1. Write down the OOP Principles.
2. What do you mean by Encapsulation, Polymorphism and Inheritance?
3. If ObjA1 is the object of class A created using new keyword, what does the statement A ObjA2=ObjA1; mean?
4. What do you mean by a constructor?
5. What do you mean by wrapper class?
6. Write down the different access specifiers available in Java.
7. What is the default access specifier in Java?
8. What do you mean by a package in Java?
9. Write down the name of some Java API Packages.
10. Write down the name of some JavaDoc Comments.
11. Explain Posts Correspondence Problem in detail.
12. Describe Rice’s theorem with suitable example.
13. (i) Union of two recursive languages.
(ii) Union of two recursively enumerable languages.
(iii) L if L and complement of L are RE.
(iv) Universal Language