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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Given:
What is the result?()
A.test
B.Exception
C.Compilation fails.
D.NullPointerException
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.
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
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.
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]
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> {
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]
A.java.util.Queue
B.java.util.ArrayList
C.java.util.LinearList
D.java.util.LinkedList
Given:
Which method will complete this class?()
A.public int compareTo(Object o){/*more code here*/}
B.public int compareTo(Score other){/*more code here*/}
C.public int compare(Score s1,Score s2){/*more code here*/}
D.public int compare(Object o1,Object o2){/*more code here*/}
Given:
What is the result?()
A.210
B.211
C.321
D.322
E.Compilation fails.
F.An exception is thrown at runtime.
最新试题
Given:What is the result?()
Given:What is the result?()
Given:What is the result?()
A team of programmers is involved in reviewing a proposed design for a new utility class. After some discussion, they realize that the current design allows other classes to access methods in the utility class that should be accessible only to methods within the utility class itself.What design issue has the team discovered?()
DRAG DROP Click the Task button.
DRAG DROP Click the Task button.
Given:Which two are true? ()
Click the Exhibit button. Which three code fragments, added individually at line 29, produce the output 100?()
DRAG DROP Click the Task button.
Given: