Which three are core server software components for IPCC Express?（）

A . Out-of-profile packets are queued. B . It causes TCP retransmits. C . Marking and remarking are not supported. D . It does not respond to BECN and foresight messages. E . It uses a single- and two-bucket mechanism for metering.

A . Multicast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted  with Time to Live （TTL） greater than 1. B . Multicast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers. C . Multicast addresses 224.0.0.13 and 224.0.0.22 are reserved link-local addresses used by PIMv2 and  IGMPv3. D . Because they would map to overlapping IP multicast MAC addresses， multicast addresses 224.0.1.1  and 238.1.1.1 could not be used together. E . Multicast address 224.0.1.1 has been reserved for the Network Time Protocol （NTP） by the IANA F . The administratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in  purpose to RFC 1918 private unicast addresses.

A .  It may iterate over arrays， collections， maps and strings. B .  The body of the tag may contain EL code， but not scripting code. C .  When looping over collections， a loop status object may be used in the tag body. D .  It may iterate over a map， but only the key of the mapping may be used in the tag body. E .  When looping over integers （for example begin1=’1’ end=’10’）， a loop status object may not be used in the tag body.

A . keep piston crown temperatures elevated for smoother combustion B . reduce the possibility of overheating the top compression ring C . help retain the heat of compression to prevent ignition delay D . help retain the heat of compression to prevent combustion knock

A . Never use passive interfaces. B . Use NSSA areas from the core down. C . Use totally stub areas to stop type 3 LSAs. D . Use the lowest Ethernet interface IP address as the router ID. E . Tune OSPF timers to enable OSPF to achieve quicker convergence.

A .  Quick Quoting Tool B .  Smart Business Communications System C .  Overview Presentation D .  Cisco Configuration Assistant E .  Solution Profile F .  Small Business Product Guide

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 IEEE 802.1Q frame format adds a 4 byte field to a Ethernet frame B .  The packet is encapsulated with a 26 byte header and a 4 byte FCS C .  The protocol uses point-to-multipoint connectivity D .  The protocol uses point-to-point connectivity E .  The IEEE 802.1Q frame uses multicast destination of 0x01-00-0c-00-00 F .  The IEEE 802.1Q frame retains the original MAC destination addre

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 higher fan-out ratio B . fully redundant switches C . 100 percent port efficiency D . allI S Lscontained with inasingle chass is E . higher latency and through put than acore-edged esign switch

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 . Verify that SNMP MIB is supported in the relevant core device. B . Implement monitoring using SNMP or RMON. C . Implement threshold monitoring using RMON. D . Poll and record specific SNMP MIB objects from the device.

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 .  Never use passive interfaces. B .  Use NSSA areas from the core down. C .  Use totally stub areas to stop type 3 LSAs. D .  Use the lowest Ethernet interface IP address as the router ID. E .  Tune OSPF timers to enable OSPF to achieve quicker convergence

A . It has the same maximum hop count as version 1. B . It uses broadcasts for its routing updates. C . It is a classless routing protocol. D . It has a lower default administrative distance than RIP version 1. E . It supports authentication. F . It does not send the subnet mask in updates.

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 .  virtualization B .  unified I/O C .  support for 48-port Gb/s line card D .  support for Data Center Service Modules E .  high performance F .  high availability

A . Summarize data center subnets. B . Use passive interfaces to ensure appropriate adjacencies. C . Tune the EIGRP timers to enable EIGRP to achieve quicker convergence. D . Adjust the default bandwidth value to ensure proper bandwidth on all links. E . Advertise a default summary route into the data center core from the aggregation layer.

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 .  a higher fan-out ratio B .  fully redundant switches C .  100 percent port efficiency D .  all ISLs contained within a single chassis E .  higher latency and throughput than a core-edge design switch

A . Cisco Express Forwarding （CEF） must be enabled as a prerequisite to running MPLS on a Cisco router. B . Frame-mode MPLS inserts a 32-bit label between the Layer 3 and Layer 4 headers. C . MPLS is designed for use with frame-based Layer 2 encapsulation protocols such as Frame Relay， but is not supported by ATM because of ATM fixed-length cells. D . OSPF， EIGRP， IS-IS， RIP， and BGP can be used in the control plane. E . The control plane is responsible for forwarding packets. F . The two major components of MPLS include the control plane and the data plane.