A、to
B、for
C、on
D、over
更多“It is the only entrance（）the harbor for vessels of moderate draught.”相关的问题
A、It is only used for exception traffic. B、It is an FE link called fxp2. C、It is rate-limited to avoid DDOS attacks. D、It is only used to send the forwarding-table from the Routing Engine to the Packet-Forwarding Engine.
A、It is effective only in partition pruning. B、It is effective only in partitionwise joins provided that the query predicates are different from the partitioning key. C、It is effective in both partition pruning as well as partitionwise joins provided that the query predicates are identical to the partitioning key. D、It is effective in both partition pruning as well as partitionwise joins irrespective of whether the query predicates are different from or identical to the partitioning key.
A、A. It remains valid. B、B. It becomes invalid for all options of online table redefinition but automatically gets revalidated the next time it is used. C、C. It becomes invalid for all options of online table redefinition and is automatically recompiled during online redefinition of the table. D、D. It becomes invalid only if the storage parameters have been modified and it automatically gets revalidated the next time it is used.
A、It is possible, but transaction T3 also backs out. B、It is possible with the NOCASCADE_FORCE option. C、It is possible with the NONCONFLICT_ONLY option. D、It is not possible because it has conflicts with transaction T3.
A、Pump only if the discharge is led to a shore tank or barge B、Pump only during the hours of darkness C、Pump only on the outgoing tide D、Pump only as much as is necessary
A、It checks the database for intrablock corruptions only. B、It checks for block corruption in the valid backups of the database. C、It checks the database for both intrablock and interblock corruptions. D、It checks for only those corrupted blocks that are associated with data files.
A、It compensates for the error caused by the vertical component of the Earth's magnetic field B、It compensates for error caused by the heeling of a vessel C、It compensates for quadrantal deviation D、It is only needed in equatorial waters
A、internal heat it can withstand B、load it can carry continuously C、load it is capable of supplying D、overload it can carry for a specified time only
A、A.It is only used for exception traffic. B、B.It is an FE link called fxp2. C、C.It is rate-limited to avoid DDOS attacks. D、D.It is only used to send the forwarding-table from the Routing Engine to the Packet-Forwarding Engine.
A、It is locally significant. B、It is globally significant. C、It is needed to identify a unique instance of an OSPF database. D、It is an optional parameter required only if multiple OSPF processes are running on the router. E、All routers in the same OSPF area must have the same process ID if they are to exchange routing information.
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