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.
Dennis Kimettoâs world record performance at the Berlin Marathon is hard to fully appreciate. Letâs put it in perspective. -Kimetto sustained an average pace of just under 13 miles-per-hour for two hours. -His mile pace was 4:42, faster than the fastest speed an average treadmill can reach (five minutes per mile).