问题
单项选择题
在因特网中,主机通常是指______。
A.路由器
B.交换机
C.集线器
D.服务器与客户机
答案
参考答案:D
解析:因特网是由大量主机通过连接在单一、无缝的通信系统上而形成一个全球范围的信息资源网,接入 因特网的主机既可以是信息资源及服务的提供者(服务器),也可以是信息资源及服务的消费者(客户机)。
在因特网中,主机通常是指______。
A.路由器
B.交换机
C.集线器
D.服务器与客户机
参考答案:D
解析:因特网是由大量主机通过连接在单一、无缝的通信系统上而形成一个全球范围的信息资源网,接入 因特网的主机既可以是信息资源及服务的提供者(服务器),也可以是信息资源及服务的消费者(客户机)。
根据对话的语境,补全对话,使对话内容完整。 | |
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A | |
A: Are you going to be busy this evening? B: 1._____What's on your mind now? A: Hm,I was thinking of going to a movie tonight,will you come,too? B: 2._____ A: Will 5:30 be convenient for you? B: No problem. A: Stay at home. 3._____ | |
B | |
A: Are you free tomorrow,Mr Black? I'd like to invite you to our English party. B: It's very kind of you. 4._____ A: I'm very pleased that you could come. Thank you very much. We will have a wonderful time. 5._____ B: I'll do my best to sing an English song. 6._____ A: The party will begin at half past seven. I'll be waiting for you in my home before seven. Let's go together. Is that all right? |