Which statement best describes what is depicted in the show command output？（）

A . The Turbo ACL feature processes ACLs into lookup tables for greater efficiency B . The Turbo ACL feature leads to increased latency， because the time it takes to match the packet isvariable C . The Turbo ACL feature leads to reduced latency， because the time it takes to match the packet is fixedand consistent D . Turbo ACLs increase the CPU load by matching the packet to a predetermined list

A .  SSID broadcast prevention B .  Improved mutual authentication C .  Improved encryption through AES D .  Improved protection against sniffing initialization vectors E .  RF jamming preventio

A . Switchover ensures that Layer 2 through Layer 4 traffic is not interrupted B . Redundancy requires BGP， OSPF， EIGRP， or IS-IS C . Redundancy provides fast supervisor switchover for all Cisco Catalyst 6500 series switches D . Switchover can be caused by clock synchronization failure between supervisor

A . TKIP protects RC4 encryption keys B . CKIP and TKIP protect AES encryption keys C . TKIP encryption is more processor intensive than AES encryption is D . WPA requires TKIP encryption， whereas WPA2 supports AES encryption E . WPA requires AES encryption， whereas WPA2 supports TKIP encryptio

A . EtherChannel technology helps aggregate traffic grouping multiple，full-duplex point-to-point linkstogether B . EtherChannel technology is based on the 802.1 IEEE stand C . EtherChannel can aggregate up to 800 Mbps，8 Gbps，or Gbps of aggregate bandwidth for a Fast EtherChannel，Gigabit EtherChannel，or 10 Gigabit EtherChannel connection respectively D . EtherChannel is defined for Rapid Spanning Tree for faster convergence

A .  Neither broadcast nor multicast traffic is ever flooded in VPLS. B .  Multicast traffic is flooded but broadcast traffic is not flooded in VPLS. C .  VPLS emulates an Ethernet switch， with each EMS being analogous to a VLAN. D .  Because U-PE devices act as IEEE 802.1 devices， the VPLS core must use STP. E .  When the provider experiences an outage， IP re-routing restores PW connectivity and MAC re-learning is needed.

A . OSPF external LSAs are automatically flooded into all OSPF areas， unlike type 7 LSAs， which require that redistribution be configured. B . External LSAs （type 5） are automatically changed to type 1 LSAs at ASBRs. C . Type 5 LSAs are route summaries describing routes to networks outside the OSPF Autonomous System. D . External network LSAs （type 5） redistributed from other routing protocols into OSPF are not permitted to flood into a stub area.

A . Echo is the discernable leak-through of your own Rx path into your own Tx path.  B . Echo is the discernable leak-through of the packets of your Rx path into your own Tx path.  C . Echo is the nonaudible leak-through of the packets of your Rx path into your own Tx path.  D . Echo is the audible leak-through of the packets from the transmit path into your own receive path.  E . Echo is the nonaudible leak-through of the packets of your Tx path into your own Rx path.

A .  Flashback Versions Query is used to make changes to multiple versions of data that existed between two points in time. B .  Flashback Versions Query is used to view all version changes on rows that existed between the time  the query was executed and a point in time in the past. C .  Flashback Versions Query is used to view version changes and the SQL to undo those changes on rows that existed between two points in time. D .  Flashback Versions Query is used to view all version changes on rows that existed between two points in time.

A . The CBWFQ scheduler provides a guaranteed minimum amount of bandwidth to each class. B . CBWFQ services each class queue using a strict priority scheduler. C . The class-default queue only supports WFQ. D . Inside a class queue， processing is always FIFO， except for the class-default queue.

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.

A . only implemented between Cisco source and destination-capable devices B . statistics provided by syslog， CLI， and SNMP C . measures delay， jitter， packet loss， and voice quality D . only monitors VoIP traffic flows E . provides active monitoring F . provides passive monitoring

A .  The Cisco Unified Wireless Network provides the framework to segregate wired and wirelessnetworks to deliver the best security for companies that are deploying WLANs. B .  The Cisco Unified wireless Network provides the framework to integrate and extend wired andwireless networks to deliver the lowest-possible total cost or ownership for companies that aredeploying WLANs C .  The Cisco Unified Wireless Network extends "wireless awareness" into important elements ofthe network infrastructure， providing the same level of security for WLANs that organizations havecome to expect from their VPNs. D .  The Cisco unified Wireless Network extends "wireless awareness" into important elements ofthe network infrastructure， providing the same level of security scalability， reliability ease ofdeployment and management for WLANs that organizations have come to expect from their wiredLANs.

A .  In a single device，ISRs provide threat defense against attacks from hackers and viruses thatcan occur in the network. B .  In a single device，ISRs provide the framework to integrate and extend wired and wirelessnetworks. C .  In a single device ISRs provide concurrent security， voice， data， wireless and applicationoptimization services. D .  In a single device，ISRs provide the common fabric，functionality，and CLI across the network.

A .  CiscoSMARTnet Onsite includes all of the elements of Cisco SMARTnet， with the additional provision of onsite technician to perform parts replacement B .  CiscoSMARTnet Onsite is primary attractive to customers who do not need to replace their hardware immediately， but would still like an onsite technician to install and replace hardware C .  CiscoSMARTnet Onsite includes certification classes and live network consulting at the customer site D .  CiscoSMARTnet Onsite provides network monitoring for small-to-medium sized businesses and provides onsite technical resources when hardware problems are detected

A . bundled technical support and maintenance for Cisco networks B . bundled, unlimited support with the purchase of any Cisco product C . technical support, maintenance, and monitoring to Cisco networks D . fee-based add-on support and tech-to-tech assistance for Cisco product

A .  The Cisco Unified Wireless Network provides the framework to segregate wired and wireless networks to deliver the best security for companies that are deploying WLANs B .  The Cisco Unified Wireless Network provides the framework to integrate and extend wired and wireless networks to deliver the lowest-possible total cost of ownership for companies that are deploying WLANs C .  The Cisco Unified Wireless Network extends wireless awareness into important elements of the network infrastructure， providing the same level of security for WLANs that organizations have come to expect from their VPNs D .  The Cisco Unified Wireless Network extends wireless awareness into important elements of the network infrastructure， providing the same level of security， sociability， reliability， ease of deployment， and management for WLANs that organizations have come to expect from their wired LAN

A . Neither broadcast nor multicast traffic is ever flooded in VPLS. B . Multicast traffic is flooded but broadcast traffic is not flooded in VPLS. C . VPLS emulates an Ethernet switch, with eachEMS being analogous to a VLAN. D . Because U-PE devices act as IEEE 802.1 devices, the VPLS core must use STP. E . When the provider experiences an outage, IP re-routing restores PW connectivity and MAC relearning is needed.

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

A .  allows multiple access points to be connected wirelessly， without the need for a wired Ethernet network B .  replicates configuration parameters across access points in the cluster， while optimizing network performance C .  automatically configures wireless client devices via Wi-Fi Protected Setup D .  can get real-time traffic or bandwidth statistics from an access point within a cluster

A . delay sensitive packets are given preferential treatment B . the default policy identifies a delay sensitive class and default class C . the default policy identifies a delay sensitive class， best effort class， and default class D . the model is highly scalable E . the model is still predominant on the internet F the model provides guaranteed service

A．Dr. Randy Nelson and His New Findings. B．Animals Resistance to Cancer. C．Winter and Animals' Immune System. D．A Light in the Cancer Darkness.

A．When Was the Umbrella Invented？ B．The History of Umbrella C．Umbrella—A Symbol of Honor D．Who Used Umbrella First？

A．He believes in them even more than Sarah did. B．The fact that the house is haunted by ghosts makes it special. C．He does not believe in them, but the fact that Sarah did is important. D．He does not believe in them, and he thinks that Sarah did not either.