Which of the following is not a limitation brought by single-hop networks？
A: Communication delay
B: Small coverage
C: Not strong enough
D: Easily congested
A: Communication delay
B: Small coverage
C: Not strong enough
D: Easily congested
举一反三
- Which is wrong among the following statements about satellite communication? A: Satellite communication has a large communication distance and a wide coverage range B: It is easy to realize broadcast communication and multiple access communication by using satellite communication C: The advantages of satellite communication are that it is not affected by climate and its bit error rate is very low D: High communication cost and large delay are the shortcomings of satellite communication
- Which of the following is not completely forbidden, but people tend to have very strong feelings about it and it's probably not a good small talk topic?
- Which of the following is a characteristic of perfect competition? A: . A single seller. B: . A small number of buyers. C: . Buyers and sellers are price setters. D: . Buyers and sellers are price takers.
- Which of the following was Not brought by the Romans?
- Suzan is ____ to lift the heavy box. A: strong B: enough strong C: strong enough D: strong too