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Fourth Semester B.E. Degree Examinationo Dec.2013 lJan.20l4Object Oriented Programming with G++

Note: Answer FIVEfull questions, selectingat least TWO questions from each part.

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PART _ AWith examples, compare between structures in C with classes in C++.Write a function using reference variable as arguments to swap the values of a pair ofintegers. (04 Marks)

What is function overloading? Explain the advantages of overloading a function? Write aprogram in C++ to overload the function mul(a, b) where a and.b are integers and floating

'' ,i (12 Marks)point numbers?

Explain the role ofprivate and public access specifiers in classes. Explain with an ffifri?,

Write a program which creates a class called employee which consist of name, age, salary as

datamembers and read_data( ) and put_data( ) as 4ember functions? Create a array ofobjects which stores l0 employee's data. (08 Marks)What is a friend function? Why it is necessary? Explain the characteristics of a friend

b. Write a program to crate an array dynamically where the array size is specified during

function......::

Explain the difference between ,,qtEticmanagement.

(07 Marks)

memory management and dynamic memory(05 Marks)

......:

(08 Marks)(06 Marks)(06 Marks)

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runtime. r,, '., (08 Marks)What is a constructor? Exploin with an example, how to overload a constructor. (07 Marks)

What is inheritancef Expkin the different forms of inheritance supported by C++. (12 Marks)Explain how the ordet.of constructor are invoked in inheritance with an example. (04 Marks)What is a virtual base class? Explain with an example. (04 Marks)

5 a. What are virtual functions? Erplui, the rnechanism of virtuat funciion with an example.PART _ B

7 a. Explain with an example how the "new" and "delete" operator isb. Demonstrate the overloading of > operator in C++ program.

8 a. Explain the four new-style casts supported by C++.b. With an example, explain the try, throw and catch keywords

exception handling.

b.

c.What is a pure virtual function? Explain its necessity with an example.Explain the text versus binary files with an example.

6 a,. IiVhat is operator overloading? What are the operators that cannot be overloaded? What are

the rules for overloading operator? (06 Marks)b. Write a C++ program to create a class called STRING and implement the following

operations. Display the results after every operator by overloading <<.i) String S1 : "GOOD" ii) String 52: "LUCK" iii) String 53 : Sl

c. Describe the following manipulators:i) setw( ) ii)setiosflags( ) iii) setfill( ) iv) reset JWarks)

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uset\#j$';lementing(10 Marks)

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