单项选择题
A programmer iterates over the TreeSet and prints the name of each Drink object. What is the result？（）
A.Tea
B.Coffee
C.Coffee Tea
D.Compilation fails.
E.The code runs with no output.
F.An exception is thrown at runtime.
相关考题
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单项选择题
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] -
单项选择题
Which statement is true？（）
A.The time to find the value from HashMap with a Person key depends on the size of the map.
B.Deleting a Person key from a HashMap will delete all map entries for all keys of type Person.
C.Inserting a second Person object into a HashSet will cause the first Person object to be removed as a duplicate.
D.The time to determine whether a Person object is contained in a HashSet is constant and does NOT depend on the size of the map. -
单项选择题
What is the result？（）
A.[1， 2， 3， 5]
B.[2， 1， 3， 5]
C.[2， 5， 3， 1]
D.[5， 3， 2， 1]
E.[1， 3， 5， 2]
F.Compilation fails.
G.An exception is thrown at runtime.
