When a router converts analog signals to digital signals， what three steps are always included in the process？（）

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• When a router converts analog signals to digital signals， what three steps are always included in the process？ （）

  A .  involution B .  encoding C .  sampling D .  quantization E .  compression F .  companding

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  A . It is supplied by the CSU/DSU. B . It is supplied by the far end router. C . It is determined by the clock rate command. D . It is supplied by the Layer 1 bit stream timing.

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• When setting arguments for a job， which procedure do you use for types that cannot be implicitly converted to and from a VARCHAR2 datatype？（）  

  A .  SET_JOB_ARGUMENT_VALUE B .  SET_JOB_VALUE_ANYDATA C .  SET_JOB_ANYDATA_VALUE D .  SET_SPECIAL_JOB_VALUE E .  SET_JOB_ANYTYPE_VALUE

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• Refer to the exhibit. When running OSPF, What would cause router A not to form an adjacency with router B？（）

  <img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/67e52e69e1cc511a71a60a5d0c35c68a.jpg' /> A.The loopback addresses are on different subnets B.The value of the dead timers on the router are different C.Route summarization is enabled on both routers D.The process indentifier on router A is different than the process identifier on router B

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