【单选题】关于CSMA/CD技术的说法,错误的是
A.
CSMA/CD是以太网采用的介质访问控制方法
D.
其工作原理可以归纳为“先听后发”和“边发边听”
【判断题】中国特色社会主义的优势之一是能够集中力量办大事。
【简答题】Ethernet 所采用的 CSMA/CD 技术的工作原理可以简单地概括为多点接入、____和冲突检测。
【简答题】— Can I help you? — Well, I’d like to buy a ______ handbag. A. black small shiny silk C. small shiny black sild C. shiny black small sild D. silk black shiny small
【单选题】人力资本理论的先驱,被尊称为“人力资本之父”的是______
【简答题】试分析CSMA/CD介质访问控制技术的工作原理。
【简答题】试述CSMA/CD介质访问控制技术的工作原理。
【单选题】听力原文:W: Good afternoon, sir. What can I do to help? M: Oh, I have a terrible cold. Apart from that, I have a headache. Can you suggest something I can take to relieve the pain? W: Don't you have a pre...
【单选题】听力原文:Could you send me a copy of the final contract? (A) I signed a contract for my apartment this morning. (B) I made lots of coffee for the meeting. (C) Sure. I' II mail you a revised one today. (29...
【单选题】The underlined word 'tips' in paragraph I means ______.
B.
small but useful advice
C.
special piece of information
D.
small piece fitted to the end