[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fdhjfxLYIaqIvYfm3PLuvIXR-26VDyd9g2r35ScfA41E":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":14,"related":15,"source":25,"type":59},[],"2023-12-03 20:00:06",110645145,[8,9],"正确","错误",{"courseId":11,"courseImg":12,"courseName":13},"2319c9b560766b8ffe9778f332f86280","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","数据采集与处理","爬虫爬取的是网站后台的数据",[16,27,36,45,54,60,65,68,73],{"answer":17,"createTime":5,"id":18,"options":19,"question":24,"source":25,"type":26},[],110645136,[20,21,22,23],"聚焦网络爬虫可以抓取指定网站的数据","增量式网络爬虫只能抓取新产生的网页或内容发生变化的网页","聚焦网络爬虫通常用于实现搜索引擎","通用网络爬虫是可以访问全互联网资源的网络爬虫","下列选项中,关于网络爬虫描述错误的是( )","v1",0,{"answer":28,"createTime":5,"id":29,"options":30,"question":35,"source":25,"type":26},[],110645137,[31,32,33,34],"encoding","text","status_code","cookies","Requests库中,可以查看响应状态码的方法是( )",{"answer":37,"createTime":5,"id":38,"options":39,"question":44,"source":25,"type":26},[],110645139,[40,41,42,43],"Engine","Scheduler","Processer","Item Pipeline","以下不是Scrapy框架组件的是( )",{"answer":46,"createTime":5,"id":47,"options":48,"question":53,"source":25,"type":26},[],110645140,[49,50,51,52],"ResponseHTTP","Response","HTTPResponse","ServiceResponse","使用urlopen()方法发送请求后,服务器后返回一个( )类型的对象",{"answer":55,"createTime":5,"id":56,"options":57,"question":58,"source":25,"type":59},[],110645142,[8,9],"爬虫是一种程序,可自动获取网页内容并进行处理",3,{"answer":61,"createTime":5,"id":62,"options":63,"question":64,"source":25,"type":59},[],110645143,[8,9],"爬虫可以随意爬取任何网站上的内容,无需考虑版权问题",{"answer":66,"createTime":5,"id":6,"options":67,"question":14,"source":25,"type":59},[],[8,9],{"answer":69,"createTime":5,"id":70,"options":71,"question":72,"source":25,"type":59},[],110645146,[8,9],"urlopen()函数返回的是一个文件对象,需要调用read()方法读取网页内容",{"answer":74,"createTime":5,"id":75,"options":76,"question":77,"source":25,"type":78},[],110645147,[],"补充代码,将sent_list和href_list两个列表中的内容写入文本文件sentence.txt.代码如下: with ( )(r'sentence.txt','w',encoding='utf-8') as f: for i in range(len(sent_list)): f.( )(( )+" "+( )+'\\n\\n')",2]