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

A . union rules B . spare parts  C . service contracts D . fulfillment services E . warranty information F . construction permit

A . Magic  B . Plain  C . Check  D . List item  E . Divider

A . Allows the transportation of all forms of traffic B . Multiplexing is easy C . Clocks do not need to be synchronized D . Reduces network complexity and cost E . Padding is not necessary and not permitted

A . the codec used by the calling phone B . approximate length of the call in minutes C . MOS values throughout the duration of the call D . 802.11e access category overruns E . co-channel interference percentage during the call

A . A final method in class X can be abstract if and only if X is abstract. B . A protected method in class X can be overridden by any subclass of X. C . A private static method can be called only within other static methods in class X. D . A non-static public final method in class X can be overridden in any subclass of X. E . A public static method in class X can be called by a subclass of X without explicitly referencing the class X. F . A method with the same signature as a private final method in class X can be implemented in a subclass of X. G . A protected method in class X can be overridden by a subclass of X only if the subclass is in the same package as X.

A . cloud computing B . consumerization C . collaboration D . virtualization E . digital media F . borderless network

A . A user cannot set privileges on the persistent lightweight jobs B . Persistent lightweight jobs generate a large amount of metadata C . It is possible to create fully self-contained persistent lightweight jobs D . The use of a template is mandatory to create persistent lightweight jobs E . Persistent lightweight jobs are useful when users need to create a large number of jobs in a short time

A .  The default constructor initializes method variables. B .  The default constructor has the same access as its class. C .  The default constructor invoked the no-arg constructor of the superclass. D .  If a class lacks a no-arg constructor， the compiler always creates a default constructor.  E .  The compiler creates a default constructor only when there are no other constructors for the class.

A . A MERGE statement is used to merge the data of one table with data from another. B . A MERGE statement replaces the data of one table with that of another. C . A MERGE statement can be used to insert new rows into a table. D . A MERGE statement can be used to update existing rows in a table.

A . Send B . Raise C . Delete D . Receive E . Acknowledge

A . photographs B . floor plans C . wired network layout D . blueprint

A .  client antivirus software state B .  personal firewall settings C .  wireless cell bandwidth availability D .  IOS versions for routers and switches E .  appropriate client patch management level F .  appropriate QoS settings for client applicatio

A . TCP-based hello packets B . the impact of flapping links if timers are too low C . a shared single interface D . the ability to track serial interfaces E . UDP-based hello packet

A . Shared single interface B . IP Address C . TCP-based hello packets D . MAC addre

A . access point position， in feet， from a corner of the floor plan B . SNR coverage map for 802.11a/n C . data rate map for 802.11a/n D . percent of coverage by signal

A . ISATAP B . NATV6 C . manually configured overlay tunnels D . dual stack configuratio

A .  A lightweight AP receives control and configuration from a WLAN controller to which it is associated. B .  A WLAN client that is operating in half-duplex mode will delay all clients in that WLAN C .  A dhoc mode allows mobile clients to connect directly without an intermediate AP D .  Another term for infrastructure mode is independent service set （IBSS） E .  The Aironet 1230 access point is an example of an access point that operates solely as a lightweight  access point. F .  WLANs are designed to share the medium and can easily handle an increased demand of channel  contention.

A . flags indicating the kind of autoconfiguration that can be done by hosts B . default router information C . /64 prefix that can be used on the link and the lifetime of the prefix D . IPv6 DHCP server address informatio

A . configure WLAN setting to enable WMM B . configure WLAN Aironet information elements enabled C . configure global 802.11b/g or 802.11a，or both，voice CAC D . configure WLAN QoS Platinum E . configure DTIM = 2

A . client antivirus software state B . personal firewall settings C . wireless cell bandwidth availability D . IOS versions for routers and switches E . appropriate client patch management level F . appropriate QoS settings for client application Answer:

A .  Region name B .  Configuration revision number C .  VLAN instance map D .  IST STP BPDU hello timer E . CST instance map F .  PVST+ instance ma

A . The Work Item is not eligible for Purge. B . The Work Item is eligible for a Permanent purge. C . The Work Item is eligible for a Temporary purge. D . The Work Item is not complete because it still has "Open" Notification. E . The Work Item is eligible for both Temporary and Permanent purge.