<P> Default file system used in various operating systems . </P> <Table> <Tr> <Th> Release year </Th> <Th> Operating system </Th> <Th> File system </Th> </Tr> <Tr> <Td> 1968 </Td> <Td> George 3 </Td> <Td> George 3 </Td> </Tr> <Tr> <Td> 1971 </Td> <Td> OS / 8 </Td> <Td> DECtape / OS / 8 </Td> </Tr> <Tr> <Td> 1972 </Td> <Td> RSX - 11 </Td> <Td> ODS - 1 </Td> </Tr> <Tr> <Td> </Td> <Td> CP / M </Td> <Td> CP / M file system </Td> </Tr> <Tr> <Td> 1980 </Td> <Td> 86 - DOS </Td> <Td> FAT12, but logically format incompatible with MS - DOS / PC DOS . </Td> </Tr> <Tr> <Td> 1981 </Td> <Td> PC DOS 1.0 </Td> <Td> FAT12 </Td> </Tr> <Tr> <Td> 1982 </Td> <Td> MS - DOS 1.25 </Td> <Td> FAT12 </Td> </Tr> <Tr> <Td> 1982 </Td> <Td> Commodore 64 / 1541 </Td> <Td> Commodore DOS (CBM DOS) </Td> </Tr> <Tr> <Td> 1984 </Td> <Td> PC DOS 3.0 / MS - DOS 3.0 </Td> <Td> FAT16 </Td> </Tr> <Tr> <Td> 1984 </Td> <Td> Classic Mac OS </Td> <Td> Macintosh File System (MFS) </Td> </Tr> <Tr> <Td> 1985 </Td> <Td> Atari TOS </Td> <Td> Modified FAT12 </Td> </Tr> <Tr> <Td> 1985 </Td> <Td> Classic Mac OS </Td> <Td> Hierarchical File System (HFS) </Td> </Tr> <Tr> <Td> </Td> <Td> Compaq MS - DOS 3.31 </Td> <Td> FAT16B </Td> </Tr> <Tr> <Td> </Td> <Td> AmigaOS v1. 3 </Td> <Td> Amiga Fast File System (FFS) </Td> </Tr> <Tr> <Td> 1989 </Td> <Td> OS / 2 v1. 2 </Td> <Td> High Performance File System (HPFS) </Td> </Tr> <Tr> <Td> 1989 </Td> <Td> SCO UNIX </Td> <Td> HTFS </Td> </Tr> <Tr> <Td> </Td> <Td> Windows 3.0 / 3.1 x </Td> <Td> FAT16B </Td> </Tr> <Tr> <Td> 1993 </Td> <Td> Slackware </Td> <Td> ext2 </Td> </Tr> <Tr> <Td> 1993 </Td> <Td> Debian GNU / Linux </Td> <Td> ext2 </Td> </Tr> <Tr> <Td> 1993 </Td> <Td> FreeBSD v1 - v5. 0 </Td> <Td> UFS1 </Td> </Tr> <Tr> <Td> </Td> <Td> Windows NT 3.5 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 1995 </Td> <Td> Windows 95 </Td> <Td> FAT16B with VFAT </Td> </Tr> <Tr> <Td> </Td> <Td> Windows NT 4.0 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 1998 </Td> <Td> Mac OS 8.1 / macOS </Td> <Td> HFS Plus (HFS+) </Td> </Tr> <Tr> <Td> 1998 </Td> <Td> Windows 98 </Td> <Td> FAT32 with VFAT </Td> </Tr> <Tr> <Td> 2000 </Td> <Td> SUSE Linux Enterprise 6.4 </Td> <Td> ReiserFS </Td> </Tr> <Tr> <Td> 2000 </Td> <Td> Windows Me </Td> <Td> FAT32 with VFAT </Td> </Tr> <Tr> <Td> 2000 </Td> <Td> Windows 2000 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 2000 </Td> <Td> Ututo GNU / Linux </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2000 </Td> <Td> Knoppix </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> 2000 </Td> <Td> RHEL </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> </Td> <Td> Windows XP </Td> <Td> NTFS but FAT32 was also common </Td> </Tr> <Tr> <Td> 2002 </Td> <Td> Arch Linux </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2002 </Td> <Td> Gentoo Linux </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2003 </Td> <Td> FreeBSD v5. 1 - v9 </Td> <Td> UFS2 </Td> </Tr> <Tr> <Td> 2003 </Td> <Td> Windows Server 2003 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 2003 </Td> <Td> Fedora core </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> </Td> <Td> Ubuntu 4.10 </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> </Td> <Td> OpenWrt </Td> <Td> OverlayFS combining SquashFS + JFFS2 </Td> </Tr> <Tr> <Td> </Td> <Td> CentOS 3 </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> 2005 </Td> <Td> Debian GNU / Linux 3.1 </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> 2005 </Td> <Td> dyne </Td> <Td> SquashFS </Td> </Tr> <Tr> <Td> 2006 </Td> <Td> OpenDOS 7.01. 08 </Td> <Td> FAT32+ </Td> </Tr> <Tr> <Td> 2006 </Td> <Td> gNewSense </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2006 </Td> <Td> Windows Vista </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 2006 </Td> <Td> SUSE Linux Enterprise 11 <P> openSUSE 10.2 </P> </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> 2007 </Td> <Td> Slackware 12 </Td> <Td> ext3 </Td> </Tr> <Tr> <Td> 2007 </Td> <Td> Trisquel </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2008 </Td> <Td> Windows Server 2008 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 2008 </Td> <Td> Musix GNU / Linux </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2008 </Td> <Td> Nexenta OS </Td> <Td> ZFS </Td> </Tr> <Tr> <Td> 2009 </Td> <Td> Windows 7 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 2009 </Td> <Td> Parabola GNU / Linux </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2009 </Td> <Td> openSUSE 11 </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2009 </Td> <Td> Slackware 13 </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2009 </Td> <Td> Ubuntu 9.10 </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> </Td> <Td> LibreWRT </Td> <Td> SquashFS </Td> </Tr> <Tr> <Td> 2011 </Td> <Td> Fedora 16 </Td> <Td> Btrfs </Td> </Tr> <Tr> <Td> 2011 </Td> <Td> CentOS 6 </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2011 </Td> <Td> Debian GNU / kFreeBSD </Td> <Td> UFS1 </Td> </Tr> <Tr> <Td> 2011 </Td> <Td> Arch Hurd </Td> <Td> ext2 </Td> </Tr> <Tr> <Td> 2012 </Td> <Td> Windows 8 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 2013 </Td> <Td> Debian GNU / Linux 7.0 </Td> <Td> ext4 </Td> </Tr> <Tr> <Td> 2013 </Td> <Td> Debian GNU / Hurd </Td> <Td> ext2 </Td> </Tr> <Tr> <Td> 2014 </Td> <Td> libreCMC </Td> <Td> OverlayFS combining SquashFS + JFFS2 </Td> </Tr> <Tr> <Td> 2014 </Td> <Td> RHEL 7 </Td> <Td> XFS </Td> </Tr> <Tr> <Td> 2014 </Td> <Td> CentOS 7 </Td> <Td> XFS </Td> </Tr> <Tr> <Td> 2015 </Td> <Td> Windows 10 </Td> <Td> NTFS </Td> </Tr> <Tr> <Td> 2015 </Td> <Td> OpenSUSE 42.1 </Td> <Td> Combination: Btrfs (for system) and XFS (for home). </Td> </Tr> <Tr> <Td> 2016 </Td> <Td> iOS 10.3 </Td> <Td> APFS </Td> </Tr> </Table> <Tr> <Th> Release year </Th> <Th> Operating system </Th> <Th> File system </Th> </Tr>

Which file system is used by windows 2000 and xp