Gone through Prop Tiger process for Java opening for Software Engineer.
Ques 1: Brief intro about Java projects. Pointed at some instances and asked Java questions.
Ques 2: Asked to write complete error free code in one shot to find diameter of binary tree.
Ques 3: Again asked to code in one shot to convert binary tree which hold children sum property.
Ques 4: Prove right or wrong p^2-1 =12k where p= prime number and k= positive integer. Simple approach is to use (p-1)(p+1) which means p^2-1 is divisible by 4, then find how it is also divisible by 3.
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