The system development life cycle is the overall process of developing, implementing, and retiring information systems through a multistep process from initiation, analysis, design, implementation, and maintenance to disposal.
exists and is an alternate of . The fastest marathon ever was run by Geoffrey Mutai (2:03:02) at the Boston Marathon on April 18, 2011. But because the legendary Boston course does not meet IAAF layout standards, the World Record belongs to Patrick Makau (2:03:38) recorded at the Berlin Marathon on September 25, 2011.
Another Kenyan, Martin Irungu was the fastest until now in a Ten Miles race on a loop course when he clocked 44:51 at Kosa (Japan) on 12 December 2004. Gebrselassie is preparing for his second marathon, which he will run on 16 October in the ING Amsterdam Marathon.