What is your CD-ROMs and Operating Systems issue?

Responses:

CD-ROM drive does not work with upgraded operating system
Cannot access CD-ROM drive from MS-DOS command prompt
Not all CD-ROM changer drives are visible in Windows 95
Windows does not detect a second CD-ROM drive
How to: Force Windows 95 to use real-mode drivers
How to: Use MSCDEX command in AUTOEXEC.BAT