单项选择题
Which of the following commands can be used to verify the gateway IP address on a localcomputer?（）
A. net use
B. telnet
C. ping
D. ipconfig
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Which of the following occurs during POST?（）
A. OS loads
B. Safe Mode starts
C. RAM check
D. MBR check -
单项选择题
Which of the following is the MAXIMUM cable length for 802.3 Ethernet?（）
A. 33 Feet (10 meters)
B. 100 Feet (30 meters)
C. 328 Feet (100 meters)
D. 1200 Feet (366 meters) -
单项选择题
Which of the following connectors is commonly used on a shielded twisted pair cable?（）
A. BNC
B. RJ-45
C. F
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