systems development life cycle
https://plantuml-proxy.vercel.app/svg/https://scrapbox.io/api/code/suto3/systems_development_life_cycle/sdlc01.pu#.svg
code:sdlc01.pu
@startdot
digraph sdlc {
label="systems development life cyclee";
s1 -> s2 -> s3 -> s4;
s4 -> s5 -> s1;
{rank = same; s2; s5;}
{rank = same; s3; s4;}
}
@enddot