1 ) basics of Oops : class, objects , inheritance 2) dbms basic theory 3) puzzles like :- given 2 jugs of x and y litres capacity , how will you weight z Litres using them, how can we cut a cake in 8 equal parts using 3 cuts . Given 5 zeros , how will you make 120 from it using any mathematical operation , 0 0 0 0 0 = 120 . 4) Outputs of very basic code snippets in your preferred language.