Which of the following statements about object oriented databse is not correct?A. Each object has a unique object identity in the system.B.Encapsulation and inheritance are two important features of object oriented databasE.C.A subclass can inherit the at

题目

Which of the following statements about object oriented databse is not correct?

A. Each object has a unique object identity in the system.

B.Encapsulation and inheritance are two important features of object oriented databasE.

C.A subclass can inherit the attributes and methods of all its superclasses.

D.A subclass includes the attributes and methods of all its subclasses.


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正确答案:D
更多“Which of the following statements about object oriented databse is not correct?A. Each obj ”相关问题
  • 第1题:

    C++ fully supports ( ) programming,including the four properties:encapsulation,data hiding,inheritance,and polymorphism.

    A.computer-oriented
    B.procedure-oriented
    C.object-oriented
    D.aspect-orienteD.

    答案:C
    解析:
    C++完全支持面向对象程序设计,包括以下4种属性:封装性、数据隐藏、继承性和多态性。

  • 第2题:

    C++fully supports( )programming,including the four properties:encapsulation,data hiding,inheritance,and polymorphism.

    A.computer-oriented
    B.procedure-oriented
    C.object-oriented
    D.aspect-oriented

    答案:C
    解析:
    C++完全支持面向对象程序设计,包括以下4种属性:封装,数据隐藏,继承,多态。

  • 第3题:

    5、对下面代码描述正确的是: $(json).each(function(idx, obj) { alert(obj.tagName); });

    A.obj是json数组

    B.obj是json数组中的一个元素

    C.idx最小值为1

    D.function(idx, obj)因为没有函数名,因此是错误的


    B

  • 第4题:

    C++ fully supports ( ) programming,including the four properties:encapsulation,data hiding,inheritance,and polymorphism.

    A .computer-oriented
    B .procedure-oriented
    C. object-oriented
    D .aspect-oriented

    答案:C
    解析:
    C++完全支持面向对象程序设计,包括以下4种属性:封装性、数据隐藏、继承性和多态性。

  • 第5题:

    对下面代码描述正确的是: $(json).each(function(idx, obj) { alert(obj.tagName); });

    A.obj是json数组中的一个元素

    B.obj是json数组

    C.idx最小值为1

    D.function(idx, obj)因为没有函数名,因此是错误的


    obj是json数组中的一个元素

  • 第6题:

    对下面代码描述正确的是: $(json).each(function(idx, obj) { alert(obj.tagName); });

    A.obj是json数组

    B.obj是json数组中的一个元素

    C.idx最小值为1

    D.function(idx, obj)因为没有函数名,因此是错误的


    obj是json数组中的一个元素