Which three statements best describe HSRP configuration on C

第1题：

第2题：

Which three statements about HSRP operation are true?（）

• A、The virtual IP address and virtual MA+K44C address are active on the HSRP Master router.
• B、The HSRP default timers are a 3 second hello interval and a 10 second dead interval.
• C、HSRP supports only clear-text authentication.
• D、The HSRP virtual IP address must be on a different subnet than the routers' interfaces on the same LAN.
• E、The HSRP virtual IP address must be the same as one of the router's interface addresses on the LAN.
• F、HSRP supports up to 255 groups per interface, enabling an administrative form of load balancing.

第3题：

第4题：

Which three statements describe the configuration change management feature in DCNM LAN？ （）

• A、 Switch profiles allow configurations to be synchronized between switches and are supported with any Cisco NX-OS Software managed device.
• B、 DCNM LAN can archive configurations from devices even if they are not managed by the DCNM server， and the administrator can supply the device management IP address and credentials.
• C、 You can archive a maximum of 50 configuration versions per managed device.
• D、 Managed devices must be licensed in DCNM LAN before they can be used with configuration change management.
• E、 Device-running configuration will be archived only if it differs from the last archived version.

第5题：

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.

第6题：

Which two of these statements best describe the benefits of WPAv2？ （Choose two.）（）

• A、 SSID broadcast prevention
• B、 man-in-the-middle attack protection
• C、 cost reduction through software upgrades in all existing hardware
• D、 dynamic key generation
• E、 RF jamming prevention

第7题：

HSRP has been configured between two Company devices.  Which of the following describe  reasons for deploying HSRP？ （）

• A、 HSRP provides redundancy and fault tolerance
• B、 HSRP allows one router to automatically assume the function of the second router if the second  router fails
• C、 HSRP allows one router to automatically assume the function of the second router if the second  router starts
• D、 HSRP provides redundancy and load balancing

第8题：

第9题：

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.

第10题：

Which three statements describe the User Datagram Protocol (UDP)?（）

• A、UDP provides delivery notification and error checking mechanisms.
• B、UDP is faster than the Transmission Control Protocol (TCP).
• C、UDP application examples include DNS and VoIP.
• D、UDP is an application layer protocol.
• E、UDP uses a best effort delivery approach.