This photo shows a CT scan from 2005 of the skull of King Tutankhamun's mummy, in Luxor. He suffered from a cleft palate and club foot, likely forcing him to walk with a cane The cause of his death has long been disputed among historians.
An Open Virtualization Application/Appliance (OVA) file is a single file that archives all the files that make up an OVF. An OVA is a .tar file of all the files that make up an OVF package into a single .ova file.
Universal Disk Format (UDF) is a file system specification defined by OSTA. One objective of UDF is to replace the ISO9660 file system on optical media (CDs, DVDs, etc). It is also a good file system to replace FAT on removable media. Any removable media (CD, DVD, flash drive, external hard drive, etc) needs a file system format. Can be understood by different platforms.