腾讯面经



腾讯面经

web开发方面的:

  1. 文件拷贝,把一个文件的内容拷贝到另外一个文件里

    分析了多个方法:http://www.oschina.net/code/snippet_2251389_43244

  2. jsp里边的对象,以及常用的方法

  3. HashMap遍历的几种方法

  4. 写一个类,连接数据库并执行一条sql

面试部分:

  1. JVM性能调优,都做了什么?

  2. forward和sendRedirect的区别

  3. 区别 和 <%@include file="%>的区别

  4. 你们系统的数据库切分,按什么切?(纵向、横向)

  5. 熟悉linux下的开发么?

  6. tcp头部都什么东西,http呢?

  7. 加密解密的东西做过么?如md5什么的


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