Moving a volume group and its logical volumes to another computer isn't quite as simple as just moving the hard drives. You first have to unmount the logical volumes, deactivate volume group, export volume group, import volume group, and then activate volume group.
Information in this video could help you prepare for certain Linux certification exams, such as the CompTIA Linux+ exam, a Linux Professional Institute exam (LPI exam), or a Red Hat Linux certification exam.
I hope you enjoy this Linux tutorial for beginners about the Linux logical volume manager.