I am 4+ Java Developer working only with prod companies, The person asked me basic question he gave me Arraylist al = new arraylist(); al.add() few dummy
and than asked me to add element at first , i said al.add(0,"ELEMENT"); He said noo and told me it wil not work thr is methid called addfirst() API
He laughed at me and i laughghed at his ignorance as he was Confusing himself AL with LL
moment we saw my laugh he rejects me .. Happy to get separated with this at early stage :)