Re: virtual screens - is it possible

Charles Dye wrote:
> Later versions of DR DOS included a task-switching or multitasking
> capability.  

***   TASKMAX was the task switcher. Newer DR-DOSes have TASKMGR. It can
switch or multi task.


> The heavy lifting was performed by the memory manager,
> not the DOS kernel.  You needed at least a '386 for multitasking.  I
don't
> recall whether the simpler task-switching option also required a '386,
or
> whether a '286 would suffice.
> -- 
> Charles Dye

***   To my knowledge, TASKMAX would work on pre-386 processors. I don't
know about the newer TASKMGR. I also believe that some other DOS
multitaskers could work on pre-386s if they had expanded memory.

         Richard Bonner
http://www.chebucto.ca/~ak621/DOS/