Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
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()
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(); }
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(); }
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(); }
else
cout<<" the percten tage is less then 60 ";
void main()
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)
info.output();
Write a program to compute the following equation for values of time. y = 2x+3 The values of time are stored in the file program.dat and the solution should be display
Study the given hierarchical class diagram and additional information, and answer the questions that follow: Sale Company: string unitPrice: double
Aim: To implement a program to find area of rectangle, surface area of box and volume of box using virtual functions. Code: class rect {
give a program to accept and print 2_D Array
What is the real function of class - to export data? No, Real purpose of a class isn't to export data. Instead, it's to provide services. Class provides a way to abstract behav
b) Why copy constructor accepts reference to an object and not the object itself? What happens if we do otherwise?
difference
minimum shelf
Constructor and Destructor function with derived classes If there are constructors included in the base class and the derived class, the compiler automatically calls both of th
(i) Vilsmeir reaction
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!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd