题目内容

造成各类伤害、事故的根本原因最重要是（）

A. 环境因素
B. 设备因素
C. 不安全行为
D. 管理因素

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What does the command clear ipv6 ospf process accomplish?（）

A. The shortest path first (SPF) algorithm is performed on the LSA database.
B. The OSPF adjacencies are cleared and initiated again.
C. The OSPF database is repopulated. Then the shortest path first (SPF) algorithm is performed.
D. The route table is cleared. Then the OSPF neighbors are reformed.

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