The ERX Edge Router responds to a received PPP over Ethernet Active Discovery Initiation （PADI） with which message type？（）
A、PPPoE Active Discovery Offer
B、PPPoE Active Discovery Initiation
C、PPPoE Active Session Confirmation
D、PPPoE Active Session Acknowledgment
在GPRS系统中，影响PDP激活成功率的因素有哪些（）
A、手机终端设置错误
B、GGSN地址解析出错
C、PDP上下文去激活过程中，无线链路故障
D、PDP上下文修改过程中，QoS不符合要求
E、APN地址不允许接入
F、频繁的小区重选和路由区更新
哪一个表空间不能切换为脱机状态（）
A、临时表空间TEMP
B、用户表空间USER
C、索引表空间INDEX
D、系统表空间SYSTEM
Which of the following approval member groups can an organization administrator grant privileges to？（）
AApprovalGroup
BOrder Process
CUser Group
DUser Registration
EAccessGroup
Which command configures an ATM PVC in a Bridged 1483 network？（）
A、atm pvc 33 0 33 aal5snap
B、atm pvc 33 0 33 aal5bridge
C、atm pvc 33 0 33 bridge1483
D、atm pvc 33 0 33 1483bridge
An administrator wants to delete an account object using the Database Cleanup utility. Which of the following is the correct syntax to perform this task？（）
A、dbclean -object account -type obsolete -db dbname -days daysold
B、dbclean -table account -type obsolete -db dbname -days daysold
C、dbclean -object organization -type account -db dbname -days daysold
D、dbclean -object user -type account -db dbname -days daysold
