Answer:
See Explaination
Explanation:
/ Header files section
#include <iostream>
#include <fstream>
#include <iomanip>
#include <string>
#include <cmath>
using namespace std;
// start main function
int main()
{
// variables declaration
string fileName;
string lastName;
double score;
double total;
double grade;
string description;
// prompt the user to enter the input file name
cout << "Enter the input file name: ";
cin >> fileName;
// open the input file
ifstream infile;
infile.open(fileName);
// exit from the program if the input file does not open
if (!infile)
{
cout << fileName << " file cannot be opened!" << endl;
exit(1);
}
// repeat the loop for all students in the file
infile >> lastName;
while (infile)
{
infile >> score;
infile >> total;
// compute the grade
grade = score / total * 100;
// find the grade's description
if (grade > 90)
description = "Excellent";
else if (grade > 80)
description = "Well Done";
else if (grade > 70)
description = "Good";
else if (grade >= 60)
description = "Need Improvement";
else
description = "Fail";
// display the result of each student
cout << lastName << " " << setprecision(0) << fixed << round(grade) << "% " << setprecision(5) << fixed << (grade * 0.01) << " " << description << endl;;
infile >> lastName;
}
// close the input file
infile.close();
system("pause");
return 0;
} // end of main function
Answer:
The answer should be D.
Explanation: Cool colors make someone feel calm,mainly blue and green
A form header is always displayed on the screen of the computer. it can be useful in the display of independent information that concerns the current record. However, the page header is not displayed on the screen of computer but in every printout it is printed on the top.
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