1. In which layer are packets formed ( in network layer).
2. What are virtual functions?
3. What is a scope resolution operator?
4. Write a program to concatenate two circular linked lists into a single circular list.
5. Write a program to reverse a linked list.
6. Base class has some virtual method and derived
class has a method with the same name. If we initialize the base class pointer with derived object,.calling of that virtual method will result in which method being called? Ans--- derived method.
7. Go through virtual functions concepts in C++ and how the pointers to functions would be handled.--- aztec
8. A thread is Ans. Detachable unit of executable code).
9. In the command scanf, h is used for Ans. Short int.
10. How is memory management done in Win95 Ans. Through paging and segmentation.
11. What is meant by polymorphism Ans. Redfinition of a base class method in a derived class.
12. How is linked list implemented Ans. By referential structures.
13. What method is used in Win95 in multitasking Ans. Non preemptive check.
14. What is meant by functional dependency.
15. What is a semaphore Ans. A method synchronization of multiple processes .
16. Preorder of A*(B+C)/D-G Ans.*+ABC/-DG.
17. What is the efficiency of merge sort Ans. O(n log n).
18. In which layer are routers used Ans.In network layer.
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