四年级下《计算机的种类及发展》
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计算机基础知识计算机的发展、类型及其应用领域简介_____________________________________________________________________ 2一、计算的发展___________________________________________________________ 2二、计算机的组成_________________________________________________________ 31.硬件系统___________________________________________________________ 3(1)电脑最主要的三块____________________________________________ 3(2)电脑的硬件__________________________________________________ 32.软件系统 ___________________________________________________________ 5(1)系统软件____________________________________________________ 5(2)应用软件____________________________________________________ 6三、计算机的类型_________________________________________________________ 71.超级计算机_________________________________________________________ 72.微型计算机_________________________________________________________ 73.嵌入式计算机_______________________________________________________ 74.网络计算机_________________________________________________________ 8(1)服务器______________________________________________________ 8(2)工作站______________________________________________________ 8(3)集线器______________________________________________________ 8(4)交换机______________________________________________________ 8(5)路由器______________________________________________________ 95.工业控制计算机_____________________________________________________ 9四、计算机的应用领域____________________________________________________ 101.科学计算(或数值计算)______________________________________________ 102.数据处理(或信息处理)______________________________________________ 103.辅助技术(或计算机辅助设计与制造)__________________________________ 10⑴计算机辅助设计(Computer Aided Design,简称CAD)________________ 10⑵计算机辅助制造(Computer Aided Manufacturing,简称CAM)_________ 11⑶计算机辅助教学(Computer Aided Instruction,简称CAI)___________ 114.过程控制(或实时控制)______________________________________________ 115.人工智能(或智能模拟)______________________________________________ 116.网络应用__________________________________________________________ 127.多媒体技术________________________________________________________ 128.娱乐______________________________________________________________ 12简介计算机(computer)俗称电脑,是一种用于高速计算的电子计算机器,可以进行数值计算,又可以进行逻辑计算,还具有存储记忆功能。