Which two of these parameters are used to determine a forwarding equivalence class？（）

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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 correct regarding access control lists？ （Choose two.）  （）

  A .  An ACL can be applied to multiple interlaces. B .  An ACL wildcard mask is identical to an IP subnet mask. C .  There may be multiple ACLs per protocol， per direction， and per interface. D .  There is an "implicit deny" at the end of an ACL and will result in a dropped packet. E .  An ACL acts on all packets， those flowing thru the router and those originated by the router itself. F .  An ACL will be processed from top to bottom and may have multiple matches that will act on the packet that is being tested.

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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? （）

  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 characteristics of MPLS VPNs？ （）

  A .  Layer 3 MPLS VPNs can forward only IP packets B .  Layer 2 MPLS VPNs can forward any network protocol C .  MPL S label paths are automatically formed based on Layer 2 frames D .  Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 frames E .  In Layer 2 MPLS VPNS， the service provider controls the customer Layer 3 policie

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• Which two of these correctly describe Fibre Channel? （）

  A . supports multiple protocols B . works only in a shared or loop environment C . allows addressing for up to 4 million nodes D . allows addressing for up to 8 million nodes E . provides a high speed transport for SCSI payloads F . may stretch to a distance of up to100 km before needing extender

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• Which two of these are characteristics of an IDS sensor？（）

  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 IDS interface and exits on another E . has a promiscuous interface that is used to monitor the network

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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 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？（）

  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 negotiatio

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• You set the following parameters in the parameter file and restarted the database: https://assets.asklib.com/images/image2/2018080210353589884.jpg Which two statements are true regarding these parameters after the database instance is restarted?（）

  A . The MEMORY_MAX_TARGET parameter is automatically set to 500 MB B . The value of the MEMORY_MAX_TARGET parameter remains zero till it is changed manually C . The PGA_AGGREGATE_TARGET and SGA_TARGET parameters are automatically set to zero D . The lower bounds of PGA_AGGREGATE_TARGET and SGA_TARGET parameters are set to 90 MB and 270 MB, respectively

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• Which two of these are characteristics of Metro Ethernet? （）

  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 correctly describe Fibre Channel？（）

  A .  supports multiple protocols B .  works only in a shared or loop environment C .  allows addressing for up to 4 million nodes D .  allows addressing for up to 8 million nodes E .  provides a high speed transport for SCSI payloads F .  may stretch to a distance of up to 100 km before needing extender

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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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• When creating a role in a Cisco Nexus 7000 Series Switch， rules are used to define the type of operations that a role will allow the user to perform.  Which two of these parameters cannot be applied as a rule？ （） 

  A .  port-profile B .  command C .  access-list D .  feature-group E .  OID

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• Which two of these statements best describe fast secure roaming？ （Choose two.）（）  

  A .  available only in autonomous APs B .  available in autonomous and lightweight APs C .  a feature of WDS in autonomous APs D .  a feature of WDS in lightweight APs E .  requires at least one AP and one Wireless LAN Services Module

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• Examine the values for the following initialization parameters： FAST_START_MTTR_TARGET = 0LOG_CHECKPOINT_INTERVAL = 0 Which two will be the implications of these values in your database（）

  A . The SGA advisor will be disabled. B . The MTTR advisor will be disabled. C . Automatic checkpoint tuning will be disabled. D . Checkpoint information will not be written to the alert log file.

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• Which of these are valid Flashback Database recovery point parameters？（） 

  A .  SCN B .  Timestamp C .  Named recovery point D .  Transaction ID E .  Session ID

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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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• When setting up the Flashback Data Archive， which of these key parameters are required？（）

  A .  Tablespace name B .  Storage quota C .  Retention D .  Table name E .  Create a default archive

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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 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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• You set the following parameters in the parameter file and restarted the database:Which two statements are true regarding these parameters after the database instance is restarted？（）

  <img src='https://img2.soutiyun.com/shangxueba/ask/64233001-64236000/64234478/9691c5b47b07d813739fc0e9660c9439.jpg' /> A. The MEMORY_MAX_TARGET parameter is automatically set to 500 MB B. The value of the MEMORY_MAX_TARGET parameter remains zero till it is changed manually C. The PGA_AGGREGATE_TARGET and SGA_TARGET parameters are automatically set to zero D. The lower bounds of PGA_AGGREGATE_TARGET and SGA_TARGET parameters are set to 90 MB and 270 MB, respectively

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