多选题Which two commands allow you to return to a previous version of software on the device?（）Arequest system software addBrequest system software downgradeCrequest system software replaceDrequest system software rollback
题目
多选题
Which two commands allow you to return to a previous version of software on the device?（）
A
request system software add
B
request system software downgrade
C
request system software replace
D
request system software rollback
相似考题
参考答案和解析
正确答案：
D,B
解析：
暂无解析