When installing cables， which of the following is the BEST way of identifying the individual cables？（）
A: A cable chart mounted in the cabinet
B: A label at the tip of the cable
C: A label within six inches at each end of the cable
D: A penciled notation on the panel cover
A: A cable chart mounted in the cabinet
B: A label at the tip of the cable
C: A label within six inches at each end of the cable
D: A penciled notation on the panel cover
举一反三
- ______________ are a type of cable that is used by cable TV. A: Fiber cables B: Twisted pair cables C: Coaxial cables
- China has signed cooperation agreements with some countries on fiber optic cables, which represent the practical launch of the Silk Road Fiber Optic Cable project.
- In a data communication system, the transport media with the widest frequency band and best reliability is the( ). A: radio channel B: coaxial cable C: twisted--pair cable D: fiber optic cable
- Which physical connection is the fastest? A: Twisted pair B: Coaxial cable C: Fiber-optic cable D: Microwave
- Which of the following is required to connect a partitioned p5-550 to a modem？（） A: A modem adapter B: An async adapter and serial cable C: An Ethernet adapter D: A 9-pin to 25-pin converter and serial cable