A.B
B.B, followed by an Exception.
C.Compilation fails due to an error on line 9.
D.Compilation fails due to an error on line 14.
E.An Exception is thrown with no other output.

A.6
B.7
C.10
D.11
E.Compilation fails.
F.An exception is thrown at runtime.

A. Compilation succeeds.
B. Class A does not compile.
C. The method declared on line 9 cannot be modified to throw TestException.
D. TestA compiles if line 10 is enclosed in a try/catch block that catches TestException.

A.Set set = new TreeSet();
B.Set set = new HashSet();
C.Set set = new SortedSet();
D.List set = new SortedList();
E.Set set = new LinkedHashSet();

A.The class implements java.lang.Comparable.
B.The class implements java.util.Comparator.
C.The interface used to implement sorting allows this class to define only one sort sequence.
D.The interface used to implement sorting allows this class to define many different sort sequences.