Technical Interview (Programming Questions (Sorting and Pattern), CN questions like client server architecture, ip address command etc, OS questions like RAM vs ROM, DBMS queries, rdbms vs nosql, etc

COMPUTER Networks for eg(ip address , internet, ram rom memory location , can a device has ip address ,database definition what is data etc) sql( inner joins query join 3 table , view definition) java(oops , multithreading , exception handling how many final we can have in one try catch , can we have multiple catch and try blocks, static keyword , finalize , diff between public and protected , static binding , late binding he has written code and asked whether it will work or not ) one pattern 1 22 333 4444