Review Questions
1. What is the physical medium used by 802.3an?
A. Copper
B. Multimode fiber
C. Single-mode fiber
D. Wireless
2. If you are not using Auto MDI-X on a Cisco switch, what type of cable is used to connect a Layer 2 switch’s port to a PC?
A. Crossover
B. Rollover
C. Console
D. Straight-through
3. What is the duplex setting used throughout a point-to-point Ethernet network?
A. Half-duplex
B. Full-duplex
C. Main duplex
D. Dual-duplex
4. What was the original PoE standard designation?
A. 802.3bt
B. 802.3at
C. 802.3af
D. 802.3bu
5. What command allows you to see what type of serial cable is connected to a device?
A. show version
B. show controllers
C. show interface
D. show flash
6. What type of cable is used to connect a switch to another switch?
A. Straight-through
B. Crossover
C. Null
D. Dual-band
7. You are analyzing the frames sent and received over a Gigabit Ethernet connection, and you are surprised to see many frames that are approximately 9000 bytes in size. What is the term for these frames?
A. Error frames
B. Pico frames
C. Runts
D. Jumbo frames