WinWire Technologies Software Developer interview questions

its was one day process(mass hiring) role-developer (inter + job ) On campus Rount1-written aptitude test (easy) 50 qsns >25 cuttoff Rount2-group discussion -basic topic Rount 3-interview (both technical and HR)

One of the worst interview process. We attending interview Microsoft teams. He just asking one question then after he can leave it. why conduct interview ? how to find out just 5 mins interview which areas strong and not strong? I request to management pls don't conduct interviews bcoz select only reference peoples and relations peoples selecting selection team. what a company