Second, the car needs()collisions.
A、to be able to avoid
B、being able to avoid
C、to be able to avoiding
A、to be able to avoid
B、being able to avoid
C、to be able to avoiding
A、the second engineer had got into the engine room B、the second engineer got into the engine room C、has the second engineer got into the engine room D、did the second engineer get into the engine room
A、The two statements produce identical results. B、The second statement returns a syntax error. C、There is no need to specify DESC because the results are sorted in descending order by default. D、The two statements can be made to produce identical results by adding a column alias for the salary column in the second SQL statement.
A、The switches are not stackable B、The cable was not wired using 568A C、The cable needs to be a crossover cable D、The switches have IGMP snooping enabled
A、Restart both servers at the same time so the servers are down at the same time. B、DC server first, then the Exchange server second. C、The order in which the servers are restarted does not matter. D、Exchange server first, then the DC server second.