C program to create a file student.dat, C/C++ Programming

Assignment Help:

Program is to create a file student.dat:

Program is to create a file student.dat which contains all name, roll_no,marks(5 sub) and percentage

  class student

   {

   private:

    char name[20];

    int roll;

    int marks[5];

    int total;

    float perc;

   public:

    student()

     {

     total=0;

     }

     void input();

     void output();

     };

 

 void student::input()

  {

  clrscr();

  cout<<" enter your name ";

  gets(name);

  cout<<" enter your roll no. ";

  cin>>roll;

  cout<<" enter the marks of five subjects "<<"\n";

  for (int i=0;i<5;i++)

    {

    cout<<" enter marks";

    cin>>marks[i];

    total=total + marks[i];

    }

   }

 void student::output()

   {

   clrscr();

   perc=total/5;

    if (perc>=60)

      {

     cout<<" the name is "<

     cout<<" the total marks obtained out of (500) "<

     cout<<" the percentage "<

     }

    else

     cout<<" the percten tage is less then 60 ";

   }

 

  void main()

    {

    clrscr();

   student info;

   fstream file;

   file.open("student.dat",ios::in|ios::out);

   int n;

   cout<<" enter the number for which u want to enter data";

   cin>>n;

   for(int i=1;i<=n;i++)

     {

     info.input();

     file.write((char *)& info,sizeof(info));

     }

     file.close();

     file.open("student.dat",ios::in);

     while(file)

      {

    file.write((char *)& info,sizeof(info));

    info.output();

    }

   file.close();

   }


Related Discussions:- C program to create a file student.dat

Padovan string, write a C program for padovan string for a natural number

write a C program for padovan string for a natural number

C code, how can i easily make a program?

how can i easily make a program?

Write a program that allows two players to play connect four, You may work ...

You may work in pairs for this assignment. Submit only one project per team; both partners will receive the same grade. Also, you can earn up to 40 points (out of 25) on this assig

Explain pointers to objects, Pointers to Objects Passing and returning ...

Pointers to Objects Passing and returning of objects is, though, not very efficient since it includes passing and returning a copy of the data members. This problem can be elim

Lennie, Lennie McPherson, proprietor of Lennie''''s Bail Bonds, needs to ca...

Lennie McPherson, proprietor of Lennie''''s Bail Bonds, needs to calculate the amount due for setting the bail. Lennie requires something of value as collateral, and his fee is 10%

C and Data structure, Implement multiple stacks in a single dimensional arr...

Implement multiple stacks in a single dimensional array using c.

Static optimality theorem, Question 1 Describe the following with respect ...

Question 1 Describe the following with respect to pointers in C language- Pointers and Arrays Usage of Pointers in functions Write programs in C to demonstrate the

Return values, What is the purpose of return values? Can you not return any...

What is the purpose of return values? Can you not return any values from a function? If you could what would he function look like?

Random searching, write aprogram for random -search to implement if a[i]=x;...

write aprogram for random -search to implement if a[i]=x;then terminate other wise continue the search by picking new randon inex into a

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd