Rajasthan Technical University 2011-2nd Sem B.Tech Information Technology I (Main & Back),- , Object Oriented Programming (3IT4) - Question Paper
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3E2074 B.Tech. Illrd Semester (Main/Back) Scheme Examination, Feb. - 2011 Computer Engineering & Information Technology 3IT4 & 3CS4 Object Oriented Programming
Time : 3 Hours Maximum Marks : 80
Min. Passing Marks : 24
Instructions to Candidates:
Attempt overall five questions, selecting one question from each unit. All questions carry> equal marks. (Schematic diagrams must be shown wherever necessary. Any data you feel missing may suitably be assumed and stated clearly Units of quantities used/calculated must be stated clearly).
1. a) Write down the syntax for accessing members of st ructure using structure
variables with suitable example. (8)
b) Explain pointer to structure with suitable example. (8)
OR
2. a) What is the difference between Structured Programming and Object-Oriented
Programming.
b) Explain syntax of passing structure to functions. Also implement structures as user defined data types. (10)
3. a) Distinguish between the following terms :-
i) Objects and Classes
ii) Data abstraction and data encapsulation.
iii) Inheritance and Polymorphism
iv) Dynamic binding and message passing. (2x4=8)
b) Write a simple program to access and manipulate data members in C++. (8)
4. a) Explain constructors with suitable example. Also describe the role of
destructors in C++ language. (8)
b) What is Friend Function? Write a program that implements Friend Function concept. (8)
Unit-III
5. a) What is operator overloading? Why is it necessary to overload an operator?
What is an operator function? Describe the syntax of an operator function. (8)
b) Explain overloading Stream Function with suitable. Example. (8)
OR
6. a) What is a Conversion Function? How is it created? Explain its syntax with
suitable example. (8)
b) Differentiate between unary and binary operators. Also explain overloading binary operators using Friend Function. (8)
7. What is inheritance? Explain different kind of inheritance with suitable example.(16)
8. a) What is polymorphism? Explain function overloading with suitable example.(8)
b) What is Virtual Function? Explain function overriding or run time polymorphism with suitable example. (8)
9. Write short note on (any two)(8x2=16)
a) Exception Handling
b) Templates
c) Multiple Inheritance
10. a) Explain Virtual Base Class with suitable example. (8)
b) Describe pointers to classes and class members in details. (8)
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