Chapter Review Questions
Use these review questions to test your knowledge of the concepts discussed in this chapter.
What is the maximum cable length for Thinnet coaxial cable?
What are the transmission rates of wireless communication?
9 kbps54 Mbps
1 kbps9 Mbps
At which layer of the OSI model do the cabling aspects of a LAN exist?
Which of the following are not optical GBICs?
Short wavelength (1000BASE-SX)
High-frequency wavelength (1000BASE-FX/HX)
Long wavelength/long haul (1000BASE-LX/LH)
Extended distance (1000BASE-ZX)
How is serial transmission different from parallel transmission? (Select two.)
Serial transmission is faster than parallel transmission.
They use different connectors.
Serial transmission sends data 1 bit at a time, and parallel transmission sends several bits at one time.
Parallel transmission is used over WAN links.
Typically, a router is _______.
A DTE device
A DCE device
Both a DTE and a DCE device
Neither a DTE nor a DCE device
If you are using an ISDN device that has an interface marked BRI S/T, what does this imply?
The BRI interface is capable of supertransmission.
The device has an NT1 built in.
The device does not have an NT1 built in.
The ISDN send/transmit interface.