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README.md

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@@ -9,9 +9,14 @@ Senior Java engineer interview exams in 2019
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### 面试时间2019-03
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* 呆萝卜
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* 1万并发量的秒杀系统怎么实现?
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答案: 参考开源项目jseckill [https://github.com/liushaoming/jseckill](https://github.com/liushaoming/jseckill)
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* mq集群怎么保证保数据的串行处理
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答案:mq本身的集群可以保证串行的
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答案: mq本身的集群可以保证串行的
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或者镜像模式,更好
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如果调用mq的应用程序本身是集群部署的,则只能保证基本串行处理,另外如果需要一个个地处理数据,需要加上分布式锁。
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