When drawn on paper, this is a 2D representation of the three dimensions. For example, when you draw a cube on a sheet of paper, this is still 2D, but it is a 3D representation, unlike a drawing of a square. 3D movies are labeled as 3 dimensional, but they are really just a 3D representation of a 2D object.
In July 2010, CentOS overtook Debian to become the most popular Linux distribution for web servers, with almost 30% of all Linux web servers using it. Debian retook the lead in January 2012.
Karanbir Singh has announced the release of CentOS 6.5 on 1st December, 2013 and made available to download for both the 32-bit and 64-bit architectures. This is the fourth release in 6.x branches, CentOS-6.5 is based on the upstream release EL 6.5 comes with bug fixes, new functionalities & updates.