[Yeo Kheng Meng] didn’t cheat by simply running MS-DOS on a modern PC, either: he tested the client on a real 1984 vintage IBM 5155 Portable PC. This semi-portable PC/XT model sports a 4.77 MHz ...

But I wasn't using it. Instead, I, like virtually every office worker in the world, was using an IBM PC (or a clone) and running MS-DOS, Microsoft's character-based operating system on which we ran ...

It was a clone of the original IBM PC 5150, initially released ... The operating system diskette for this PC just happened to be running MS-DOS 5.0, so that was where I started.

For that, the Microsoft-based PC user would have to wait for the ... but of more surprise is that IBM had a multitasking DOS called TopView, or even that Microsoft themselves released the fully ...

It's said that a crude prototype was shown a month later in August and right on target, a year later in August 1981 the IBM PC (codenamed "Acorn") was released. The first IBM PC ran on a 4.77 MHz ...

dBASE II brought database functions to the personal computer and launched an industry of compatible products and add-ons. The IBM PC was successfully cloned by Compaq and unsuccessfully by others.