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

What''s the deal along with operator overloading?, A: It let you to provide...

A: It let you to provide an intuitive interface to users of your class, as well as makes it possible for templates to equally work well with classes and built-in/intrinsic types.

Explain topologies for the network information system, Problem: a) Give...

Problem: a) Give and Illustrate with the help of diagrams, four topologies for the Network Information System (NIS). b) Give methods for creating user accounts and groups.

#CompilerRelated, #C Why don''t online compilers support the header file?...

#C Why don''t online compilers support the header file? What can I do to resolve this? PS. I have tried , does''nt work either. Thannk in advance.

Recursion, #questiowrite a program to calculate e^x

#questiowrite a program to calculate e^x

Pointer to an array, Write a method (belonging to the TermStructure class) ...

Write a method (belonging to the TermStructure class) that takes a pointer to an array of bonds and an integer, representing the number of bonds in the array as arguments, and esti

Lua and C++ sprite animation, How would I use variables of a C++ object wit...

How would I use variables of a C++ object within a Lua function, and then call the Lua function from C++ code?

Hwid spoofer for windows 7, Project Description: I want a simple program...

Project Description: I want a simple program that will spoof my hardware id. I should be able to prepare the id to spoof to in the program and press "random" button to spoof to

Program for implementation of a data storage system, Introduction:  This...

Introduction:  This assignment requires a knowledge of variables (integers, char types), loops, conditionals, switch, functions, char arrays, string arrays, number arrays, struc

C++ Program Please see where i do mistake, #include #include #include ...

#include #include #include #include #include class Employee { private: char *Name; //Set them as pointers... int IdNumber; char *Department; char *Position; public: voi

I want to convert atmel c code into arduino mppt, Normal 0 fals...

Normal 0 false false false EN-US X-NONE X-NONE

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