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esign(e签宝)
- Hangzhou, China
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- lucifer.ren
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826 contributions in the last year
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April 2020
Created an issue in azl397985856/fe-interview that received 1 comment
【每日一题】- 2020-04-03 - DNS查询是递归查询还是迭代查询?
递归查询指的是查询请求发出后,域名服务器代为向下一级域名服务器发出请求,最后向用户返回查询的最终结果。使用递归 查询,用户只需要发出一次查询请求。 迭代查询指的是查询请求后,域名服务器返回单次查询的结果。下一级的查询由用户自己请求。使用迭代查询,用户需要发出 多次的查询请求。 那么DNS查找过…
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