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

Define the volatile keyword qualifiers in c language, Define the Volatile K...

Define the Volatile Keyword Qualifiers in C Language? The volatile keyword proceed as a data type qualifier and a volatile variable is for dynamic use. E.G. for data that is to

#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.

Need ftp upload and mysql, Need FTP Upload and MySQL Project Description...

Need FTP Upload and MySQL Project Description: We are in need of an executable application that will be execute as a scheduled task on Windows Server 2008 R2 and can perform

Write a program to illustrate passing structure to function, Write a Progra...

Write a Program to illustrate passing structure to function? # include struct customer { int id; char name[15]; }; void func_struct(struct customer); main() { struct c

Should my constructors employ"assignment"or"initialization, Should my const...

Should my constructors employ "assignment" or "initialization lists"?

String, A string is said to be "Beautiful"€, if it contains only non repet...

A string is said to be "Beautiful"€, if it contains only non repetitive alphabets

What difficulty does the namespace feature solve out?, A: Multiple provider...

A: Multiple providers of libraries might employ common global identifiers causing a name collision whereas an application attempt to link with two or more such libraries. The names

Set performance data and print tickets, Create a class  called  ticketSelli...

Create a class  called  ticketSelling that stores booking information of a single performance on a single day and sells the tickets of the performance. The class should include at

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