That is a large update, you will first want to be sure that the system that is running Win98 has the power to run Win 7. If so, then you need to pop in the Win 7 install disk and follow the on screen prompts.
No.
No - after Windows 98 came Windows Me & Windows 2000 - then Windows 7.
You can download patches and Java and it should work. Update windows.
Via Windows update
Windows Update.
Windows 7 and windows 98 are both operating systems. What matters is the hardware platform. To answer the question, probably not. Most hardware platforms made in the days of windows 98 will not be sufficient for the needs of the windows 7 operating system.
It depends on what kind of hardware you have. There is no direct upgrade from 98 to Vista. You'll have to basically format the drive and do a clean installation.
Windows 8.1 can be downloaded and installed on a Windows 7 PC, but Windows 8.1 is not an update it is a new operating system. This new operating system can be bought from Microsoft for $119.99.
Nothing. If it works at all, it will tell you it can't upgrade from Windows 98.
It can be regarded as both. It is an update on Windows 8.0 and could be seen as an upgrade on Windows 7 or older systems.
USB is supported by Windows 95B and 95C, Windows 98, Windows 98 SE, Windows 2000, Windows ME, Windows XP, Windows Vista, and windows 7
windows 95 windows 98 windows XP windows NT windows ME windows vista windows 7