How many types of output stream classes are there in C++?

 The no of external nodes in a full binary tree with n internal nodes is? 

Which header file is used for input and output operations in C++?

Which can be used to create a random number without duplication? 

Which of the following ways are legal to access a class data member using the this pointer?

Which of the following are examples of static polymorphism mechanisms?

A __________ is a constructor that either has no parameters, or if it has parameters, all the parameters have

default values ?

 Which of the following is the correct syntax of including a user defined header files in C++?

fseek() should be preferred over rewind() mainly because

What will be the output of the following C code?

1. #include
2. struct Abekus
3. {
4.    int k;
5.    double b;
6.    char c;
7. };
8. int p = 10;
9. int main()
10. {
11. struct Abekus x;
12.        x.k = 10;
13. printf("%d %d\n", x.k, p);
14. }