NOTICE I am continually working to improve the approach for virtual machines. Check the most recent post to have an idea on how things are changing. Also, please, leave a comment when you find something that need to be improved. Introduction Host Windows Vendor: Generic CPU: 1 x Intel(R) Core(TM) i7-10700K CPU @ 3.80GHz 3.79 GHz RAM: 128GB OS: Windows 10 64-bits Linux Vendor: Apple Inc. MacPro6,1/Mac-F60DEB81FF30ACF6, BIOS 430.140.2.0.0 04/18/2022 CPU: Intel(R) Xeon(R) CPU E5-1650 v2 @ 3.50GHz RAM: 64GB OS: Linux Fedora 37 Workstation Guest VAX 11/780 CPU:idle=ULTRIXOLD, idle enabled, model=VAX 11/780, Implementing: All standard VAX instructions and Compatibility mode Memory: 128MB OS: DEC ULTRIX-32 1.1 Virtualization SimH 4.0 (from GitHub ) SimH 4.1 (from GitHub ) Pending Additional disk controllers Instructions for Wind...