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问题 单项选择题

下列关于面向对象程序设计概念的说法中，不正确的是（ ）

A．对象特征的描述称为对象的属性

B．事件过程是对事件的一种响应和处理

C．执行对象的方法需要外部事件驱动

D．按钮、文本框、对话框等都视为对象

答案

参考答案：C

单项选择题

下列叙述中正确的是( )。

A．线性表是线性结构

B．栈与队列是非线性结构

C．线性链表是非线性结构

D．二叉树是线性结构
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单项选择题

The (1) is a general description of the architecture of a workflow management system used by the WFMC, in which the main components and the associated interfaces are summarized. The workflow enactment service is the heart of a workflow system which consists of several (2) . In a workflow system, a process is specified using the process definition tool. Usually, processes are defined in terms of a (3) , which consists of (4) indicated using a circle, and (5) shown as a rectangle. These two components can be linked by means of a directed arc.

5（）

A．transmitters

B．transitive

C．transitions

D．transformations
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