Data Communications and Networking 3 (Lab)

Data Communications and Networking 3
(PreMP1, MP2, PreLim)
(MidLab)

Question text

What is an advantage of OSPF compared to RIP?

Select one:

a.

less CPU processing

b.

low memory requirements

c.

less complexity

d.

fast convergence

Question text

Which routing protocol uses both bandwidth and delay to determine the best pathway to reach a remote network?

Select one:

a.

OSPF

b.

IS-IS

c.

EIGRP

d.

RIP

Question text

Which operation feature is different between EIGRP and RIP?

Select one:

a.

EIGRP has a metric of hop count.

b.

EIGRP stores all routes learned from neighbors in a topology table.

c.

  EIGRP sends broadcast updates to neighbors.

d.

EIGRP uses periodic update timers.

Question text

What loop prevention technique is implemented by distance vector routing protocols?

Select one:

a.

gateway of last resort

b.

loop guard

c.

split horizon

d.

poison reverse

Question text

How can a network administrator reduce SPF overhead on OSPF routers?

Select one:

a.

Decrease the hello timer intervals.

b.

Implement multiple areas of OSPF.

c.

  Increase the number of neighbor adjacencies.

d.

Reduce the interface delay values.

Question 1

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Question text

Which type of VLAN is identified by a VLAN ID between 1006 and 4094 and not contained in updates of switches participating in a VTP domain?

Select one:

a.

transparent 

b.

pruned 

c.

native 

d.

extended 

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Question 2

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Question text

An administrator is investigating a failure on a trunk link between a Cisco switch and a switch from another vendor. After a few show commands, the administrator notices that the the switches are not negotiating a trunk. What is a probable cause for this issue?

Select one:

a.

Both switches are in trunk mode.

b.

Both switches are in nonegotiate mode. 

c.

DTP frames are flooding the entire network. 

d.

Switches from other vendors do not support DTP. 

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Question 3

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Question text

Which sentence correctly describes the SVI inter-VLAN routing method?

Select one:

a.

The encapsulation type must be configured on the SVI. 

b.

A physical interface is needed for every VLAN that is created. 

c.

An SVI is needed for each VLAN. 

d.

Subinterfaces have to be created. 

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Question 4

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Question text

Which scalable method must be implemented in order to provide inter-VLAN routing on a switched network with more than 1000 VLANs?

Select one:

a.

 connecting each physical router interface to a different physical switch port, with each switch port assigned to a different VLAN 

b.

 connecting a router interface to a switch port that is configured in trunk mode to route packets between VLANs, with each VLAN assigned to a router subinterface​ 

c.

routing traffic internally to a Layer 3 switch device

d.

configuring static routes on a Layer 2 switch device 

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Question 5

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Question text

Which feature could be used in a network design to increase the bandwidth by combining multiple physical links into a single logical link?

Select one:

a.

VLANs 

b.

trunk ports

c.

EtherChannel

d.

subinterfaces 

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Question 1

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Question text

As the network administrator you have been asked to implement EtherChannel on the corporate network. What does this configuration consist of?

Select one:

a.

grouping two devices to share a virtual IP address

b.

grouping multiple physical ports to increase bandwidth between two switches

c.

providing redundant devices to allow traffic to flow in the event of device failure

d.

providing redundant links that dynamically block or forward traffic

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Question 2

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Question text

When EtherChannel is configured, which mode will force an interface into a port channel without exchanging aggregation protocol packets?

Select one:

a.

desirable

b.

active

c.

auto

d.

on

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Question 3

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Question text

A network administrator is analyzing the features that are supported by different first-hop router redundancy protocols. Which statement is a feature that is associated with GLBP?

Select one:

a.

It is nonproprietary.

b.

  It uses a virtual router master.

c.

GLBP allows load balancing between routers.

d.

 It works together with VRRP.

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Question 4

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Question text

When a range of ports is being configured for EtherChannel, which mode will configure LACP on a port only if the port receives LACP packets from another device?

Select one:

a.

auto

b.

passive

c.

active

d.

desirable

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Question 5

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Question text

When PVST is running over a switched network, which port state can participate in BPDU frame forwarding based on BPDUs received, but does not forward data frames?

Select one:

a.

blocking 

b.

forwarding 

c.

disabled 

d.

listening 

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Question 1

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Question text

An administrator is investigating a failure on a trunk link between a Cisco switch and a switch from another vendor. After a few show commands, the administrator notices that the the switches are not negotiating a trunk. What is a probable cause for this issue?

Select one:

a.

Both switches are in nonegotiate mode. 

b.

Switches from other vendors do not support DTP. 

c.

Both switches are in trunk mode.

d.

DTP frames are flooding the entire network. 

Question 2

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Question text

Which feature could be used in a network design to increase the bandwidth by combining multiple physical links into a single logical link?

Select one:

a.

VLANs 

b.

trunk ports

c.

subinterfaces 

d.

EtherChannel

Question 3

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Question text

Which type of VLAN is identified by a VLAN ID between 1006 and 4094 and not contained in updates of switches participating in a VTP domain?

Select one:

a.

transparent 

b.

pruned 

c.

native 

d.

extended 

Question 4

Complete

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Question text

Which scalable method must be implemented in order to provide inter-VLAN routing on a switched network with more than 1000 VLANs?

Select one:

a.

routing traffic internally to a Layer 3 switch device

b.

configuring static routes on a Layer 2 switch device 

c.

 connecting each physical router interface to a different physical switch port, with each switch port assigned to a different VLAN 

d.

 connecting a router interface to a switch port that is configured in trunk mode to route packets between VLANs, with each VLAN assigned to a router subinterface​ 

Question 5

Complete

Marked out of 20.00

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Question text

Which sentence correctly describes the SVI inter-VLAN routing method?

Select one:

a.

The encapsulation type must be configured on the SVI. 

b.

Subinterfaces have to be created. 

c.

An SVI is needed for each VLAN. 

d.

A physical interface is needed for every VLAN that is created.