M.C.A. (Management Faulty) (Semester – III),IT-33 : 303 : OBJECT ORIENTED PROGRAMMING USING C++,University Of Pune Question Paper,2010 Question Paper

University Of Pune Question Paper
M.C.A. (Management Faulty) (Semester – III) Examination, 2010
IT-33 : 303 : OBJECT ORIENTED PROGRAMMING USING C++
(2008 Pattern) (New)
Time : 3 Hours Max. Marks : 70
 Note : 1) Question 1 and 8 are compulsory.
2) Solve any four from Question No. 2 to 7.
3) Figures to the right indicate full marks.
1) I. Answer the following : 10
What will be the output of following program ?
a) #include<iostream.h>
#include<conio.h>
void main ( )
{
clrscr( );
char s[ ] = "OBJECT";
int i;
for(i = 0;s[i];i++)
cout<<"\n"<<s[i++]<<*(s+i++)<<*(i+s)<<i[s];
}
b) class base
{
private: int x;
protected: int y;
};
class derived:public base
{
protected:
int a, b;
void change( )
{
a=x;
b=y;
}
};
[3880] – 303 -2-
c) class test
{
static int count;
public:
static void showcount(void)
{
cout<<"count:"<<++count;
}
};
int test::count;
main( )
{
test t1,t2,t3;
t1.showcount( );
t2.showcount( );
t3.showcount( );
}
d) #include<iostream.h>
#include<conio.h>
public class A
{
int x=4;
};
private class B::class A
{
int x=20;
cout<<"x="<<x;
};
e) #include<conio.h>
#include<iostream.h>
#include<iomanip.h>
void main( )
{
int x=100;
float f=56.75;
cout<<hex<<x<<dec<<x<<endl;
cout<<setw(8)<<setfill('0')<<f;
}
II) Explain new, delete and scope resolution operator. 5
2) a) Write a program to demonstrate overloading of constructor. 5
b) Explain pointer to data members using suitable example. 5
3) Write a program to overload increment and decrement operators. 10
4) a) What is virtual base class ? Explain with suitable example. 5
b) What is Namespace ? Explain nested namespace using a suitable example. 5
5) a) Write a function template to calculate area of circle. 5
b) Explain any five manipulators with suitable example. 5
6) Explain different types of inheritance with suitable examples of each type. 10
7) Write a program that reads the text file and replace all the occurrences of
vowels with '*' and copy the contents in new file. Also display the no. of
replacements made. 10
8) Write short notes on the following : 15
a) Exception Handling Mechanism.
b) New Style Cast.
c) Standard Template Library.
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