In object-oriented(51), objects can be viewed as reusable components, and once the programmer has developed a(52)of these components, he can(53)the amount of new coding required. But(52)a(54)is no simple task because the integrity of the Original software design is critical. Reusability can be a mixed blessing for user, too, as a programmer has to be able to find the object he needs. But if(55)is your aim, reusability is worth the risk.

A．programming

B．creating

C．indisposing

D．library

E．maximize

[单选题]______is a property of object-oriented software by which an abstract operation may be performed in different ways in different classes．A．MethodB．PolymorphismC．InheritanceD．Encapsulation

[单选题]（ ）iS a property of object—oriented software by which an abstract operation ma)’be performed in different ways in different classes． A．Method B．Polymorphism C．Inheritance D．Encapsulation

[单选题]Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is （71）. It determines how the various results are computed by the product and p

[单选题] Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is （71）. It determines how the various results are computed by the product and

[单选题]Object-oriented analysis(OOA)is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is(71). It determines how the various results are computed by the product and pres

[单选题]Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is(71) . It determines how the various results are computed by the product and p

[单选题]（）is a property of object-oriented software by which an abstract operation may be performed in different ways in different classes.A . MethodB . PolymorphismC . InheritanceD . Encapsulation

[单选题]试题（71）～（75）Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is （71）. It determines how the various results are computed by the pr

[单选题]OOA(Object-Oriented Analysis)模型由5个层次和5个活动组成，5个层次不包括(51)，5个活动不包括(52)。OOA在定义属性的同时，还要识别实例连接。实例连接是一个实例对象与另一个实例对象的(53)关系。A．主题层B．对象类层C．动态层D．结构层

[单选题]The number of ways we can choose r objects from a total of n objects, when