多項選擇題

Which two interfaces provide the capability to store objects using a key-value pair？（）

A. Java.util.Map.
B. Java.util.Set.
C. Java.util.List.
D. Java.util.StoredSet.
E. Java.util.StoredMap.
F. Java.util.Collection.

你可能感興趣的試題

單項選擇題

public class X {
public object m （） {
object o = new float （3.14F）；
object oa = new object [1]；
oa[0]= o；
o = null；
oa[0] = null；
return o；
}
}
When is the float object created in line 3， eligible for garbage collection？（）

A. Just after line 5.
B. Just after line 6.
C. Just after line 7.
D. Just after line 8（that is， as the method returns）.

多項選擇題

Which statements about static inner classes are true？（）

A. A static inner class requires a static initializer.
B. A static inner class requires an instance of the enclosing class.
C. A static inner class has no reference to an instance of the enclosing class.
D. A static inner class has access to the non-static members of the outer class.
E. Static members of a static inner class can be referenced using the class name of the static inner class.

日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美 国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

Which two interfaces provide the capability to store objects using a key-value pair？（）

你可能感興趣的試題

public class X { public object m （） { object o = new float （3.14F）； object oa = new object [1]； oa[0]= o； o = null； oa[0] = null； return o； } } When is the float object created in line 3， eligible for garbage collection？（）

Which statements about static inner classes are true？（）

日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

public class X {
public object m （） {
object o = new float （3.14F）；
object oa = new object [1]；
oa[0]= o；
o = null；
oa[0] = null；
return o；
}
}
When is the float object created in line 3， eligible for garbage collection？（）