Transceiver
Gateway Modem
Router
CSU/DSU
第1题：
A.Synthesizer
B.Modem
C.Webcam
D.Microphone
第2题：
A. Proxy
B. Load balancer
C. Router
D. Bandwidth shaper
第3题：
As a network administrator, you will need to decide on the appropriate network devices to use. Which of the following correctly describes the roles of devices in a WAN? (Choose three)
A. A CSU/DSU terminates a digital local loop.
B. A router is commonly considered a DCE device.
C. A modem terminates an analog local loop.
D. A router is commonly considered a DTE device.
E. A modem terminates a digital local loop.
F. A CSU/DSU terminates an analog local loop.
G. A modem is used to terminate a T1
第4题：
Which of the following describes the roles of devices in a WAN?（）
第5题：
A.A CSU/DSU terminates a digital local loop
B.A modem terminates a digital local loop
C.A CSU/DSU terminates an analog local loop
D.A modem terminates an analog local loop
E.A router is commonly considered a DTE device
F.A router is commonly considered a DCE device
第6题：
A. Bridge
B. Firewall
C. Port replicator
D. Gateway
第7题：
A.Transceiver
B.GatewayModem
C.Router
D.CSU/DSU
第8题：
A.Hub
B.VLAN
C.Router
D.Server
第9题：
A.A CSU/DSU terminates a digital local loop.
B.A modem terminates a digital local loop.
C.A CSU/DSU terminates an analog local loop.
D.A modem terminates an analog local loop.
E.A router is commonly considered a DTE device.
F.A router is commonly considered a DCE device.
第10题：
Which of the following devices sets the framing type on a T1 circuit？（）