Which one is not useful in SMS spam control? A: phone numbers B: keywords C: SMS arrival time D: the patterns of SMS spam

Which one is a challenge of SMS spam control? A: SMS messages always use non-standard words B: There are many SMS messages C: Hard to install anti-SMS spam toolkit in mobile devices D: It is unnecessary to control SMS spam

以下关于SMS说法不正确的有（） A: SMS仅是安全管理部门和SMS岗位人员的责任 B: SMS是用系统的方法来管理安全 C: SMS管理模式是将日常安全管理重点转移到事前管理，注重过程控制、数据分析、事态发展 D: SMS要求全体人员共同参与,运行过程和风险管控相融合

SMS stands for（20.0分）

【单选题】利用内容解析者查询短信数据时uri怎么写() A. Uri uri = Uri.parse(“content://sms”) B. Uri uri = Uri.parse(“content://sms/data”) C. Uri uri = Uri.parse(“content://sms/contact”) D. Uri uri = Uri.parse(“sms/”)

SMS持续审核的目的是要求空管运行单位的SMS达到文文相符（）

Who can suggest changes to the SMS?

SMS是指哪一种手机服务？

广告计划的SMs路径不包含（）？

Which description about text classification in SMS spam control is wrong? A: Text classification relies on the patterns of SMS spam B: Machine learning is widely used in text classification C: Text classification uses phone numbers to filter SMS spam D: Text classification can be applied at a mobile cellular operator