Which three best practices should be implemented at the campus backbone submodule to support the server farm module?（）

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  A . Routing should occur at the access layer ifvoice VLANs are utilized. Otherwise， routing should occur at the distribution layer. B . Routing should always be performed at the distribution layer. C . VLANs should be localized to a switch. D . VLANs should be localized to a single switch unlessvoice VLANs are being utilized. E . Routing should not be performed between VLANs located on separate switches.

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• Which firewall best practices can help mitigate worm and other automated attacks？（）

  A . Segment security zones B . Restrict access to firewalls C . Use logs and alerts D . Set connection limit

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• Which three items are Cisco best-practice recommendations for securing a network？（）

  A . Routinely apply patches to operating systems and applications B . Disable unneeded services and ports on hosts C . Deploy HIPS software on all end-user workstations D . Require strong passwords and enable password expiratio

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• Select the three best answers which best describe Private Network-to Network Interface （PNNI） in an ATM network.（）

  A . It is the Routing protocol used between ATM switches B . PNNI uses the same Dijsktra algorithm for SPF calculation C . PNNI and OSPF use the same Database to make cohesive decision for packet forwarding D . PNNI measures line capacities and delays in addition to simple cost metric

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• Which three practices are important to the implementation of a DiffServ QoS architecture？（）

  A .  Because services are allocated throughout the network before the transmission of data begins， traffic classes can be guaranteed QoS services. B .  Traffic classes are marked with Layer 2 markings to allow for more granularity in identifying traffic classes. C .  Traffic classes are marked with Layer 3 markings to allow them to traverse different network types without loss of QoS information. D .  Traffic classes allow networks to provide proper QoS treatment of packets without applications having to request services. E .  Based upon the network capabilities， QoS markings are placed on packets as needed throughout the network to allow for proper QoS treatment of packets. F .  QoS markings are placed on packets as close to the network edge as possible to allow distribution and core devices to determine QoS actions as quickly as possible.

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• Which three statements best describe multicast operation on Cisco Nexus switches in a data center？（）

  A .  Cisco NX-OS Software does not support PIM dense mode. B .  The command ip multicast-routing must be enabled in Cisco NX-OS Software before any multicast configuration is possible on the switch. C .  PIM CLI configuration and verification commands are not available until you enable the PIM feature with the feature pim command. D .  Cisco NX-OS Software supports multicast routing per Layer 3 VRF instance. E .  The default PIM operational mode on the Cisco Nexus 7000 switch is SSM.

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• Refer to the exhibit. On the basis of the information provided in the exhibit, which two sets of  procedures are best practices for Layer 2 and 3 failover alignment?（）https://assets.asklib.com/images/image2/2018072410174774893.jpg

  A .  Configure the D-SW1 switch as the active HSRP router and the STP root for all VLANs. Configure the D-SW2 switch as the standby HSRP router and backup STP root for all VLANs.  B .  Configure the D-SW1 switch as the standby HSRP router and the STP root for VLANs 11 and 110. Configure the D-SW2 switch as the standby HSRP router and the STP root for VLANs 12 and 120. C .  Configure the D-SW1 switch as the active HSRP router and the STP root for VLANs 11 and 110. Configure the D-SW2 switch as the active HSRP router and the STP root for VLANs 12 and 120. D .  Configure the D-SW2 switch as the active HSRP router and the STP root for all VLANs.  Configure the D-SW1 switch as the standby HSRP router and backup STP root for all VLANs.  E .  Configure the D-SW1 switch as the active HSRP router and the backup STP root for VLANs 11  and 110. Configure the D-SW2 switch as the active HSRP router and the backup STP root for  VLANs 12 and 120. F .  Configure the D-SW1 switch as the standby HSRP router and the backup STP root for VLANs 12a nd 120. Configure the D-SW2 switch as the standby HSRP router and the backup STP root  for VLANs 11 and 110.

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• Which of the following three port types are valid Spanning Tree port types？（Choose the best threeanswers.）（）

  A . Designated port B . Nonswitch port C . Switch port D . Nonroot port E . Nondesignated port F . Root port

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• Which option is best practice for creating a recovery catalog owner in the catalog database？（）  

  A .  Granting UNLIMITED QUOTA on the SYSTEM tablespace to the owner B .  Allocating the SYSTEM tablespace as the default tablespace and granting the SYSDBA privilege to the user C .  Creating a new tablespace，allocating this as the default， and granting UNLIMITED QUOTA on this tablespace to the user D .  Allocating the SYSAUX tablespace as the default tablespace and granting UNLIMITED QUOTA on this tablespace to the user

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• Which option is best practice for creating a recovery catalog owner in the catalog database?（）

  A . Granting UNLIMITED QUOTA on the SYSTEM tablespace to the owner B . Allocating the SYSTEM tablespace as the default tablespace and granting the SYSDBA privilege to the user C . Creating a new tablespace, allocating this as the default, and granting UNLIMITED QUOTA on this tablespace to the user D . Allocating the SYSAUX tablespace as the default tablespace and granting UNLIMITED QUOTA on this tablespace to the user

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• What are BCP 38 （Best Common Practices 38）/RFC 2827 Ingress Packet Filtering Principles？（）

  A . Filter Smurf ICMP packets. B . Filter as close to the core as possible C . Filter as close to the edge as possible D . Filter as precisely as possible E . Filter both source and destination where possible

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• What is a site survey best practice for location-based services？（）

  A . 20 percent cell overlap B . four access points detecting a client at -76 dBm or better C . 10 percent cell overlap D . three access points detecting a client at -75 dBm or better

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• Which three best describe the partner benefits of the Cisco Lifecycle Services approach？（）

  A . Improve customer satisfaction rates B . Improve the skill sets of their staff members C . Increase their staff productivity D . Reduce the risk involved with deploying and supporting new and complex technologies E . Improve response times for network outages F . Help ensure that suppliers are meeting metric

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• Which three statements best describe HSRP configuration on Cisco Nexus switches？（）

  A .  In a vPC topology， the primary HSRP router will respond to ARP requests， but both HSRP routers will forward data traffic. No additional configuration is required. B .  In a vPC topology， the primary HSRP router will respond to ARP requests， but both HSRP routers will forward data traffic if the peer-gateway feature is enabled. C .  You can configure two overlapping HSRP groups to load share traffic from the connected hosts while providing the default router redundancy. D .  You can use the show standby command to verify HSRP operation and configuration. E .  If you remove the feature hsrp command， all relevant HSRP configuration information isalso removed.

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• As an experienced technician, you are responsible for Technical Support in your company. You ask one of the trainees to document the layers of an existing CIS network. Which three statements best characterize this process? （）(Choose three.)

  A . It provides reliable input for verifying network consistency. B . It requires a network audit to support some upgrade decisions. C . It requires a network audit to support any network restructuring. D . It begins with gathering organizational input that may be inaccurate.

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• Which three best describe the customer benefits of the Cisco Lifecycle Services approach？（）

  A . improve the skill sets of its staff members B . increase the value of and return on investment for its networks C . increase network staff productivity D . increase the amount of server room rack space E . improve network availability， resiliency， security， and scalability F . increase the amount of time required to integrate network change

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• You are implementing basic switch security best practices.  Which of these is a tactic that you can use to mitigate compromises from being launched through the switch？（）

  A . Make all ports private VLAN ports. B . Place all unused ports in native VLAN 1 until needed. C . Proactively configure unused switch ports as access ports. D . Disable Cisco Discovery Protocol globally.

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• Which of the following procedures are involved in the recommended three-step troubleshootingflow？（Choose the best three answers.）（）

  A . Problem report B . Problem collaboration C . Problem diagnosis D . Problem resolution E . Problem documentation F . Probiem authenticatio

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• A company wants to buy memory efficiently on their p5 590 to allow for the best performance. What is the best practice for adding memory for performance?（）

  A . Install more cards of smaller capacity and same size across MCMs. Use DDR2(dual data rate) memory if using HPC (High Performance Computing).  B . Install fewer cards of larger capacity of the same size across MCMs. Servers with one processor book must have a minimum of four memory cards installed.  C . Intermix DDR1 and DDR2 memory so that partitions requiring the higher performance can take advantage of them. Half of the available memory slots in the system should contain memory.  D . Use fewer higher density memory cards so that a few memory slots are left open for future growth. Each processor book provides sixteen memory card slots. The p5 590 supports a maximum of 64 memory cards.

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• Which three best practices should be implemented at the campus backbone submodule to supportthe server farm module？ （）

  A .  Implement highly redundant switching and links with no single points or paths of failure. B .  Implement server load balancing. C .  Implement the Hot Standby Router Protocol （HSRP） for failover protection. D .  Implement intrusion detection with automatic notification of intrusion attempts in place.

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• It is considered a best practice to use the Dead Peer Detection (DPD) feature with which VPN topologies?（）

  A . IPSec B . IPSec with GRE C . DMVPN D . EZVPN E . all of the choice

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• Doing lots of listening practice is one of _______ best ways of becoming _______ good language learner.

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• Best practice for user testing? Start the testing during the very first week of your project.

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• When you discuss a question of policy, you must deal with three basic issues–need, plan, and practicality.（）

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