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]

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多项选择题

Given a class whose instances， when found in a collection of objects， are sorted by using the compare To 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.

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

多项选择题

Given：

Which two code fragments， inserted independently at line 5， will compile without warnings？（）

A.public void addStrings(List list) {
B.public void addStrings(List<String> list) {
C.public void addStrings(List<? super String> list) {
D.public void addStrings(List<? extends String> list) { B,C

Given： What is the result？（）

相关考题

Given：

What is the result？（）