Itīd be really useful if you could learn basic commands for deleting, moving files, etc.
Since you are using mandrake, you may also set up your urpmi sources, urpmi is a tool to download extra software either from the cds(if you have them) or from the internet. Almost all packages that you may need can be downloaded through urpmi
see
http://easyurpmi.zarb.org for more details.
Regarding internet, what connection do you have? If dialup, you can use kppp which is a dialup tool(available with kde). You can easily use mandrake control centre to set up everything.
Finally, Welcome to Mandrake, any problem you face, you can ask here, this is the best forum