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`@@ -9,9 +9,14 @@ Senior Java engineer interview exams in 2019`
`9`	`9`	`### 面试时间2019-03`
`10`	`10`
`11`	`11`	`* 呆萝卜`
	`12`	`+`
	`13`	`+ * 1万并发量的秒杀系统怎么实现?`
	`14`	`+`
	`15`	`+ 答案: 参考开源项目jseckill [https://github.com/liushaoming/jseckill](https://github.com/liushaoming/jseckill)`
	`16`	`+`
`12`	`17`	`* mq集群怎么保证保数据的串行处理`
`13`	`18`
`14`		`- 答案:mq本身的集群可以保证串行的`
	`19`	`+ 答案:mq本身的集群可以保证串行的`
`15`	`20`	`或者镜像模式,更好`
`16`	`21`	`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。`
`17`	`22`

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