多选题Which two are benefits of fully encapsulating a class？（）APerformance of class methods is improved.BImplementation details of the class are hidden.CAccess modifiers can be omitted on class data members.DCode that uses the encapsulation class can access data members directly.EInternal operation of the class can be modified without impacting clients of that class.
多选题
Which two are benefits of fully encapsulating a class？（）
A
Performance of class methods is improved.
B
Implementation details of the class are hidden.
C
Access modifiers can be omitted on class data members.
D
Code that uses the encapsulation class can access data members directly.
E
Internal operation of the class can be modified without impacting clients of that class.
参考解析
解析：
暂无解析
相关考题：
Given:10. interface Data { public void load(); }11. abstract class Info { public abstract void load(); }Which class correctly uses the Data interface and Info class?()() A.B.C.D.E.F.
Given:Which statement is true about the class of an object that can reference the variable base? () A.It can be any class.B.No class has access to base.C.The class must belong to the geometry package.D.The class must be a subclass of the class Hypotenuse.
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.
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（）”.
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.
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（）”
public class X { public X aMethod（） { return this；} } public class Y extends X { } Which two methods can be added to the definition of class Y？（）A、 public void aMethod（） {}B、 private void aMethod（） {}C、 public void aMethod（String s） {}D、 private Y aMethod（） { return null； }E、 public X aMethod（） { return new Y（）； }
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 two are benefits of fully encapsulating a class？（） A、 Performance of class methods is improved.B、 Implementation details of the class are hidden.C、 Access modifiers can be omitted on class data members.D、 Code that uses the encapsulation class can access data members directly.E、 Internal operation of the class can be modified without impacting clients of that class.
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.
package geometry； public class Hypotenuse { public InnerTriangle it = new InnerTriangle（）； class InnerTriangle { public int base； public int height； } } Which is true about the class of an object that can reference the variable base？ （）A、 It can be any class.B、 No class has access to base.C、 The class must belong to the geometry package.D、 The class must be a subclass of the class Hypotenuse.
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.
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.
public class Parent { int change（） {…} } class Child extends Parent { } Which methods can be added into class Child？（） A、 public int change（）{}B、 int chang（int i）{}C、 private int change（）{}D、 abstract int chang（）{}
Which two demonstrate encapsulation of data？（） A、 Member data have no access modifiers.B、 Member data can be modified directly.C、 The access modifier for methods is protected.D、 The access modifier to member data is private.E、 Methods provide for access and modification of data.
Which three statements are true?（）A、A final method in class X can be abstract if and only if X is abstract.B、A protected method in class X can be overridden by any subclass of X.C、A private static method can be called only within other static methods in class X.D、A non-static public final method in class X can be overridden in any subclass of X.E、A public static method in class X can be called by a subclass of X without explicitly referencing the class X.F、A method with the same signature as a private final method in class X can be implemented in a subclass of X.G、A protected method in class X can be overridden by a subclass of X only if the subclass is in the same package as X.
单选题package geometry； public class Hypotenuse { public InnerTriangle it = new InnerTriangle（）； class InnerTriangle { public int base； public int height； } } Which is true about the class of an object that can reference the variable base？ （）A It can be any class.B No class has access to base.C The class must belong to the geometry package.D The class must be a subclass of the class Hypotenuse.
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（）”.
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.
多选题public class Parent { int change（） {…} } class Child extends Parent { } Which methods can be added into class Child？（）Apublic int change（）{}Bint chang（int i）{}Cprivate int change（）{}Dabstract int chang（）{}
多选题Which two are true？（）AAn encapsulated， public class promotes re-use.BClasses that share the same interface are always tightly encapsulated.CAn encapsulated class allows subclasses to overload methods， but does NOT allow overriding methods.DAn encapsulated class allows a programmer to change an implementation without affecting outside code.
多选题Which two statements are true？（）AAn inner class may be declared as static.BAn anonymous inner class can be declared as public.CAn anonymous inner class can be declared as private.DAn anonymous inner class can extend an abstract class.EAn anonymous inner class can be declared as protected.
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.
多选题public class X { public X aMethod（） { return this；} } public class Y extends X { } Which two methods can be added to the definition of class Y？（）Apublic void aMethod（） {}Bprivate void aMethod（） {}Cpublic void aMethod（String s） {}Dprivate Y aMethod（） { return null； }Epublic X aMethod（） { return new Y（）； }
多选题Which three statements are true?（）AA final method in class X can be abstract if and only if X is abstract.BA protected method in class X can be overridden by any subclass of X.CA private static method can be called only within other static methods in class X.DA non-static public final method in class X can be overridden in any subclass of X.EA public static method in class X can be called by a subclass of X without explicitly referencing the class X.FA method with the same signature as a private final method in class X can be implemented in a subclass of X.GA protected method in class X can be overridden by a subclass of X only if the subclass is in the same package as X.
多选题Which the following two statements are true？（）AAn inner class may be declared as static.BAn anonymous inner class can be declared as public.CAn anonymous inner class can be declared as private.DAn anonymous inner class can extend an abstract class.EAn anonymous inner class can be declared as protected.
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.