2013 Latest 640-802 Pass4sure Free Tests 251-260



1.       QUESTION

What is valid reason for a switch to deny port access to new devices when port security is enabled?


A.  The denied MAC addresses have already been learned or confgured on another secure interface in the same VLAN.

B.  The denied MAC address are statically configured on the port.

C.  The minimum MAC threshold has been reached.

D.  The absolute aging times for the denied MAC addresses have expired.


Answer: B



2.       QUESTION

Refer to the exhibit:



The output that is shown is generated at a switch. Which three of these statements are true? (Choose three.)


A.  All ports will be in a state of discarding, learning or forwarding.

B.  Thirty VLANs have been configured on this switch.

C.  The bridge priority is lower than the default value for spanning tree.

D.  All interfaces that are shown are on shared media.

E.  All designated ports are in a forwarding state.

F.  The switch must be the root bridge for all VLANs on this switch.


Answer: ACE





3.       QUESTION

Refer to the exhibit:




Give this output for Switch3, what should the network administrator’s next action be?


A.  Check the trunk encapsulation mode for Switch3’s fa0/1 port.

B.  Check the duplex mode for Switch3’s fa0/1 port.

C.  Check the duplex mode for Switch1’s fa0/2 port.

D.  Check the trunk encapsulation mode for Switch1’s fa0/2 port.


Answer: C



4.       QUESTION

Refer to the exhibit:



Which of these statements correctly describes the state of the switch once the boot process has been completed?


A.  As FastEthernet0/12 will be the last to come up, it will not be blocked by STP.

B.  Remote access management of this switch will not be possible without configuration change.

C.  More VLANs will need to be created for this switch.

D.  The switch will need a different IOS code in order to support VLANs and STP.


Answer: B



5.       QUESTION

Refer to the exhibit:


Three Cisco 2950 switches are set to their default priority settings. During the spanning-tree process, which switch will be elected as the root bridge?


A.  Switch3

B.  Switch4

C.  Switch2

D.  Switch1


Answer: D



6.       QUESTION

Which two commands can be used to verify a trunk link configuration status on a Cisco switch? (choose two)


A.  show interfaces trunk

B.  show interfaces switchport

C.  show ip interface brief

D.  show interfaces vlan


Answer: AB



7.       QUESTION

Which three statements accurately describe layer 2 Ethernet switches? (Choose three)


A.  Microsegmentation decreases the number of collisions on the network.

B.  if a switch receives a frame for an unknown 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 segment 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.


Answer: A,D,E



8.       QUESTION

Which two of these are characteristics of the 802.1Q protocol? (Choose two)


A.     it is a layer 2 messaging protocol which maintains vlan configurations across network.

B.     it includes an 8-bit field which specifies the priority of a frame.

C.     it is used exclusively for tagging vlan frames and dose not address network reconvergence following switched network topology changes.

D.     it modifies the 802.3 frame header, and thus requires that the FCS be recomputed.

E.      it is a trunking protocol capable of carrying untagged frames.


Answer: DE



9.       QUESTION

Which term describes a spanning-tree network that has all switch ports in either the blocking or forwarding state?


A.  redundant

B.  spanned

C.  provisioned

D.  converged


Answer: D





Assuming the default switch configuration which vlan range can be added modified and removed on a cisco switch?


A.  2 through 1001

B.  1 through 1001

C.  1 through 1002

D.  2 through 1005


Answer: A

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