Module 11 - Network Communication Devices

Question 1

For which discovery mode will an AP generate the most traffic on a WLAN?

Open mode
Passive mode
Mixed mode
Active mode

Answer 1

Passive Mode

Question 2

Which parameter is commonly used to identify a wireless network name when a home wireless AP is being configured?

Ad Hoc
ESS
BESS
SSID

Answer 2

SSID

Question 3

Which two protocols are considered distance vector routing protocols? (Choose two.)

BGP
ISIS
EIGRP
RIP
OSPF

Answer 3

EIGRP
RIP

Question 4

What information does an Ethernet switch examine and use to build its address table?

Source MAC address
Destination IP address
Source IP address
Destination MAC address

Answer 4

Source MAC address

Question 5

Which OSI layer header is rewritten with new addressing information by a router when forwarding between LAN segments?

Layer 7
Layer 3
Layer 2
Layer 4

Answer 5

Layer 2

Question 6

At what layer of the OSI model do routers operate?

Layer 4
Layer 3
Layer 5
Layer 2

Answer 6

Layer 3

Question 7

Which wireless parameter refers to the frequency bands used to transmit data to a wireless access point?

Security Mode
Channel Settings
Scanning Mode
SSID

Answer 7

Channel Settings

Question 8

What is the role of an intermediary device on a network?

• Forms the interface between the human network and the underlying communication network
• Determines the path and directs data along the way to its final destination
• Runs applications that support collaboration for business
• Functions as the primary source of information for end devices

Answer 8

Determines the path and directs data along the way to its final destination

Question 9

What information does an Ethernet switch examine and use to forward a frame?

Destination IP address
Destination MAC address
Source IP address
Source MAC address

Answer 9

Destination MAC address

Question 10

Which device can control and manage a large number of corporate APs?

Router
LWAP
WLC (Wireless LAN Controller)
Switch

Answer 10

WLC (Wireless LAN Controller)

Question 11

What technology is used to prevent Layer 2 loops?

VTP
NTP
ARP
STP

Answer 11

STP

The Spanning Tree Protocol (STP), is enabled on switches to prevent Layer 2 loops from forming when there are redundant physical paths.

Question 12

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

An SVI is needed for each VLAN.
Subinterfaces have to be created.
The encapsulation type must be configured on the SVI.
A physical interface is needed for every VLAN that is created.

Answer 12

A SVI is needed for each VLAN.

Question 13

Which two roles are typically performed by a wireless router that is used in a home or small business? (Choose two.)

https://itexamanswers.net/question/which-two-roles-are-typically-performed-by-a-wireless-router-that-is-used-in-a-home-or-small-business-choose-two

Access point
Repeater
WLAN controller
RADIUS authentication server
Ethernet switch

Answer 13

Access Point
Ethernet switch

Question 14

How are IP addressing designs affected by VLAN implementations?

Each VLAN must have a different subnet mask.
VLANs do not support VLSM.
VLANs do not use a broadcast address.
Each VLAN must have a different network number.

Answer 14

Each VLAN must have a different network number

Question 15

What is the function of the distribution layer of the three-layer network design model?

Aggregating access layer connections
Providing direct access to the network
Providing high speed connection to the network edge
Providing secure access to the Internet

Answer 15

Aggregating access layer connections

Question 16

What information within a data packet does a router use to make forwarding decisions?

The destination MAC address

The destination host name

The destination service requested

The destination IP address

Answer 16

The destination IP address

Question 17

What is used on WLANs to avoid packet collisions?

SVIs

STP

CSMA/CA

VLANs

Answer 17

CSMA/CA

Question 18

Lightweight access points forward data between which two devices on the network? (Choose two.)

* Wireless router
* Default gateway
* Wireless LAN controller
* Autonomous access point
* Wireless client

Answer 18

Wireless LAN controller
Wireless client

Question 19

In which memory location is the routing table of a router maintained?

ROM
Flash
NVRAM
RAM

Answer 19

RAM

Question 20

What is a function of SNMP?

Synchronizes the time across all devices on the network

Captures packets entering and exiting the network interface card

Provides a message format for communication between network device managers and agents

Provides statistical analysis on packets flowing through a Cisco router or multilayer switch

Answer 20

Provides a message format for communication between network device managers and agents

Question 21

Which routing protocol is used to exchange routes between internet service providers?

https://itexamanswers.net/question/which-routing-protocol-is-used-to-exchange-routes-between-internet-service-providers

• OSPF
• EIGRP
• ISIS
• BGP
  RIP

Answer 21

BGP

Question 22

What are two types of addresses found on network end devices? (Choose two.)
return

IP

MAC

TCP

UDP

Answer 22

IP

MAC

Question 23

What type of route is created when a network administrator manually configures a route that has an active exit interface?

Directly connected

Static

Local

Dynamic

Answer 23

Static

Question 24

Which two statements are true about NTP servers in an enterprise network? (Choose two.)

There can only be one NTP server on an enterprise network.

NTP servers at stratum 1 are directly connected to an authoritative time source.

NTP servers control the mean time between failures (MTBF) for key network devices.

NTP servers ensure an accurate time stamp on logging and debugging information.

All NTP servers synchronize directly to a stratum 1 time source.

Answer 24

NTP servers at stratum 1 are directly connected to an authoritative time source.

NTP servers ensure an accurate time stamp on logging and debugging information.