I'm assuming you are running it off a Live USB? it is the file that saves your preferences, otherwise it will act like a Live CD, in that it will wipe your changes after a reboot
WAV is a file format. There is no difference between a WAV file on Ubuntu and a WAV file on Windows.
Ubuntu uses many file formats, many of which are shared with Windows and Macintosh. The partition format the Ubuntu generally uses is an ext4 filesystem.
Ubuntu uses the ext4 file journaling system, which doesn't get fragmented.
no answer
The normal common file system is ext2 or 3.
Similar to persistence.
Since Ubuntu is installed as an ext4 file system (not NTFS as in Windows), there is no need to defragment anything.
The default file manager in Ubuntu (Unity and GNOME) is Nautilus. In Kubuntu and KDE, it is Dolphin. You can install other file managers, such as Konqueror, and Thunar.
The Malayalam meaning of persistence is ദൃഢത or നിത്യത്വം.
Ubuntu is a computer operating system based on Debian Linux and is freely distributed. Ubuntu wiki is a site which answers questions on this software.
Ubuntu is one of the popular Linux OS.ubuntu |oǒ'boǒntoō|Ubuntu is an ancient African word meaning 'humanity to others'. It also means 'I am what I am because of who we all are'.
By default it should be using the ext3 file system, but you have a choice of several, including ext2, reiserfs, etc. Newer versions of Ubuntu tend to install as ext4 file systems, however if you've upgraded from an older version then you'll keep your original file system.