The three states that have seen the fastest growth in population in the past 20 years are()
A、California,Arizona and New Mexico
B、California,Florida and Nevada
C、New Mexico,Texas and Florida
D、Arizona,Nevada and Florida
A、California,Arizona and New Mexico
B、California,Florida and Nevada
C、New Mexico,Texas and Florida
D、Arizona,Nevada and Florida
A、to make the United States gain time to arm itself B、to actually help the aggressors by making clear that the United States would not intervene C、to get the United States involved in the war D、to prevent the United States form being dragged into the war
A、Each router has an identical link state database. B、External routes are imported into a separate link state database. C、Syn chronization of link state databases is maintained via floodingo f LSAs. D、Information in the link state database is used to build a routing table by calculating a shortest-path tree. E、By default,link state databases are refreshede very 10 minutes in the absence of topology changes.
A、The three moving vanes and the three fixed vanes form three pressure chambers B、The three moving vanes and the three fixed vanes form six pressure chambers C、The three moving vanes and the three fixed vanes form nine pressure chambers D、The three moving vanes and the three fixed vanes form twelve pressure chambers
A、Areas introduce a boundary on the link - state updates. B、Areas are logical definitions specific to any given router. C、All routers within an area have the exact link - state database. D、The calculation of the Dijkstra algorithm on a router is limited to changes within an area. E、The area designated router will always have a priority of 0.
A、until the hello dead timer expires B、until the restart duration timer expires C、until the restarting router sets the down bit D、until the restart helper sends out three CSNPs
A、until the hello dead timer expires B、until the restart duration timer expires C、until the restarting router sets the down bit D、until the restart helper sends out three CSNPs