PTU B.Tech Electrical Engineering 6th Semester May 2019 71139 OBJECT ORIENTED PROGRAMMING Question Papers

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Total No. of Pages : 02

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Total No. of Questions : 09

B.Tech.(Electronics & Electrical) (2011 Onwards EL-I) (Sem.-6)

OBJECT ORIENTED PROGRAMMING

Subject Code : BTEEE-603C

M.Code : 71139

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Time : 3 Hrs.

Max. Marks : 60

INSTRUCTION TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.

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3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

1. Answer briefly :
   1. What are the different data types in C?
   2. List five reserved words in C.
   3. What is data encapsulation?

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   4. How does a main() function in C++ differ from main() in C?
   5. Describe the importance of destructors.
   6. What is dynamic initialization of objects?
   7. What is an abstract class?
   8. When do we make a class virtual?

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   9. Why it is necessary to include the file iostream in all our programs?
   10. What is a generic function?

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SECTION-B

2. Write a C++ program to read a file name and display the content of file on screen.
3. How is object oriented programming different from procedure oriented programming?
4. What is a class? How does it accomplish data hiding?
5. Explain Generic Function with an example.

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6. Discuss error handling during file operation.

SECTION-C

7. Describe the syntax of single inheritance and multiple inheritances in C++.
8. Explain default constructor with a C++ example program.
9. What is runtime polymorphism? How virtual functions can be used to implement the runtime polymorphism? Explain with an example

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