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.
It was the fastest marathon ever run, more than two and a half minutes quicker than the official world record, 2:02:57, set by Dennis Kimetto of Kenya at the 2014 Berlin Marathon. But Kipchogeâs time will not be ratified for record purposes, mainly because of rules regarding pace-setting.