CCNA 3 Chapter 1 v5 Exam Answers 2016

CCNA 3 Scaling Networks Chapter 1 v5 Exam Answers 2016


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

increased network management options

reduced costs*

increased flexibility*

increased bandwidth availability

decreased number of critical points of failure

2. 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?

a PoE device

another fixed configuration router

a modular router*

a Layer 3 switch

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

It controls the flow of data via the use of Layer 2 addresses.

It increases the size of the broadcast domain.

It manages the VLAN database.

It determines the best path to send packets.*

It connects multiple IP networks.*

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

the purchase of enterprise equipment that is designed for large traffic volume

the installation of redundant power supplies

the use of the building switch block approach*

the use of a collapsed core design

5. How can an enterprise network be designed to optimize bandwidth?

by installing devices with failover capabilities

by deploying a collapsed core model

by organizing the network to control traffic patterns*

by limiting the size of failure domains

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

grouping multiple physical ports to increase bandwidth between two switches*

providing redundant links that dynamically block or forward traffic

grouping two devices to share a virtual IP address

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

7. Which technology is required when switched networks are designed to include redundant links?

Spanning Tree Protocol*

virtual LANs

link aggregation

virtual private networks

8. Which statement describes a characteristic of Cisco Catalyst 2960 switches?

New Cisco Catalyst 2960-C switches support PoE pass-through.*

They are best used as distribution layer switches.

They do not support an active switched virtual interface (SVI) with IOS versions prior to 15.x.

They are modular switches.


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

PC_3 and PC_2

AP_2 and AP_1

S4 and PC_2

PC_3 and AP_2*

S1 and S4

10. 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.)

show flash

show startup-config*

show NVRAM

show version

show running-config*

11. 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?

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.

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

at least one network interface that is connected and operational*

a terminal emulation client

a direct connection to the console port

a direct connection to the auxiliary port

Telnet, SSH, or HTTP access to the device*

13. Match the purpose to the related configuration item. (Not all options are used.)

Place the options in the following order:

connectivity -> assignment of IP address to interface

– not scored –

identification -> hostname

access remote networks -> routing protocols

security -> passwords

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

on a service provider network to promote integrated security, and simplified management

on a data center network to provide expansion and transport flexibility*

to enable virtual stacking of switches to provide cloud-managed access

on a campus LAN network as access layer switches

15. Which statement describes a characteristic of Cisco Meraki switches?

They are service provider switches that aggregate traffic at the edge of the network.

They are cloud-managed access switches that enable virtual stacking of switches.*

They are campus LAN switches that perform the same functions as Cisco 2960 switches.

They promote infrastructure scalability, operational continuity, and transport flexibility.
16. Why would a network administrator issue the show cdp neigbors command on a router?

to display router ID and other information about OSPF neighbors

to display device ID and other information about directly connected Cisco devices*

to display routing table and other information about directly connected Cisco devices

to display line status and other information about directly connected Cisco devices

17. What is a characteristic of in-band device management?

It is used to monitor and make configuration changes to a network device over a network connection.*

It uses a direct connection to a console or AUX port.

It is used for initial configuration or when a network connection is unavailable.

It uses a terminal emulation client.

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

failure domains

services module

collapsed core

redundant power supplies*

failover capabilities*


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

domain size
rack unit*
port density
module size

20. What is the function of ASICs in a multilayer switch?

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

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

the configuration of all access layer devices to share a single gateway
the installation of only enterprise class equipment throughout the network
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

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

distribution layer*
enterprise edge
provider edge
core layer*
access layer

23. What is the function of PoE pass-through?

allows switches, phones, and wireless access points to receive power over existing Ethernet cables from an upstream switch*

allows multiple physical switch ports to be aggregated together and act as a single logical link to increase bandwidth on trunk links

allows a switch to disable redundant Layer 2 paths in the topology to prevent Layer 2 loops

allows a multilayer switch to forward IP packets at a rate close to that of Layer 2 switching by bypassing the CPU

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

a connection that uses the AUX port*

a connection that uses HTTP

a connection that uses the console port*

a connection that uses Telnet

a connection that uses SSH