当response的状态行代码为哪个时，表示用户请求的资源不可用？（　） -题库考试答案搜索网

当response的状态行代码为哪个时，表示用户请求的资源不可用？（　）

单选题

2021-09-02 16:45

A、）101
B、）202
C、）303
D、）404

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正确答案

D

试题解析

标签：文才郑州工程技术学院 web技术网页制作

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