16-bit address space, each own set of drivers for each application, short filenames, 640kb of memory available without extension drivers and many other frustrating things that i have forgotten already.

Answer 2

Sure, there was a lot. Games, graphic, music and text editors, databases, programming IDEs... Almost all types of software. Also people often used various graphic shells to work with it.

Answer 3

is any software used in DOS ?

Answer 4

oh, really... :-[