Zensar Technologies Java Developer interview questions

First there is L1 interview conducted over MS team in which they have asked basic question core java, SQL and Web services. After clearing L1 round ,second round was for L2 technical in which they have asked to share screen and write programs related to string and SQL queries and JSON arryas.

They ask from start of the core java to collection almost 20min of you continue answer them with confidence and maybe ask you to write some code if you answer appropriate , overall good experience