皮皮学，免费搜题
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搜题
【多选题】
关于搜索引擎的任务,下面说法正确的有哪些?( )A.
搜索引擎主要用于解决网络用户对有序信息的需求与网上大量信息的无序方式存在的矛盾
B.
主动搜索WEB服务器信息并将其自动索引，其索引内容存储与可供查询的大型数据库中，利用各种检索方式将网络用户导向相关的信息资源
C.
搜索引擎是利用网络自动搜索技术对互联网上各种资源进行标引，并为检索者提供检索服务的系统。
D.
搜索引擎是互联网上专门提供查询服务的网站
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】云南省简称云或（），省会昆明。
【简答题】1988 年以前,我国的保险业由 独家经营。
【单选题】Section B Directions: There are 2 passages in this section. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A, B, C and D. You shoul...
A.
Every child in hospital receives some teaching.
B.
Not enough is known about hospital teaching.
C.
Hospital teaching is of poor quality.
D.
The special children's hospitals are worst off.
【单选题】Section B Directions: There are 2 passages in this section. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A, B, C and D. You shoul...
A.
Every child in hospital receives some teaching.
B.
Not enough is known about hospital teaching.
C.
Hospital teaching is of poor quality.
D.
The special children's hospitals are worst off.
【多选题】计算机运行速度明显变慢,经常会“假死”,重装操作系统后问题仍然存在,可能原因是
A.
机箱内灰尘较多，CPU温度过高
B.
CPU供电电路有问题，导致CPU运行不稳定
C.
键盘坏了
D.
系统电源老化，致使CPU供电不足
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