校招 未知部门 / 后端开发 / 未知轮次

<h2>北京-快手-正式批-一面-技术面</h2> <p>1. 自我介绍</p><p>2. 实习拷打：高性能数据预加热流程优化怎么做的？（**总结几个点**）</p><p>3. 每一个语言中，如何实现超时异常的呢？就是设置一个等待时间，系统是如何知道这个超时了呢？</p><p>4. 可用性监控与根因分析，如何做？是否有接入 AI 手段？</p><p>5. 平时是否使用过AI，使用过哪些AI产品呢？</p><p>6. 平时哪些AI应用最实用，AI使用？</p><p>7. 如何使用AI进行编码，请你介绍一下过程，帮助最大的场景？</p><p>8. 什么是大模型微调？是否有大模型微调的经验？</p><p>9. 收单接口迁移？最需要注意到的点是什么？</p><p>10. 新绑卡接口性能优化？如果做到的呢？</p><p>11. 排查性能问题？除了修改代码添加日志的方式？如何在线上环境上面进行排查？如何在运行过程中，排查问题？</p><p>12. List&lt;String&gt; 流式编程，去掉前后空格，然后去掉空元素，最后使用 &#x27;,&#x27; 连接起来</p><p>13. 两个线程交换，Java 以及底层原理是如何实现的呢？</p><p>14. 线程为什么就阻塞了呢？线程为什么就可以被唤醒了呢？站在内核角度看呢？所有语言来看的原理？</p><p>15. wait 和 park 方法原理是否一样？</p><p>16. 手撕算法：合并重叠区间</p><p>17. Redis zset 底层的数据结构？为什么不使用MySQL中的B+树来实现呢？</p><p><img src="https://uploadfiles.nowcoder.com/images/20191018/63_1571399653252_C9BACA3CDA1C39194C04FE2170C3DA65"></p><p><a href="https://gw-c.nowcoder.com/api/sparta/jump/link?link=https%3A%2F%2Fgw-c.nowcoder.com%2Fapi%2Fsparta%2Fjump%2Flink%3Flink%3Dhttps%253A%252F%252Fgw-c.nowcoder.com%252Fapi%252Fsparta%252Fjump%252Flink%253Flink%253Dhttps%25253A%25252F%25252Fgw-c.nowcoder.com%25252Fapi%25252Fsparta%25252Fjump%25252Flink%25253Flink%25253Dhttps%2525253A%2525252F%2525252Fgw-c.nowcoder.com%2525252Fapi%2525252Fsparta%2525252Fjump%2525252Flink%2525253Flink%2525253Dhttps%252525253A%252525252F%252525252Fgw-c.nowcoder.com%252525252Fapi%252525252Fsparta%252525252Fjump%252525252Flink%252525253Flink%252525253Dhttps%25252525253A%25252525252F%25252525252Fgw-c.nowcoder.com%25252525252Fapi%25252525252Fsparta%25252525252Fjump%25252525252Flink%25252525253Flink%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Fgw-c.nowcoder.com%2525252525252Fapi%2525252525252Fsparta%2525252525252Fjump%2525252525252Flink%2525252525253Flink%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Fgw-c.nowcoder.com%252525252525252Fapi%252525252525252Fsparta%252525252525252Fjump%252525252525252Flink%252525252525253Flink%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fgw-c.nowcoder.com%25252525252525252Fapi%25252525252525252Fsparta%25252525252525252Fjump%25252525252525252Flink%25252525252525253Flink%25252525252525253Dhttps%2525252525252525253A%2525252525252525252F%2525252525252525252Fgw-c.nowcoder.com%2525252525252525252Fapi%2525252525252525252Fsparta%2525252525252525252Fjump%2525252525252525252Flink%2525252525252525253Flink%2525252525252525253Dhttps%252525252525252525253A%252525252525252525252F%252525252525252525252Fgw-c.nowcoder.com%252525252525252525252Fapi%252525252525252525252Fsparta%252525252525252525252Fjump%252525252525252525252Flink%252525252525252525253Flink%252525252525252525253Dhttps%25252525252525252525253A%25252525252525252525252F%25252525252525252525252Fwww.nowcoder.com%25252525252525252525252Fcreation%25252525252525252525252Fsubject%25252525252525252525252Fc121d108a0d94e04b8821f14c3acadd5">#发面经攒人品#</a></p><p></p>