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

Stack, write a simple c++ program to implement a stack: 1. push 2. pop

write a simple c++ program to implement a stack: 1. push 2. pop

Explain looping statements, Looping Statements The statements usually u...

Looping Statements The statements usually used for looping are for, do-while, while. The goto statement can be used for looping, but its use is generally avoided as it leads to

Sorted directory - c++ program, Sorted directory - C++ program: Write ...

Sorted directory - C++ program: Write a program in c to sorting a directory. int main( int argc, char *argv[] ) {     if( argc 3 )         {         cerr

Assignment, Hi, Can i get a quote for my Programming assignment

Hi, Can i get a quote for my Programming assignment

Software reverse engineered, Project Description: I have software writte...

Project Description: I have software written with VB that i helped design, but now the original author died,(Neil Tromp), and the software ended up in the hands of someone else!

Explain the command line parameters, Explain the Command Line Parameters? ...

Explain the Command Line Parameters? The Command line arguments are parameters supplied to a program from the operating system. These arguments are parameters accepted to main

Write down the code for binary search tree in c++?, A: BinarySearchTree.h ...

A: BinarySearchTree.h ---------------------- #ifndef BINARY_SEARCH_TREE_H_ #define BINARY_SEARCH_TREE_H_ #include "dsexceptions.h" #include // For NULL // Binary

What is a union how does it differ from a structure, Question : (a) (i)...

Question : (a) (i) What is a structure member in C? What is the relationship between a structure member and the structure? (ii) How can structure variables be declared in C?

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