“全面检全面修”的检查范围和质量标准规定：铁路货车脚蹬、车梯扶手及车端护栏无破损，弯曲不超出车辆（）。
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You need to design a method to protect traffic on the wireless network. Your solution must meet the requirements of the chief security officer. What should you do？（）
A. Configure the wireless access points in Denver and Dallas to filter unauthorized Media Access Control （MAC） addresses
B. Configure the wireless network connection properties for all computers in Denver and in Dallas to use the same network name that the wireless access points use
Create a GPO and link it to the Denver OU and to the Dallas OCreate a wireless network policy and configure it to use Windows to configure wireless network settings for the Denver and the Dallas networks
D. Create a GPO and link it to the Denver OU and to the Dallas OCreate a wireless network policy and enable data encryption and dynamic key assignments for the Denver and Dallas network
DS中的D、S、3各有什么意义（）。
A. D说明大地测量仪器，S为水准仪、3代表精度等级
B. D和S是一种代号，有可能DS1和DS3是一种仪器
C. D与S的意义同A，但3不代表精度等级
DS3是使用单位自己规定的
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