Given:What is the result?（）

单项选择题 Given:

What is the result?（）

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.

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1.单项选择题 Given:

What is the result?（）

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

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2.单项选择题 Given:

Which statement is true?（）

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.

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9.单项选择题 Given:

Which code, inserted at line 4, guarantees that this program will output [1, 2]（）?

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();

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10.多项选择题Given a class whose instances, when found in a collection of objects, are sorted by using the compareTo()method, which two statements are true?（）

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.

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