A.application
B.internet
C.network
D.transport
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A.Microsegmentation decreases the number of collisions on the network.
B.if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.
C.Spanning Tree Protocol allows switches to automatically share vlan information.
D.In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.
E.Establishing vlans increases the number of broadcast domains.
F.Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.
Refer to the exhibit.What two results would occur if the hub were to be replaced with a switch that is configured with one Ethernet VLAN?（）
A.The number of collision domains would decrease.
B.The number of collision domains would increase.
C.The number of broadcast domains would remain the same.
D.The number of collision domains would remain the same.
E. The number of broadcast domains would increase.
Refer to the graphic.Host A is communicating with the seiver. What will be the source MAC address of the frames received by Host A from the server?（）
A.the MAC address of the seiver network interface
B.the MAC address of host A
C.the MAC address of router interface e 1
D.the MAC address of router interface e0
A.The transport layer divides a data stream into segments and may add reliability and flow control information.
B.The data link layer adds physical source and destination addresses and an FCS to the segment.
C.Packets are created when the network layer encapsulates a frame with source and destination host addresses and protocol-related control information.
D.Packets are created when the network layer adds Layer 3 addresses and control information to a segment.
E.The presentation layer translates bits into voltages for transmission across the physical link.
A. session
B. network
C. Physical
D. data link
E. Transport
A. application
B. presentation
C. session
D. transport
E. internet
F. data link
Refer to the exhibit, Host A pings interface S0/0 on router 3, what is the TTL value for that ping?（）
A. 253
B. 252
C. 255
D. 254
A.transport
B.network
C.presentation
D.session
E.application
Refer to the exhibit. Which three statements correctly describe Network Device A（）
A.With a network wide mask of 255.255.255.128, each interface does not require an IP address.
B.With a network wide mask of 255.255.255.128, each interface does require an IP address on a unique IP subnet.
C.With a network wide mask of 255.255.255.0, must be a Layer 2 device for the PCs to communicate with each other.
D.With a network wide mask of 255.255.255.0, must be a Layer 3 device for the PCs to communicate with each other.
E.With a network wide mask of 255.255.254.0, each interface does not require an IP address.
Refer to the exhibit. What will Router1 do when it receives the data frame shown?（）
A.Router1 will strip off the source MAC address and replace it with the MAC address 0000.0c36.6965.
B.Router1 will strip off the source IP address and replace it with the IP address 192.168.40.1.
C.Router1 will strip off the destination MAC address and replace it with the MAC address 0000.0c07.4320.
D. Router1 will strip off the destination IP address and replace it with the IP address of 192.168.40.1.
E.Router1 will forward the data packet out interface FastEthernet0/1.
F.Router1 will forward the data packet out interface FastEthernet0/2.
最新试题
Which three statements about the features of SNMPv2 and SNMPv3 are true?（）
What are three values that must be the same within a sequence of packets for Netflow to consider them a network flow?（）
Which statement describes the process ID that is used to run OSPF on a router ?（）
Refer to the exhibit.If the devices produced the given output,what is the cause of the EtherChannel problem?（）
Which three statements about HSRP operation are true?（）
Which is true about OSPF router-id?（）
What command instructs the device to timestamp Syslog debug messages in milliseconds?（）
What are the Popular destinations for syslog messages to be saved? （）
What SNMP message alerts the manager to a condition on the network?（）
What Cisco IOS feature can be enabled to pinpoint an application that is causing slow network performance?（）