SB&W: Exam CH 1 & 2

Question 1

Question

Which statement describes a characteristic of Cisco Meraki switches?

Answer

They are cloud-managed access switches that enable virtual stacking of switches.
They are service provider switches that aggregate traffic at the edge of the network.
They promote infrastructure scalability, operational continuity, and transport flexibility.
They are campus LAN switches that perform the same functions as Cisco 2960 switches.

Question 2

Question

Which design feature will limit the size of a failure domain in an enterprise network?

Answer

the use of the building switch block approach
the use of a collapsed core design
the installation of redundant power supplies
the purchase of enterprise equipment that is designed for large traffic volume

Question 3

Question

Immediately after a router completes its boot sequence, the network administrator wants to check the routers configuration. From privileged EXEC mode, which of the following commands can the administrator use for this purpose? (Choose two.)

Answer

show startup-config
show running-config
show NVRAM
show flash
show version

Question 4

Question

What is the function of PoE pass-through?

Answer

allows switches, phones, and wireless access points to receive power over existing Ethernet cables from an upstream switch
allows a multilayer switch to forward IP packets at a rate close to that of Layer 2 switching by bypassing the CPU
allows a switch to disable redundant Layer 2 paths in the topology to prevent Layer 2 loops
allows multiple physical switch ports to be aggregated together and act as a single logical link to increase bandwidth on trunk links

Question 5

Question

A network administrator is planning redundant devices and cabling in a switched network to support high availability. Which benefit will implementing the Spanning Tree Protocol provide to this design?

Answer

Redundant paths can be available without causing logical Layer 2 loops.
Multiple physical interfaces can be combined into a single EtherChannel interface.
Faster convergence is available for advanced routing protocols.
Network access can be expanded to support both wired and wireless devices.

Question 6

Question

What are two ways to access a Cisco switch for out-of-band management? (Choose two.)

Answer

a connection that uses the AUX port
a connection that uses Telnet
a connection that uses SSH
a connection that uses the console port
a connection that uses HTTP

Question 7

Question

What are two functions of a router? (Choose two.)

Answer

It determines the best path to send packets.
It connects multiple IP networks.
It manages the VLAN database.
It controls the flow of data via the use of Layer 2 addresses
It increases the size of the broadcast domain.

Question 8

Question

In which situation would a network administrator install a Cisco Nexus Series or Cisco Catalyst 6500 Series switch to promote infrastructure scalability?

Answer

to enable virtual stacking of switches to provide cloud-managed access
on a service provider network to promote integrated security, and simplified management
on a campus LAN network as access layer switches
on a data center network to provide expansion and transport flexibility

Question 9

Question

What are two benefits of extending access layer connectivity to users through a wireless medium? (Choose two.)

Answer

decreased number of critical points of failure
increased bandwidth availability
increased flexibility
increased network management options
reduced costs

Question 10

Question

What network design would contain the scope of disruptions on a network should a failure occur?

Answer

the installation of only enterprise class equipment throughout the network
the configuration of all access layer devices to share a single gateway
the deployment of distribution layer switches in pairs and the division of access layer switch connections between them
the reduction in the number of redundant devices and connections in the network core

Question 11

Question

Which two requirements must always be met to use in-band management to configure a network device? (Choose two.)

Answer

a direct connection to the auxiliary port
a direct connection to the console port
Telnet, SSH, or HTTP access to the device
a terminal emulation client
at least one network interface that is connected and operational

Question 12

Question

What term is used to express the thickness or height of a switch?

Answer

module size
domain size
port density
rack unit

Question 13

Question

In the Cisco Enterprise Architecture, which two functional parts of the network are combined to form a collapsed core design? (Choose two.)

Answer

enterprise edge
provider edge
access layer
core layer
distribution layer

Question 14

Question

How can an enterprise network be designed to optimize bandwidth?

Answer

by deploying a collapsed core model
by organizing the network to control traffic patterns
by limiting the size of failure domains
by installing devices with failover capabilities

Question 15

Question

Which statement describes a characteristic of Cisco Catalyst 2960 switches?

Answer

They are modular switches.
New Cisco Catalyst 2960-C switches support PoE pass-through.
They do not support an active switched virtual interface (SVI) with IOS versions prior to 15.x.
They are best used as distribution layer switches.

Question 16

Question

A network engineer is reviewing a network design that uses a fixed configuration enterprise router that supports both LAN and WAN connections. However, the engineer realizes that the router does not have enough interfaces to support growth and network expansion. Which type of device should be used as a replacement?

Answer

a PoE device
another fixed configuration router
a layer 3 switch
a modular router

Question 17

Question

What is the function of ASICs in a multilayer switch?

Answer

They provide power to devices such as IP phones and wireless access points through Ethernet ports.
They aggregate multiple physical switch ports into a single logical port.
They prevent Layer 2 loops by disabling redundant links between switches.
They streamline forwarding of IP packets in a multilayer switch by bypassing the CPU.

Question 18

Question

Refer to the exhibit. Which devices exist in the failure domain when switch S3 loses power?

Image:

0e17c213-8347-4da7-bf85-cadd5fccd79f.png

Answer

PC_3 and PC_2
AP_2 and AP_1
S4 and PC_2
PC_3 and AP_2
S1 and S4

Question 19

Question

Which two features of enterprise class equipment assists an enterprise network in maintaining 99.999 percent up-time? (Choose two.)

Answer

collapsed core
failover capabilities
redundant power supplies
failure domains
services module

Question 20

Question

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

Answer

providing redundant links that dynamically block or forward traffic
providing redundant devices to allow traffic to flow in the event of device failure
grouping two devices to share a virtual IP address
grouping multiple physical ports to increase bandwidth between two switches

Question 21

Question

Fill in the blank. Use a number. The default hello timer value for STP BPDU frames is [blank_start]2[blank_end] seconds.

Answer

Question 22

Question

Which two network design features require Spanning Tree Protocol (STP) to ensure correct network operation? (Choose two.)

Answer

static default routes
removing single points of failure with multiple Layer 2 switches
link-state dynamic routing that provides redundant routes
redundant links between Layer 2 switches
implementing VLANs to contain broadcasts

Question 23

Question

Which nonproprietary protocol provides router redundancy for a group of routers which support IPv4 LANs?

Answer

SLB
VRRPv2
HSRP
GLBP

Question 24

Question

Refer to the exhibit. Which protocol information is being displayed in the output?

Image:

193f7ee6-8b17-4f14-90db-e93fe0012375.png

Answer

FHRP
VHRP
HSRP
GLBP

Question 25

Question

In which two port states does a switch learn MAC addresses and process BPDUs in a PVST network? (Choose two.)

Answer

disabled
listening
learning
forwarding
blocking

Question 26

Question

Refer to the exhibit. Which trunk link will not forward any traffic after the root bridge election process is complete?

Image:

bd4983dd-2a56-4b01-bc48-2f7d2f5ed209.png

Answer

Trunk1
Trunk2
Trunk3
Trunk4

Question 27

Question

Which three components are combined to form a bridge ID?

Answer

cost
port ID
IP address
extended system ID
bridge priority
MAC address

Question 28

Question

Which STP port role is adopted by a switch port if there is no other port with a lower cost to the root bridge?

Answer

alternate
disabled port
designated port
root port

Question 29

Question

Which two concepts relate to a switch port that is intended to have only end devices attached and intended never to be used to connect to another switch? (Choose two.)

Answer

extended system ID
edge port
PortFast
bridge ID
PVST+

Question 30

Question

What is an advantage of PVST+?

Answer

PVST+ optimizes performance on the network through autoselection of the root bridge.
PVST+ optimizes performance on the network through load sharing.
PVST+ requires fewer CPU cycles for all the switches in the network.
PVST+ reduces bandwidth consumption compared to traditional implementations of STP that use CST.

Question 31

Question

To obtain an overview of the spanning tree status of a switched network, a network engineer issues the show spanning-tree command on a switch. Which two items of information will this command display? (Choose two.)

Answer

The status of native VLAN ports.
The root bridge BID.
The number of broadcasts received on each root port
The IP address of the management VLAN interface.
The role of the ports in all VLANs.

Question 32

Question

Fill in the blank. Do not abbreviate. To enable Rapid PVST+ on a Cisco switch, the spanning-tree mode [blank_start]rapid-pvst[blank_end] global configuration mode command is required

Answer

rapid-pvst

Question 33

Question

Which is the default STP operation mode on Cisco Catalyst switches?

Answer

MST
Rapid PVST+
PVST+
RSTP
MSTP

Question 34

Question

What additional information is contained in the 12-bit extended system ID of a BPDU?

Answer

port ID
VLAN ID
MAC address
IP address

Question 35

Question

What value determines the root bridge when all switches connected by trunk links have default STP configurations?

Answer

extended system ID
MAC address
bridge priority
VLAN ID

Question 36

Question

Refer to the exhibit. A network engineer is troubleshooting host connectivity on a LAN that uses a first hop redundancy protocol. Which IPv4 gateway address should be configured on the host?

Image:

0a70635e-e6a2-41df-be06-ad56aabd05d5.png

Answer

192.168.2.0
192.168.2.1
192.168.2.2
192.168.2.100

Question 37

Question

What could be the effect of duplicate unicast frames arriving at a destination device due to multiple active alternative physical paths?

Answer

The number of broadcast domains increases
Application protocols malfunction
Frame collisions increase
The number of collision domains increases

Question 38

Question

Which STP priority configuration would ensure that a switch would always be the root switch?

Answer

spanning-tree vlan 10 root primary
spanning-tree vlan 10 priority 61440
spanning-tree vlan 10 priority 4096
spanning-tree vlan 10 priority 0

Question 39

Question

Which Cisco switch feature ensures that configured switch edge ports do not cause Layer 2 loops if a port is mistakenly connected to another switch?

Answer

PortFast
BPDU guard
extended system ID
PVST+

Question 40

Question

Fill in the blank. In FHRP operation, two or more routers are represented as a single [blank_start]virtual[blank_end] router.

Answer

virtual

	Created by Anthony Schulmeister almost 5 years ago

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SB&W: Exam CH 1 & 2

Description

Resource summary

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

Question 14

Question 15

Question 16

Question 17

Question 18

Question 19

Question 20

Question 21

Question 22

Question 23

Question 24

Question 25

Question 26

Question 27

Question 28

Question 29

Question 30

Question 31

Question 32

Question 33

Question 34

Question 35

Question 36

Question 37

Question 38

Question 39

Question 40

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