Which of the following are not true OSPF LSA rules？（）
A. OSPF LSA type 5 triggers an LSA type 7 at an ABR between an NSSA and the backbone area
B. OSPF LSA type 1 triggers an LSA type 3 at an AB
C. OSPF LSA type 7 triggers an LSA type 5 at an ABR between an NSSA and the backbone area
D. OSPF LSA type 3 triggers an LSA type 4 at an AB
E. OSPF LSA type 5 triggers an LSA type 7 at an A5BR but only in N5SAs
F. OSFP LSA type 2 triggers an LSA type 3 at an ABR
Two switches are connected through a trunk link.which two commands show that there is a native VLAN mismatch on that link？（）
A. show interfaces interface
B. show vlan brief
C. show interfaces interface switchport
D. show interface interface trunk
E. show interfaces vla
工作人员由于特殊原因必须移开或越过带电设备的遮栏时，应该怎样做？
在治疗腹膜炎时以纠正水、电解质与酸碱平衡失调为目的的首选药是（）
A. 链霉素
B. 10%氧化钾
C. 0.25%盐酸普鲁卡因
D. 10%氯化钙
E. 5%葡萄糖生理盐水
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