Question 5 (5 points) Analyze the following code: public class Test1 { public Ob
ID: 3605681 • Letter: Q
Question
Question 5 (5 points)
Analyze the following code:
public class Test1 {
public Object max(Object o1, Object o2) {
if ((Comparable)o1.compareTo(o2) >= 0) {
return o1;
}
else {
return o2;
}
}
}
Question 5 options:
The program has a syntax error because o1 is an Object instance and it does not have the compareTo method.
The program has a syntax error because you cannot cast an Object instance o1 into Comparable.
The program would compile
if ((Comparable)o1.compareTo(o2) >= 0)
is replaced by (((Comparable)o1).compareTo(o2) >= 0).
a and c are both correct.
The program has a syntax error because o1 is an Object instance and it does not have the compareTo method.
The program has a syntax error because you cannot cast an Object instance o1 into Comparable.
The program would compile
if ((Comparable)o1.compareTo(o2) >= 0)
is replaced by (((Comparable)o1).compareTo(o2) >= 0).
a and c are both correct.
Explanation / Answer
The following is the correct answer for the above java class.
a and c are both correct.
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