各公司c++面考试.docVIP

发信人: Leonix (Leon), 信区: job 标 题: 中兴面试过程 发信站: 饮水思源 (2002年11月20日21:10:39 星期三), 站内信件 面试我的一个男的和一个ppjj。ppjj不时微笑一下，另一位老沉着脸。 我是学网络的，本来我想先介绍一下做的项目，后来都没有机会，只把 其中两个附带介绍了一下。ppjj好像不太懂技术，只问我最后一个项目 中担任具体工作，我刚好想说，因为这个项目我做总体设计和项目管理。 另一个问我IPv6对V4的改进之处，IPv6的过渡技术，我们的改进方案的 原理（这是我的研究方向），UDP的应用场合，ping的实现原理（让我ft） 还让我写二分法的算法（太简单了，很ft，问了他几次证实，他有点不悦） 我就很快写了一下，可能有些小错。最核然后问我想在哪儿工作，ppjj代我 回答了，对他说上海深圳都可以的。 他们就是问你项目然后逮住你自己说精通的或者他懂的东西深入问一下。 -- 复旦大学网络乒协 ※ 来源:·饮水思源 ·[FROM: ] E:\面试题\中兴面试过程.txt.maz C++ object-oriented questionsZZ shury ·￠±íóú 2004-12-5 17:40:00 Q. What is pure virtual function? A class is made abstract by declaring one or more of its virtual functions to be pure. A pure virtual function is one with an initializer of = 0 in its declaration Q. Write a Struct Time where integer m, h, s are its members struct Time { int m; int h; int s; }; how do you traverse a Btree in Backward in-order? Process the node in the right subtree Process the root Process the node in the left subtree Q. What is the two main roles of Operating System? As a resource manager As a virtual machine Q. In the derived class, which data member of the base class are visible? In the public and protected sections. What is a modifier? A modifier, also called a modifying function is a member function that changes the value of at least one data member. In other words, an operation that modifies the state of an object. Modifiers are also known as ??mutators?ˉ. Example: The function mod is a modifier in the following code snippet: class test { int x,y; public: test() { x=0; y=0; } void mod() { x=10; y=15; } }; What is an accessor? An