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计算机等级考试干货!知识点+笔记+真题答案,零基础直接背

  • 2026-09-23 06:02:11
计算机等级考试干货!知识点+笔记+真题答案,零基础直接背

是不是很多同学备考计算机等级考试，越学越迷茫？

其实计算机等级考试根本不用死磕整本书，核心考点就那么多！

不用自己整理、不用盲目刷题，直接背考点、刷真题，零基础也好用！

本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

PCR上岗证考试题含答案及历届真题

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000674s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001332s ]
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  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001116s ]
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  9. UPDATE `article` SET `lasttime` = 1790256158 WHERE `id` = 507086 [ RunTime:0.001416s ]
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  12. SELECT * FROM `article` WHERE `id` > 507086 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000380s ]
  13. SELECT * FROM `article` WHERE `id` < 507086 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000628s ]
  14. SELECT * FROM `article` WHERE `id` < 507086 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000485s ]
  15. SELECT * FROM `article` WHERE `id` < 507086 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000781s ]
0.090054s