网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)

Which statements concerning the correlation between the inner and outer instances of non-static inner classes are true?()  

  • A、Member variables of the outer instance are always accessible to inner instances, regardless of their      accessibility modifiers.
  • B、Member variables of the outer instance can never be referred to using only the variable name within     the inner instance.
  • C、More than one inner instance can be associated with the same outer instance.
  • D、All variables from the outer instance that should be accessible in the inner instance must be declared     final.
  • E、A class that is declared final cannot have any inner classes.

参考答案

更多 “Which statements concerning the correlation between the inner and outer instances of non-static inner classes are true?()  A、Member variables of the outer instance are always accessible to inner instances, regardless of their accessibility modifiers.B、Member variables of the outer instance can never be referred to using only the variable name within  the inner instance.C、More than one inner instance can be associated with the same outer instance.D、All variables from the outer instance that should be accessible in the inner instance must be declared  final.E、A class that is declared final cannot have any inner classes.” 相关考题
考题 以下程序的调试结果为?public class Outer{public String name = "Outer";public static void main(String argv[]){Inner i = new Inner();i.showName();}private class Inner{String name =new String("Inner");void showName(){System.out.println(name);}}}A.输出结果 OuterB.输出结果 InnerC.编译错误,因Inner类定义为私有访问D.在创建Inner类实例的行出现编译错误

考题 The Outer.1Q tag represents customer VLAN ID and inner.1Q tag represents Provider VLAN?()A、The Outer.1Q tag represents customer VLAN ID and inner.1Q tag represents Provider VLAN (PVLAN )B、It is an effective way to achieve VLAN transparency between Provider and enterprise customer bytunneling one ser of VLAN tags inside a second VLAN tagC、The Outer.1Q tag represents Service VLAN (PVLAN) and inner.1Q tag represents customer VLAND、QinQ is a way to hide native VLAN which can conflict with Provider native VLAN

考题 1. public class Outer{  2. public void someOuterMethod() {  3. // Line 3  4. }  5. public class Inner{}  6. public static void main( String[]argv ) {  7. Outer o = new Outer();  8. // Line 8  9. }  10. }  Which instantiates an instance of Inner?()  A、 new Inner(); // At line 3B、 new Inner(); // At line 8C、 new o.Inner(); // At line 8D、 new Outer.Inner(); // At line 8

考题 Which 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.

考题 package foo;  public class Outer {  public static class Inner {  }  }   Which statement is true?() A、 Compilation fails.B、 An instance of the Inner class can be constructed with “new Outer.Inner()”.C、 An instance of the Inner class cannot be constructed outside of package foo.D、 An instance of the Inner class can be constructed only from within the Outer class.E、 From within the package foo, and instance of the Inner class can be constructed with “new Inner()”.

考题 Which thefollowingstatements about static inner classes is true?()A、 An anonymous class can be declared as static.B、 A static inner class cannot be a static member of the outer class.C、 A static inner class does not require an instance of the enclosing class.D、 Instance member of a static inner class can be referenced using the class name of the staticinner class.

考题 下列连接中能自动删除重复的列是()。A、INNER JOINB、LEFT OUTER JOINC、RIGHT OUTER JOIND、FULL OUTER JOIN

考题 package foo; public class Outer (  public static class Inner (  )  )   Which statement is true? () A、 An instance of the Inner class can be constructed with “new Outer.Inner ()”B、 An instance of the inner class cannot be constructed outside of package foo.C、 An instance of the inner class can only be constructed from within the outer class.D、 From within the package bar, an instance of the inner class can be constructed with “new inner()”

考题 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.

考题 Which statement about static inner classes is true? () A、 An anonymous class can be declared as static.B、 A static inner class cannot be a static member of the outer class.C、 A static inner class does not require an instance of the enclosing class.D、 Instance members of a static inner class can be referenced using the class name of the static inner class.

考题 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.

考题 Which statement is true?()A、 An anonymous inner class may be declared as final.B、 An anonymous inner class can be declared as private.C、 An anonymous inner class can implement multiple interfaces.D、 An anonymous inner class can access final variables in any enclosing scope.E、 Construction of an instance of a static inner class requires an instance of the enclosing outer class.

考题 class Birds {  public static void main(String [] args) {  try {  throw new Exception();  } catch (Exception e) { try {  throw new Exception();  } catch (Exception e2) { System.out.print("inner "); }  System.out.print("middle "); }  System.out.print("outer ");  }  }  结果为:()  A、innerB、inner outerC、middle outerD、inner middle outer

考题 What is true regarding subqueries?()A、The inner query always sorts the results of the outer queryB、The outer query always sorts the results of the inner queryC、The outer query must return a value to the outer queryD、The inner query returns a value to the outer queryE、The inner query must always return a value or the outer query will give an error

考题 What is true regarding subqueries?()A、The inner query always sorts the results of the outer query.B、The outer query always sorts the results of the inner query.C、The outer query must return a value to the inner query.D、The inner query returns a value to the outer query.E、The inner query must always return a value or the outer query will give an error.

考题 单选题1. public class Outer{  2. public void someOuterMethod() {  3. // Line 3  4. }  5. public class Inner{}  6. public static void main( String[]argv ) {  7. Outer o = new Outer();  8. // Line 8  9. }  10. }  Which instantiates an instance of Inner?()A  new Inner(); // At line 3B  new Inner(); // At line 8C  new o.Inner(); // At line 8D  new Outer.Inner(); // At line 8

考题 单选题package foo;  public class Outer {  public static class Inner {  }  }   Which statement is true?()A  Compilation fails.B  An instance of the Inner class can be constructed with “new Outer.Inner()”.C  An instance of the Inner class cannot be constructed outside of package foo.D  An instance of the Inner class can be constructed only from within the Outer class.E  From within the package foo, and instance of the Inner class can be constructed with “new Inner()”.

考题 单选题Which statement is true?()A  An anonymous inner class may be declared as final.B  An anonymous inner class can be declared as private.C  An anonymous inner class can implement multiple interfaces.D  An anonymous inner class can access final variables in any enclosing scope.E  Construction of an instance of a static inner class requires an instance of the enclosing outer class.

考题 多选题Which statements concerning the correlation between the inner and outer instances of non-static inner classes are true?()AMember variables of the outer instance are always accessible to inner instances, regardless of their accessibility modifiers.BMember variables of the outer instance can never be referred to using only the variable name within  the inner instance.CMore than one inner instance can be associated with the same outer instance.DAll variables from the outer instance that should be accessible in the inner instance must be declared  final.EA class that is declared final cannot have any inner classes.

考题 单选题Which statement about static inner classes is true? ()A  An anonymous class can be declared as static.B  A static inner class cannot be a static member of the outer class.C  A static inner class does not require an instance of the enclosing class.D  Instance members of a static inner class can be referenced using the class name of the static inner class.

考题 多选题Which statements about static inner classes are true?()AA static inner class requires a static initializer.BA static inner class requires an instance of the enclosing class.CA static inner class has no reference to an instance of the enclosing class.DA static inner class has access to the non-static members of the outer class.EStatic members of a static inner class can be referenced using the class name of the static inner  class.

考题 单选题What is true regarding subqueries?()A The inner query always sorts the results of the outer query.B The outer query always sorts the results of the inner query.C The outer query must return a value to the inner query.D The inner query returns a value to the outer query.E The inner query must always return a value or the outer query will give an error.

考题 单选题The Outer.1Q tag represents customer VLAN ID and inner.1Q tag represents Provider VLAN?()A The Outer.1Q tag represents customer VLAN ID and inner.1Q tag represents Provider VLAN (PVLAN )B It is an effective way to achieve VLAN transparency between Provider and enterprise customer bytunneling one ser of VLAN tags inside a second VLAN tagC The Outer.1Q tag represents Service VLAN (PVLAN) and inner.1Q tag represents customer VLAND QinQ is a way to hide native VLAN which can conflict with Provider native VLAN

考题 多选题Which two statements are true regarding the execution of the correlated subqueries?()AThe nested query executes after the outer query returns the row.BThe nested query executes first and then the outer query executes.CThe outer query executes only once for the result returned by the inner query.DEach row returned by the outer query is evaluated for the results returned by the inner query.

考题 单选题Which thefollowingstatements about static inner classes is true?()A  An anonymous class can be declared as static.B  A static inner class cannot be a static member of the outer class.C  A static inner class does not require an instance of the enclosing class.D  Instance member of a static inner class can be referenced using the class name of the staticinner class.

考题 单选题What is true regarding subqueries?()A The inner query always sorts the results of the outer queryB The outer query always sorts the results of the inner queryC The outer query must return a value to the outer queryD The inner query returns a value to the outer queryE The inner query must always return a value or the outer query will give an error

考题 单选题The double bottom in a vessel is a space comprised of ()A plating forming the engine room tank topB doubler plating installed over the flat keel plateC a watertight boundary formed by the inner bottomD compartments between the inner and outer bottoms