[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fowMEFKI7LBni6gjHo_08no_LCibnVG9JL5tKnsgdxGg":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-03-01 10:02:57",132736558,[8,9,10,11],"Internet Mail","Microsoft FrontPage","Foxmail","Outlook Express",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},21,"586c361dba045146a756a75bb4db6880","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8ee1f01e37cea4c65110a5c95ca4383c.jpg","信息处理技术","work_32361455","第二次随堂练习","下列选项中,不能收发电子邮件的软件是______",[21,32,41,50,59,68,77,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],132736548,[25,26,27,28],"CD-R","CD-RW","DVD-ROM","软盘(Floppy Disk)","以下存储介质中数据存储量最大的是______","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],132736550,[36,37,38,39],"软件","微处理器","存储器","磁盘的容量","PC的更新主要是基于______的变革",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],132736552,[45,46,47,48],"当计算机运行突遇断电,能紧急提供电源,保护计算机中的数据免遭丢失","使计算机运行得更快些","减少计算机运行时的发热量","降低计算机工作时发出的噪声","计算机机房中使用UPS的作用是______",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],132736553,[54,55,56,57],"多媒体技术","自动控制技术","文字处理技术","电脑作曲技术","用电脑既能听音乐,又能看影视节目,这是计算机在______方面的应用",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],132736554,[63,64,65,66],"存储的信息永不丢失,但存储容量相对较小","存取信息的速度较快,但存储容量相对较小","关机后存储的信息将完全丢失,但存储信息的速度不如软盘","存储的容量很大,没有任何限制","与外存储器相比,RAM内存储器的特点是______",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],132736555,[72,73,74,75],"TCP\u002FIP","ISO\u002FOSI","25","IEEE 802.3","Internet采用的网络协议是______",{"answer":78,"createTime":5,"id":6,"options":79,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],132736559,[84,85,86,87],"计算机病毒的出现使计算机的安全性遇到了严重挑战","计算机病毒会使系统资源受到损失","计算机病毒不会破坏计算机的操作系统","计算机病毒可记录用户的摄像头操作,从远程窥探隐私","下列关于计算机病毒的叙述,不正确的是______",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],132736560,[93,94,95,96],"及时更新病毒库,并经常对系统进行检查","数据之间的传输尽量使用移动存储器","不要随便直接运行或打开来历不明的电子邮件中的附件","使用Windows Update更新操作系统,并及时下载并安装补丁程序","下列措施,不能有效防范计算机病毒的是______",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],132736561,[102,103,104,105],"35%","40%","43%","51%","某企业有员工350人,其中55岁以上的共有70人.企业现进行改革,总规模压缩为180人,并规定55岁以上的人员裁减比例为70%,则55岁以下的人员裁减比例约为______"]