1.spring annotations and their syntaxes 2. java oops and real world examples 3. functional interface , use of interfaces 4. java 8 features 5. Palindrome, reverse a string, first duplicate number, product-of-array-except-self 6. sum of diagonal integers ignoring if these integer are part of upper and lower integers of a diagonal. 7. Highest salary of a person in his department compared to his manager's salary 8. why Amdocs, reason to leave your current Org.