Welcome to the learning curve.
Linux needs a different mindset than Windows.
Perhaps these can explain.
# Managing drives
LNAG - Accessing my drives
Rute - Device Mounting
# Configuring X
Linux Hardware Compatibility HOWTO - video cards
The Linux XFree86 HOWTO
Common X configuring tools:
Debian - dpkg-reconfigure xserver-xfree86
Mandrake - XFdrake
Redhat 7.3 down - the
setup utility leads to several config tools
Redhat 7.3 up - redhat-config-xfree86
You may have these tools:
XF86Setup
XFree86 -configure
Xconfigurator
xf86cfg
xf86config
xconf
ATI Linux drivers
If you need the
nVidia driver, most likely, you want the Linux IA32 driver