Variables and Data Types Practice Test

Based on the temperature conversion tool below, how does changing fahrenheit from double to int affect the printed output?

double celsius = 37.0;

Converter conv = new Converter();

double fahrenheit = conv.toFahrenheit(celsius);

System.out.println(fahrenheit);

Based on the student grade manager below, which data type is best suited for studentName and why?

String studentName = "Ava";

GradeBook gb = new GradeBook(studentName);

gb.addScore(90);

gb.addScore(85);

System.out.println(gb.getAverage());