Given: What is the result?()
A.An Exception is thrown with no other output 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 15.
单项选择题Given: What is the result?()
A.Compilation fails. B.aAaA aAa AAaa AaA C.AAaa AaA aAa aAaA D.AaA AAaa aAaA aAa E.aAa AaA aAaA AAaa
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]
多项选择题Givenaclasswhoseinstances,whenfoundinacollectionofobjects,aresortedbyusingthecompare To method,whichtwostatementsaretrue?()
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