单项选择题
Given that the elements of a PriorityQueue are ordered according to natural ordering,and: What is the result?()
A.apple pear B.banana pear C.apple apple D.apple banana E.banana banana
多项选择题 Given: Which three code fragments, inserted independently at line 6, will compile?()
多项选择题 Given: Which two, inserted at line 11, will allow the code to compile?()
单项选择题 Given: What is the result?()