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6. How is Java different from C 7. Then subjective Ques on OOPS concepts and process vs Threads Some SQL querys Question on primary key and Foreign key of some given tables 8. Java Access specifiers 9. what is constructor , questions on exception handling,inheritance , questions on sql like what is indexing… 10. how to recognize a loop in a link list if it contains millions of nodes? 11. What is linked list? What is primary, foreign and unique key? Loop Controls Methods Overriding and overloading with examples Decision making Packages in java