Which of these terms are not level names in the Capability Maturity Integration Model（CMMI)？（)

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• Which two of these are characteristics of the 802.1Q protocol?（）

  A . it is a layer 2 messaging protocol which maintains vlan configurations across network. B . it includes an 8-bit field which specifies the priority of a frame. C . it is used exclusively for tagging vlan frames and dose not address network reconvergence following switched network topology changes. D . it modifies the 802.3 frame header,and thus requires that the FCS be recomputed. E . it is a trunking protocol capable of carring untagged frames.

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• Which two of these are recommended practices with trunks? （）

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• Which two of these statements regarding RSTP are correct？（）

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• Which two of these are recommended practices with trunks？ （）

  A .  use ISL encapsulation B .  use 802.1q encapsulation C .  set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiation D .  use VTP server mode to support dynamic propagation of VLAN information across the network  E .  set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation.

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• Which two of these are recommended practices with trunks？（）

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• Hacks and intrusions affect the economic performance of business immediately， in the short-term， and in the long-term. Which two of these are short-term economic impacts of a security branch？ （）

  A .  loss of retail sales B .  erosion of investor confidence C .  disruption of business operation D .  loss of suppliers or customer

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  A . class of service B . bandwidth profiles C . user-network interface D . Ethernet LAN circuit attributes E . Ethernet virtual circuit attribute

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• Which two of these are characteristics of an IPS device?（）

  A . passively listens to network traffic B . is an active device in the traffic path C . has a permissive interface that is used to monitor networks D . traffic arrives on one IPS interface and exits on another

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• Which two of these are characteristics of multicast routing？ （）

  A .  multicast routing uses RPF B .  multicast routing is connectionless. C .  In multicast routing， the source of a packet is known. D .  When network topologies change， multicast distribution trees are not rebuilt， but use the originalpath E .  Multicast routing is much like unicast routing， with the only difference being that it has a a groupof receivers rather than just one destinatio

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• Which two of these statements regarding RSTP are correct?（）

  A . RSTP cannot operate with PVST+. B . RSTP defines new port roles. C . RSTP defines no new port states. D . RSTP is a proprietary implementation of IEEE 802.1D STP. E . RSTP is compatible with the original IEEE 802.1D STP.

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• Which two of these are characteristics of an IPS device？（）

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• Which of these are keywords in Java？（）  

  A . default B . NULL C . String D . throws E . long

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• Which two of these are characteristics of the 802.1Q protocol？（）

  A . it is a layer 2 messaging protocol which maintains vlan configurations across network. B . it includes an 8-bit field which specifies the priority of a frame. C . it is used exclusively for tagging vlan frames and dose not address network reconvergence following switched network topology changes. D . it modifies the 802.3 frame header，and thus requires that the FCS be recomputed. E . it is a trunking protocol capable of carring untagged frames.

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• Which of the following expressions are demanding favorable terms of payment?

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• Which of the following special terms are uncorrect?

  A、financial position 财务状况 B、accounting period 会计分期 C、sale on credit 赊购 D、management accounting 财务会计

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