【单选题】PTN的功能平面中,实现传送平面与控制平面以及整个PTN系统的管理功能, 有效协调各平面之间的协作运行功能的是哪一平面?
【简答题】第5题:认真分析以下 UML 类图,完成 Bank 类的编写 建立 banking 包,建立类到该包下。 在 Bank 类中增加两个属性: customers ( Customer 对象的数组); numberOfCustomers (一个整型变量,它记录了下一个 customers 的索引值,其实就是由它来生成索引值) 增加一个公共的构造函数,用来初始化 customers 数组,数组最大长度大...
【单选题】在记者招待会上,新闻记者要有强烈的( )意识。
【单选题】听力原文:W: The day I turned thirty, I turned on the computer. I went into the over- thirty room for a joke. And he was there. And we started chatting. M: About what? W: Books, music, how much we both lov...
【单选题】听力原文:Woman: Here's your key, Mr. Smith. You're in room three ten on the third floor. The elevator is just over there. Oh, and check-out time tomorrow is at noon. Man: That won't be a problem. I'll nee...
【单选题】听力原文:M: Excuse me, have you got a light? W: No, I'm sorry. Perhaps the gentleman over there can help you. Q: what does the woman think about the gentleman over there? (13)
C.
He probably has a light.
【单选题】记者招待会上,新闻记者要有强烈的( )意识