Which of the following class addresses is reserved for multicast？（）A、 Class AB、 Class BC、 Class CD、 Class D
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Which of the following class networks contains 65，534 hosts？（）A、Class AB、Class BC、Class CD、Class D
The internet address 198.102.27.120 represents which of the following addresses？（）A、Class AB、Class BC、Class CD、Class D
Which the following two statements are true？（）A、 An inner class may be declared as static.B、 An anonymous inner class can be declared as public.C、 An anonymous inner class can be declared as private.D、 An anonymous inner class can extend an abstract class.E、 An anonymous inner class can be declared as protected.
Which statements concerning the relationships between the following classes are true？（） class Foo { int num； Baz comp = new Baz（）； } class Bar { boolean flag； } class Baz extends Foo { Bar thing = new Bar（）； double limit； } A、A Bar is a Baz.B、A Foo has a Bar.C、A Baz is a Foo.D、A Foo is a Baz.E、A Baz has a Bar.
Given the following code fragment： public void create（） { Vector myVect； myVect = new Vector（）； } Which of the following statements are true？（） A、 The declaration on line 2 does not allocate memory space for the variable myVect.B、 The declaration on line 2 allocates memory space for a reference to a Vector object.C、 The statement on line 2 creates an object of class Vector.D、 The statement on line 3 creates an object of class Vector.E、 The statement on line 3 allocates memory space for an object of class Vector.
public class Test{ public static void main（ String[] argv ）{ // insert statement here } } Which statement， inserted at line 3， produces the following output？（） Exception in thread “main” java.lang.AssertionError： true at Test.main（Test.java：3） A、 assert true；B、 assert false；C、 assert false ： true；D、 assert false == true；E、 assert false： false；
