If an ethernet port on a router was assigned an IP address of 172.16.112.1/20, what is the maximum number of hosts allowed on this subnet?（）

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• By night，you sight the lights of a vessel engaged in underwater operations. If an obstruction exists on the port side of the vessel，it will be marked by（）.

  A . a floodlight B . two red lights in a vertical line C . a single red light D . any visible light

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• If you were to set up a VLAN trunk over a Fast Ethernet link on switch R1，  which trunk mode  would you set the local port to on R1 if you wanted it to respond to requests from its link partner  （R2） and become a trunk？ （）

  A .  Auto B .  Negotiate C .  Designate D .  No negotiate

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• In a network using Cisco autonomous access points running WDS， what port is used for authentication by the local authentication service on an access point？（）

  A . 1813 B . 1645 C . 1646 D . 1812

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• A client has tried to update the firmware of an Ethernet adapter on a p5 590, however it repeatedly fails. What is the most likely cause of this problem?（）

  A . The adapter must be taken offline prior to the firmware update B . The adapter must be assigned to the service partition prior to the firmware update C . The system has not been rebooted since the adapter was added to the Logical Partition D . The adapter must be dynamically removed from the Logical Partition prior to the firmware update

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• As a network administrator, you issue the interface auto qos voip cisco-phone command on a port in an edge network. It is possible for a Cisco Catalyst switch to check if a Cisco IP Phone is directly attached to that port by:（）

  A . using DHCP snooping B . snooping the incoming 802.1Q VLAN tag C . using CDP D . snooping the CoS marking on the incoming frame

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• The Business Partner technical specialist is called to determine if the addition of host ports on an IBM System Storage DS8700 has improved users’ response times for an IBM System p server running SAP.  How can the improvement be verified（）

  A . check the output of the "vmstat" command on LINUX B . check the performance reports via Tivoli Storage Productivity Center for Data C . check the performance reports via Tivoli Storage Productivity Center for Disk D . check the output of the "iostat" command on AIX

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• If a disk module on an XIV Storage System fails, what likely happens?（）

  A . the system slows significantly but still runs  B . the customer data is lost temporarily but can be recovered  C . the system goes into Read Only mode until redundancy is restored  D . the system redistributes itself and keeps running seamless to the end user&e

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• You need to troubleshoot an issue on the switched LAN. When you issue a command "show port3/1" on a switch， you observe the Giants column has a non-zero entry. What could cause this？（）

  A . IEEE 802.10 B . Misconfigured NIC C . User configuration D . IEEE 802.1Q E . None of the other alternatives apply

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• An administrator issued a command to update thefirmware of an Ethernet adapter on a partitioned system, but received an error. What is the most likely cause of the problem?（）

  A . The adapter must be taken offline prior to the firmware update. B . The system has not been rebooted since the adapter was added to the LPAR. C . The adapter must be assigned to the service partition prior to updating the firmware. D . The adapter must be dynamically removed from the LPAR prior to updating thefirmware.

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• You’re a network administer and you issue the command （show port 3/1） on an Ethernet port. To  your surprise you notice a non-zero entry in the ’Giants’ column.  What could be the cause of this？ （）

  A .  IEEE 802.1Q B .  IEEE 802.10 C .  Misconfigured NIC D .  User configuration E .  All of the above

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• In a network using cisco autonomous access points running wds. What port is used for authentication by the local authentication service on an access point？（）

  A . 1813 B . 1645 C . 1646 D . 1812

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• The Business Partner technical specialist is called to check if the addition of host ports on an IBM System Storage DS8000 system has improved users’ response times for an IBM System p server running SAP.  How can the improvement be verified（）

  A . check the output of the vmstat command on AIX B . check the performance reports via TotalStorage Productivity Center for Data C . check the performance reports via TotalStorage Productivity Center for Disk D . check the improvement through the TotalStorage Expert report

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• What interface is created when an FC Port Channel is created on a Cisco Unified Computing System？（）

  A .  An interface ’san-port-channel’ in NXOS B .  An interface ’port-channel’ in NXOS C .  An interface ’port-channel’ with ’mode fc’ configured D .  An interface ’fc-port-channel’ in NXOS

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• A just announced two-port Ethernet card has been installed on a system and it is not recognized. On the HMC the slot shows empty. The device driver has been installed and cfgmgr runs normally. What is the most appropriate action to solve this problem?（）

  A . Update the HMC software B . Update the system firmware C . Re-install the device driver D . Flash update the two-port card

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• In a crossing situation，a stand-on vessel which is forced to take action in order to avoid collision with a vessel on her own port side shall，if possible，avoid（）.

  A . turning to port B . turning to starboard C . decreasing speed D . increasing speed

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• A look-out at the bow sights an object on your port side. How many bell strokes should he sound? （）

  A . One B . Two C . Three D . Four

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• When you enable port security on an interface that is also configured with a voice VLAN，  what is the maximum number of secure MAC addresses that should be set on the port？（）

  A . No more than one secure MAC address should be set. B . The default will be set. C . The IP phone should use a dedicated port， therefore only one MAC address is needed per port. D . No value is needed if the switchport priority extend command is configured.  E . No more than two secure MAC addresses should be set.

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• A standard IP access list is applied to an Ethernet interface of a router. What does this standard access list filter on?（）

  A . The source and destination addresses B . The destination port number C . The destination address D . The source address E . All of the above

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• An administrator issued a command to update the firmware of an Ethernet adapter on a partitioned system， but received an error. What is the most likely cause of the problem？（）

  A . The adapter must be taken offline prior to the firmware update. B . The system has not been rebooted since the adapter was added to the LPAR. C . The adapter must be assigned to the service partition prior to updating the firmware. D . The adapter must be dynamically removed from the LPAR prior to updating the firmware.

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• When configuring port security on a Cisco Catalyst switch port， what is the default action taken by the switch if a violation occurs？ （）

  A . protect （drop packets with unknown source addresses） B . restrict （increment SecurityViolation counter） C . shut down （access or trunk port） D . transition （the access port to a trunking port）

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• Which of the following is a true statement when promiscuous mode is enabled on an Integrated Virtual Ethernet？（）

  A .  The physical port can be used as part of a Shared Ethernet Adapter （SEA）. B .  All physical ports on the Host Ethernet Adapter （HEA） default to promiscuous mode. C .  Multiple logical ports can be assigned to a physical port if that logical port is in promiscuous mode. D .  All physical ports that belong to the same port group will be set to promiscuous mode on the Host Ethernet Adapter （HEA）.

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• Out of which port on Sw-Ac3 would a frame containing an IP packet with a destination address that is not on a local LAN be forwarded?（）https://assets.asklib.com/images/image2/2018073017053476385.png

  A . Fa0/1 B . Fa0/3 C . Fa0/4 D . Fa0/8 E . Fa0/9 F . Fa0/12

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• When you enter the interface command auto qos voip cisco-phone on a port at the edge of a network,how does the Cisco Catalyst switch detect if a Cisco IP Phone is connected to the port?（）

  A . by snooping the CoS marking on the incoming frames B . by using RTP hello messages between the switch port and the Cisco IP Phone C . by using CDP D . by using DHCP snooping E . by snooping the incoming 802.1Q VLAN tag

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• If an argument is based on a strong appeal to emotion, it is called:

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