Which statement is correct about an OSPF sham-link？（） A sham-link is a logical link between PE routers that provides an OSPF adjacency between the PE routers and forwards customer traffic across it.。 A sham-link is a logical link between PE routers that provides an OSPF adjacency between the PE routers and carries OSPF LSAs.。 A sham-link is a logical link between PE routers that carries OSPF LSAs and forwards customer traffic across it.。 A sham-link is a point-to-multipoint link that provides an OSPF adjacency between the PE routers and carries OSPF LSAs.。 A sham-link is a point-to-multipoint link that provides an OSPF adjacency between the PE routers and forwards customer traffic across it.。
货币与银行统计的数据是以（）数据为主。 流量。 时点。 存量。 时期。
跨文明对话研究的主要方式有哪些？
按新古典学派的均衡利息论，下列说法正确的是（）。 储蓄与利率是正函数关系。 储蓄与利率是反函数关系。 投资与利率是正函数关系。 投资与利率是反函数关系。 利率变动能使储蓄与投资趋于平衡。
关于OSN6800设备，下列说法不正确的（） LAMP1/LAMP2是子架间告警级联，向机柜指示灯输出告警信号。 COM口是子架间通信口。 ETH1/ETH2/ETH3口是主从子架间通信接口。 NM_ETH1/NM_ETH2是网管接口或网管级联口。
双分型面注射模一个分型面取出塑件，另一个分型面取出（）。
