Click the Exhibit button. Given:Which ...

单项选择题 Click the Exhibit button. Given:Which statement is true if a TestException is thrown on line 3 of class B? （）

A.Line 33 must be called within a try block.
B.The exception thrown by method1 in class A is not required to be caught.
C.The method declared on line 31 must be declared to throw a RuntimeException.
D.On line 5 of class A, the call to method2 of class B does not need to be placed in a try/catch block.

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1.单项选择题 Given:

What is the result?（）

A.collie
B.harrier
C.Compilation fails.
D.collie harrier
E.An exception is thrown at runtime.

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2.单项选择题 Given:

What is the result when the go() method is invoked?（）

A.00
B.0001
C.000120
D.00012021
E.Compilation fails.
F.An exception is thrown at runtime.

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3.单项选择题 Given:

What is the result?（）

A.test
B.Exception
C.Compilation fails.
D.NullPointerException

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4.单项选择题 Given:

What is the result?（）

A.Compilation fails.
B.pi is bigger than 3.
C.An exception occurs at runtime.
D.pi is bigger than 3. Have a nice day.
E.pi is not bigger than 3. Have a nice day.

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5.单项选择题 Given:

If class Donkey is invoked twice, the first time without assertions enabled, and the second time with assertions enabled, what are the results?（）

A. no output
B. no output assert is on
C. assert is on
D. no output An AssertionError is thrown.
E. assert is on An AssertionError is thrown

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6.单项选择题 Given:

What is the result?（）

A.Compilation fails due to an error in line 23.
B.Compilation fails due to an error in line 29.
C.A ClassCastException occurs in line 29.
D.A ClassCastException occurs in line 31.
E. The value of all four objects prints in natural order.

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7.单项选择题 Given:

What is the result?（）

A.Compilation fails.
B.An exception is thrown at runtime.
C.[608, 609, 610, 612] [608, 610]
D.[608, 609, 610, 612] [608, 609, 610]
E.[606, 608, 609, 610, 612] [608, 610]
F.[606, 608, 609, 610, 612] [608, 609, 610]

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8.多项选择题 Given:

Which two, inserted at line 11, will allow the code to compile?（）

A.public class MinMax<?> {
B.public class MinMax<? extends Number> {
C.public class MinMax<N extends Object> {
D.public class MinMax<N extends Number> {
E.public class MinMax<? extends Object> {
F.public class MinMax<N extends Integer> {

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9.单项选择题 Given:

What is the result?（）

A.Compilation fails.
B.An exception is thrown at runtime.
C.[608, 610, 612, 629] [608, 610]
D.[608, 610, 612, 629] [608, 610, 629]
E.[606, 608, 610, 612, 629] [608, 610]
F.[606, 608, 610, 612, 629] [608, 610, 629]

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10.单项选择题A programmer has an algorithm that requires a java.util.List that provides an efficient implementation of add(0, object), but does NOT need to support quick random access. What supports these requirements?（）

A.java.util.Queue
B.java.util.ArrayList
C.java.util.LinearList
D.java.util.LinkedList

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