加油站对外单位结算时,金额超过()以上的必须通过转账支票结算。
A. 1500元
B. 1000元
C. 800元
D. 500元
曲池穴位于屈肘成直角,当肘横纹外端与肱骨内上髁连线的中点。()
A. 正确
B. 错误
没有细胞壁的原核微生物是()
A. 立克次氏体
B. 支原体
C. 衣原体
D. 螺旋体
As the network technician at Company, you need to configure DHCP snooping on a new switch. Which three steps are required? ()
A. Configure the switch to insert and remove DHCP relay information (option-82 field) in forwarded DHCP request messages.
B. Configure DHCP snooping globally.
Configure the switch as a DHCP server.
D. Configure DHCP snooping on an interface.
E. Configure all interfaces as DHCP snooping trusted interfaces.
F. Configure DHCP snooping on a VLAN or range of VLANs.