Labels:crt screen | hakham | monitor | window OCR: 202 SECTION CHAPTER 4 DOS FIGURE 4-22 Why Iop keep hearing about DoS? Old- -timers in the computer When using VisiCalc, you could industry sometimes reminisce about DOS was the first operating system press the slash key (/ to call up that many of them used and its cryptic command-line user interface left an the main menu, which simply indelible impression. DOS (which rhymes with toss) stands for Disk listed the first letter of each Operating System was developed by Microsoft- -the same company that command. For example, was later produced Windows- -and introduced on the original IBM PC in 1982 the Format command, so if you Although IBM called this operating system PC- -DOS Microsoft marketed it wanted to format cell, you to other companies under the name MS-DOS pressed 1 see a list of lett ...
