The alphabet begins with the letter A, but the first drive on a reasonably up to date Windows computer is labeled “C:”. Why is that? First of all, the naming of the first Windows drive is not because Windows is written in the C programming language , as has been assumed here . C is indeed still an important programming language and is often used for programming close to the operating system. In the Unix world, the actual operating system was and still is programmed in C, at least in...