Programming in Modern C++ | Week 5

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Session: JULY-DEC 2023

Course Name: Programming in Modern C++

Course Link: Click Here

These are Nptel Programming in Modern C++ Assignment 5 Answers

Programming

Question 1
Consider the following program. Fill in the blanks as per the instructions given below:
    • Complete the variable declaration at LINE-1,
    • Complete the function prototype at LINE-2 and LINE-3 with appropriate keywords
such that it will satisfy the given test cases.

Solution:

class Cube : public Volume, public SurfaceArea { //LINE-1
    int _a;
    public:
        Cube(int a) : _a(a) { }
        double getVolume() { return Volume::getValue(_a); } //LINE-2
        double getSurfaceArea() { return SurfaceArea::getValue(_a); } //LINE-3
};

These are Nptel Programming in Modern C++ Assignment 5 Answers

Question 2
Consider the following program. Fill in the blanks as per the instructions given below.
    • at LINE-1 with appropriate forward declaration,
    • at LINE-2 with appropriate statement
such that it will satisfy the given test cases

Solution:

#include <iostream>
using namespace std;
class Vehicle{
    string vehicleName;
    int noOfWheels;
    protected:
        Vehicle(string s, int w) : vehicleName(s), noOfWheels(w) { }
    public:
        friend void vehicleDetails(const Vehicle&);
};
class Twowheeler : public Vehicle{
    public:
  Twowheeler(string n) : Vehicle(n, 2) { }
};
class Fourwheeler : public Vehicle{
    public:
        Fourwheeler(string n) : Vehicle(n, 4) { }
};

These are Nptel Programming in Modern C++ Assignment 5 Answers

Question 3
Consider the following program. Fill in the blanks at LINE-1, LINE-2 and LINE-3 with appropriate statements such that it will satisfy the given test cases.

Solution:

class D : public B1, public B2 {
    int d;
    public:
        D(int x) : B1(x+5), B2(x+10), d(x) {}

These are Nptel Programming in Modern C++ Assignment 5 Answers

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Session: JULY-DEC 2022

Course Name: Programming in Modern C++

Course Link: Click Here

These are Nptel Programming in Modern C++ Assignment 5 Answers

Quiz

Q1. Consider the following code segment.
What will be the output /error?
a) 6.75
b) 0
c) 675
d) Compilation error: no matching function for call to ’FDInterest::calculate()’

Answer: d) Compilation error: no matching function for call to ’FDInterest::calculate()’

Q2. Consider the following code segment.
What will be the output?
a) C Programming
C++ Programming
b) C++ Programming
C Programming
c) C Programming
C Programming
d) C++ Programming
C++ Programming

Answer: c) C Programming
C Programming

These are Nptel Programming in Modern C++ Assignment 5 Answers

Q3. Consider the following code segment.
What will be the output?
a) 1 2 3 -3 -2 -1
b) 1 1 2 3 -3 -1 -1
c) 1 3 -3 -1
d) 1 1 2 3 -3 -2 -1 -1

Answer: d) 1 1 2 3 -3 -2 -1 -1

Q4. Consider the following code segment.
Fill in the blank at LINE-1 so that the program will print Base.
a) Base::print();
b) Base.print();
c) (new Base)->print();
d) Base->print();

Answer: a, c

These are Nptel Programming in Modern C++ Assignment 5 Answers

Q5. Consider the following code segment.
What will be the output /error?
a) 5 10
b) 0 10
c) Compilation error generated from LINE-1
d) Compilation error generated from LINE-2

Answer: d) Compilation error generated from LINE-2

Q6. Consider the following code segment.
What will be the output?
a) A::2 B::2 C::2 A::3 B::3 C::3 A::1 B::1 C::1 ~C ~B ~A ~C ~B ~A ~C ~B ~A
b) A::2 B::2 C::2 A::3 B::3 C::3 ~C ~B ~A A::1 B::1 C::1 ~C ~B ~A ~C ~B ~A
c) C::2 B::2 A::2 C::3 B::3 A::3 C::1 B::1 A::1 ~C ~B ~A ~A ~B ~A ~C ~B ~A
d) C::2 B::2 A::2 C::3 B::3 A::3 C::1 B::1 A::1 ~A ~B ~C ~A ~B ~C ~A ~B ~C

Answer: b) A::2 B::2 C::2 A::3 B::3 C::3 ~C ~B ~A A::1 B::1 C::1 ~C ~B ~A ~C ~B ~A

These are Nptel Programming in Modern C++ Assignment 5 Answers

Q7. Consider the following code segment.
Fill in the blank at LINE-1 so that the program will print Base::£().
a) Base.obj.f()
b) Base.obj::f()
c) obj.Base::f()
d) Base::0bj.f()

Answer: c) obj.Base::f()

Q8. Consider the following code segment.
What will be the output /error?
a) Partha CSE
b) unknown CSE
c) Compilation error at LINE-1: void ’Staff::print1()’ is inaccessible in this context
d) Compilation error at LINE-2: void ’Staff::print2()’ is inaccessible in this context

Answer: c) Compilation error at LINE-1: void ’Staff::print1()’ is inaccessible in this context

These are Nptel Programming in Modern C++ Assignment 5 Answers

Q9. Consider the following code segment.
Fill in the blank at LINE-1 such that the program will print 10 20.
a) A2(_t1, _t2)
b) A2(_t2, _t1)
c) AL(_t1), A2(_t2)
d) A2(_t1), A2(_t1, _t2)

Answer: a) A2(_t1, _t2)

Programming Assignment of Programming in Modern C++

Question 1

Complete the program with the following instructions.
  • Fill in the blank at LINE-1 with appropriate initializer list,
  • Fill in the blanks at LINE-2 and LINE-3 to complete the return statements.
The program must satisfy the given test cases.

Solution:

class Sphere:public Volume,public Area{
  public:
  Sphere(int _r):Volume(_r), Area(_r){}
  double getVolume(){
    return Volume::getVal();
  }
  double getArea(){
    return Area::getVal();
  }
};

These are Nptel Programming in Modern C++ Assignment 5 Answers

Question 2

Consider the following program with the following instructions.
  • Fill in the blank at LINE-1 with appropriate keyword.
  • Fill in the blanks at LINE-2 and LINE-3 to complete the constructor statements.
The program must satisfy the sample input and output. 

Solution:

#include <iostream>
using namespace std;
class Vehicle
{
  public:
  string vehicleName;
  int noOfWheels;
  Vehicle(string s,int w):vehicleName(s),noOfWheels(w)
  {}
  void vehicleDetails(const Vehicle&);
};
class Twowheeler:public Vehicle
{
  public:
  Twowheeler(string n):Vehicle(n,2)
  {}
};
class Fourwheeler:public Vehicle
{
  public:
  Fourwheeler(string n):Vehicle(n, 4)
  {}
};

These are Nptel Programming in Modern C++ Assignment 5 Answers

Question 3

Consider the following program. Fill in the blanks as per the instructions given below:
  • Fill in the blank at LINE-1 to complete the inheritance statement.
  • Fill in the blank at LINE-2 with the appropriate initializer list,
The program must satisfy the given test cases.

Solution:

class ReTest:public Test1,public Test2
{
  int t;
  public:
  ReTest(int x):Test1(x+5),Test2(x+10),t(x)
  {}
  void show()
  {
    cout << t << ", " << t1 << ", " << t2;
  }
};

These are Nptel Programming in Modern C++ Assignment 5 Answers

These are Nptel Programming in Modern C++ Assignment 5 Answers

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These are Nptel Programming in Modern C++ Assignment 5 Answers

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