关于某些考试中的概念问题,基本上是菜鸟级的

[Zark]

1. Mention two things must be implemented to use Slidling Windows
2. What's the difference between bit oriented and byte oriented communication?
3. What's the difference between 1-persistant/non-persistant stop-and-wait protocol?
4. What's the difference between Sonet and SDH?
5. What's the difference between STS-1 and OC-1?
6. What's the difference between Statistics TDM and Synchronous TDM?
7. What's the difference between Bit stuffing and Byte stuffing?

共计7题,在下最大的给分是200,每题平均差不多30分,望诸位志士仁人伸手携助.不必展开说,50-60字每题即可.

[yue621]

不懂，你应该去查书，而不是上网问:)

[howtotell]

随便找一本大学的《计算机网络》教材都有很详细的讲述，特别是有的学校的还是原版的英文教材。前段时间刚刚考试了，不过很快就忘记了。

[rtdb]

晕！ 这些好象都是通信理论方面的，
有的我虽然学过，但不查资料现在也不敢回答了。

[Zark]

学问学问,边学边问.

有一些概念看书可能要一天,请人回答可能只要几分钟.为了提高学习速度,为了早日把我国建设成社会主义强国,希望诸位仁人志士有知识的帮个答场,没知识的帮个人场.

[Gladstone]

gz