What is a drawback to using the IntServ model？（）

A . A bitt B . A bulkhead C . A V-spring D . A fishplate

A . Distance line B . Gantline C . Heaving line D . Tag line

A . It maximizes the network security B . It increase the cost of the equipment C . It enables the network to work as a unified whole D . It reduces the Cost of equipment

A . It is restricted in size to only three segments B . It requires the use of netBT as the network protocol C . It requires the implementation of IKE D . It relies on an underlying Public Key Infrastructure

A . Different Support Contracts with multiple vendors B . Difficulty implementing network services C . Solid investment protection D . Poor Investment Protectio

A . It provides a legal reason to cancel a projected voyage B . It allows the mariner to make long term weather forecasts C . It is of little benefit since the weather changes frequently and rapidly D . It gives the mariner time to prepare for weather change

A . Restore the backup copy of the tempfile from the backup media.  B . Re-create the tempfile with the create tempfile command.  C . Copy an existing tempfile from another database.  D . Re-create the tempfile with the create tablespace command.  E . Re-create the tempfile with the alter tablespace command.

A . Etch the wire with acid B . Install a wire seizing on the wire that will be inside the socket C . Ensure the fiber core is well lubricated D . Pour molten babbitt metal into the socket

A .  reset incarnation B .  incarnation reset C .  reset database to incarnation D .  reset database incarnation E .  reset databse incarnation number

A .  Restore the backup copy of the tempfile from the backup media. B .  Re-create the tempfile with the create tempfile command. C .  Copy an existing tempfile from another database. D .  Re-create the tempfile with the create tablespace command. E .  Re-create the tempfile with the alter tablespace command.

A .  heuristic scanning cannot detect new malware with an unknown signature B .  heuristic scanning requires a separate license key C .  heuristic scanning increases the probability of false positives D .  heuristic scanning increases the probability of false negative

A、It is of little benefit since the weather changes frequently and rapidly B、It allows the mariner to make long term weather forecasts C、It provides a legal reason to cancel a projected voyage D、It gives the mariner time to prepare for weather changes

A．Relationships. B．Interpersonal relationships. C．Inter-group relationships. D．Interdepartmental relationships. 此题为多项选择题。

A．When the manager called the shelter, there was a volunteer there. B．Both the manager and the congregation were very kind. C．The new liberary happened to become a new shelter. D．The books the manager donated were what women were expecting. 此题为多项选择题。

A.experiment B.experience C.advantage

A．The lifespan of a species is connected to the speed at which the heart beats． B．The lifespan of a species is connected to the size of the species． C．The lifespan of a species is connected to the speed at which the species runs．