You need to recommend a monitoring solution for the new printer. What should you include in the recommendation?()
A. Data Collector Sets (DCSs)
B. event subscriptions
C. object access auditing
D. Print Management filter
《服务质量规范》规定:停车立岗时,面向旅客放行方向立岗,(高站台时不背对车厢连接处立岗)做好安全宣传、验票上车、()、()。
A. 扶老携幼
B. 重点帮扶
C. 旅客乘降
D. 安全乘降
以下阀类()不是货车空气控制阀。
A. 103阀
B. 104阀
C. 120阀
D. 120-1阀