20 Mar

Free Download Cisco 200-120 Exam Question with PDF & VCE (41-50)

QUESTION 41
Refer to the topology shown in the exhibit. Which ports will be STP designated ports if all the links are operating at the same bandwidth? (Choose three.)
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A.    Switch A – Fa0/0
B.    Switch A – Fa0/1
C.    Switch B – Fa0/0
D.    Switch B – Fa0/1
E.    Switch C – Fa0/0
F.    Switch C – Fa0/1

Answer: BCD

QUESTION 42
Refer to the exhibit. How should the FastEthernet0/1 ports on the 2950 model switches that are shown in the exhibit be configured to allow connectivity between all devices?
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A.    The ports only need to be connected by a crossover cable.
B.    SwitchX(config)# interface fastethernet 0/1
SwitchX(config-if)# switchport mode trunk
C.    SwitchX(config)# interface fastethernet 0/1
SwitchX(config-if)# switchport mode access
SwitchX(config-if)# switchport access vlan 1
D.    SwitchX(config)# interface fastethernet 0/1
SwitchX(config-if)# switchport mode trunk
SwitchX(config-if)# switchport trunk vlan 1
SwitchX(config-if)# switchport trunk vlan 10
SwitchX(config-if)# switchport trunk vlan 20

Answer: B

QUESTION 43
Which three statements about RSTP are true? (Choose three.)

A.    RSTP significantly reduces topology reconverging time after a link failure.
B.    RSTP expands the STP port roles by adding the alternate and backup roles.
C.    RSTP port states are blocking, discarding, learning, or forwarding.
D.    RSTP provides a faster transition to the forwarding state on point-to-point links than STP does.
E.    RSTP also uses the STP proposal-agreement sequence.
F.    RSTP uses the same timer-based process as STP on point-to-point links.

Answer: ABD

QUESTION 44
Refer to the exhibit. A frame on VLAN 1 on switch S1 is sent to switch S2 where the frame is received on VLAN 2. What causes this behavior?
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A.    trunk mode mismatches
B.    allowing only VLAN 2 on the destination
C.    native VLAN mismatches
D.    VLANs that do not correspond to a unique IP subnet

Answer: C

QUESTION 45
At which layer of the OSI model is RSTP used to prevent loops?

A.    physical
B.    data link
C.    network
D.    transport

Answer: B

QUESTION 46
What does a Layer 2 switch use to decide where to forward a received frame?

A.    source MAC address
B.    source IP address
C.    source switch port
D.    destination IP address
E.    destination port address
F.    destination MAC address

Answer: F

QUESTION 47
Refer to the exhibit. Which statement is true?
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A.    The Fa0/11 role confirms that SwitchA is the root bridge for VLAN 20.
B.    VLAN 20 is running the Per VLAN Spanning Tree Protocol.
C.    The MAC address of the root bridge is 0017.596d.1580.
D.    SwitchA is not the root bridge, because not all of the interface roles are designated.

Answer: D

QUESTION 48
Which two benefits are provided by creating VLANs? (Choose two.)

A.    added security
B.    dedicated bandwidth
C.    provides segmentation
D.    allows switches to route traffic between subinterfaces
E.    contains collisions

Answer: AC

QUESTION 49
Which command can be used from a PC to verify the connectivity between hosts that connect through a switch in the same LAN?

A.    pingaddress
B.    tracertaddress
C.    tracerouteaddress
D.    arpaddress

Answer: A

QUESTION 50
Based on the network shown in the graphic. Which option contains both the potential networking problem and the protocol or setting that should be used to prevent the problem?
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A.    routing loops, hold down timers
B.    switching loops, split horizon
C.    routing loops, split horizon
D.    switching loops, VTP
E.    routing loops, STP
F.    switching loops, STP

Answer: F

Free Download Cisco 200-120 Exam Question with PDF & VCE