Session
Application
Network
Physical
第1题：
A. BNC
B. RJ-45
C. F
D. HDMI
第2题：
An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）
A. Straight-through cable is used to connect both switches
B. Loopback plug is connected
C. Crossover cable is used to connect both switches
D. Cable is a rollover cable
第3题：
"crolling" is a technique most commonly associated with ______.
A．disk
B．display
C．printer
D．memory
第4题：
Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?（）
第5题：
A.Routers
B.Switches
C.Laptops
D.Access points
第6题：
A. Loopback cable
B. Crossover cable
C. Rollover cable
D. Straight cable
第7题：
A.Session
B.Application
C.Network
D.Physical
第8题：
A.Synthesizer
B.Modem
C.Webcam
D.Microphone
第9题：
Fog is most commonly associated with a(n) ______.
A.warm front at night
B.low pressure area
C.anticyclone
D.lack of frontal activity
第10题：
Which one of the following is the most commonly used layer 2 network device?（）