BT Group Interview Question

Difference between Oracle and MSsql databses in terms of engines Difference between http and https Difference between primary key and unique key What is http Client? why do we need two date classes java.util.date and java.sql.date Different ways of creating an object in java object oriented java script Diff b/w Classnotfound and noclassdeffound different types of scopes in jsp Explain a scenario of PageScope how do we represent multiple primary key column's in a table on hibernate how do we create an object in javascript