122 ECE Spring Semester Exam2 Answer A1:
Car::startEngine BMW7::turn BMW7::cruiseControl BMW7::temperatureControl
Since BMW7 doesnt override startEngine() method, so it inherits it from Car class. Since BMW7 override turn() method, so the overridden method is called. BMW7 adds two additional method, cruiseControl() and temperatureControl(), and they are called. A2 public class Exam2Q2 { private int i; private String str; public int getI() { return i; } public void setI(int i) { this.i = i; } public String getStr() { return str; } public void setStr(String str) { this.str = str; } public void printInt() { System.out.println(i); public } void printString() { System.out.println(str); } } A3
Car::startEngine
BMW7::turn A4
public class Exam2Q4A extends Exam2Q4 { public double data4; public String letterGrade() { avg = (data1+data2+data3+data4)/4.0; if (avg >= 90) return "A"; else if (avg >= 80) return "B"; else if (avg >= 70) return "C"; else if (avg &...