There are a couple PCjr / Tandy 1000 emulators available for XP. You would probably need a copy of the PCjr's BIOS, as well as a dump of the BASIC add-on cartridge. Those are probably not legal to download, but they can be dumped easily if you own an actual PCjr.
Yes, DB2 install is available for PCs (Windows)
use your password or use the startup disk if it can't start
If you mean a Microsoft operating system, such as XP or Vista or Windows 7, then on an IBM PC, it does need to be running before Excel can run. You can also get Excel for other types of computers that do not use a Windows operating system, such as an Apple computer, and Excel can run on those. So it depends on the type of computer and the version of Excel.
I would use Windows Basic theme.
upgrade advisor
If you are running Windows on a Mac then you can use the Windows Live software. If you do not have Windows on your Mac you can use a Windows live HotMAil account or use Messenger for chat. (See links below)
Because IBM wanted to build a computer with an 8-bit data bus. The 8086 and 8088 are the same processor, with the 8086 running on a 16-bit data bus, and the 8088 running on an 8-bit data bus. This allowed IBM to make the most use of older designs that supported 8-bit data buses, such as the 8080, the 8085, and the Z80.
If you didn't change the theme in personalize then it's probably a setting in Performance Options.Search for and run: Adjust the appearance and performance of WindowsMake sure "Use visual styles on windows and buttons" are checked.
If you opened a spreadsheet, you will be running a software program. If you use Microsoft Windows, it will probably be Excel.
If you opened a spreadsheet, you will be running a software program. If you use MicroSoft Windows, it will probably be Excel.
Linux.
This is because of Microsoft's success in early days due to several reasons:i) Microsoft built its OS for IBM PCs which were in use at that time .IBM allowed reverse engineering of its machine and thus there were too many IBM clones at that time while the other major player namely APPLE Computers didn't allow it.