is the ibm formatted floppy disk legendary

The most important feature of this incremental upgrade is double sided 5.25' drive support for 320K capacity support. Some of the BASIC programs required 48K of RAM to run.ĭOS 1.1 - Introduced with the IBM PC with Double Sided Drives in 1982. Although a user could run an IBM PC with 16K of RAM, DOS 1.0 required 32KB.

AUTOEXEC.BAT was included as a batch file that would be run at bootup time. Includes DONKEY.BAS, the first game ever made for the IBM PC and would be included in PC-DOS until 3.2. It would effectively be off the market once IBM included double sided disk drives as standard in the PC. Unlike later versions, this one will require you to input a valid date and time value on bootup. Virtually all DOS games come on disks with one or the other, so this version has purely vintage value. Any game using a double sided disk or a 180K disk (9 sectors) will not work with this version. This version of DOS only supports single sided 5.25' disks with 160K capacities (8 sectors). This is the first version of Microsoft MS-DOS and it only came the IBM Personal Computer. In the text below, assume that for DOS 4.0 and lower, I am discussing IBM's PC-DOS unless otherwise noted, and for 5.0 and above, MS-DOS.ĭOS 1.0 - Introduced with the IBM PC in 1981.

Is the ibm formatted floppy disk legendary