Question 1

Which tasks can be accomplished by using the command history feature? (Choose two.)

Accepted Answer

Set the command history buffer size.
Recall previously entered commands.

Question 2

Which statement describes the system LED operation on Cisco Catalyst switches?

Accepted Answer

If the LED is amber, the system is receiving power but it is not functioning properly.

Question 3

What type of Ethernet cable would be used to connect one switch to another switch when neither switch supports the auto-MDIX feature?

Accepted Answer

crossover

Question 4

What advantage does SSH offer over Telnet?

Accepted Answer

encryption

Question 5

A network administrator has configured ​VLAN 99 as the management VLAN and has configured it with an IP address and subnet mask. The administrator issues the show interface vlan 99 command. Which action can change the state of the line protocol to up?

Accepted Answer

Connect a host to an interface associated with VLAN 99.

Question 6

Which statement describes SVIs?

Accepted Answer

A default SVI is created for VLAN 1 for switch administration.

Question 7

Which prompt is displayed when a network administrator successfully accesses the boot loader on a switch to recover from a system crash?

Accepted Answer

switch:

Question 8

Which router bootup sequence is correct?​

Accepted Answer

1 – perform the POST and load the bootstrap program
2 – locate and load the Cisco IOS software
3 – locate and load the startup configuration file or enter setup mode

Question 9

What is the first action in the boot sequence when a switch is powered on?

Accepted Answer

load a power-on self-test program

Question 10

What must an administrator have in order to reset a lost password on a router?

Accepted Answer

physical access to the router

Question 11

When configuring a switch for SSH access, what other command that is associated with the login local command is required to be entered on the switch?

Accepted Answer

username username secret secret

Question 12

Which command will provide information about the status of all interfaces including the number of giants, runts, and collisions on the interface?

Accepted Answer

show interfaces

Question 13

Which interface is used by default to manage a Cisco Catalyst 2960 switch?

Accepted Answer

The VLAN 1 interface

Question 14

A production switch is reloaded and finishes with a Switch> prompt. What two facts can be determined? (Choose two.)

Accepted Answer

A full version of the Cisco IOS was located and loaded.
POST occurred normally.

Question 15

Which two statements are true about using full-duplex Fast Ethernet? (Choose two.)

Accepted Answer

Full-duplex Fast Ethernet offers 100 percent efficiency in both directions.
Performance is improved with bidirectional data flow.

Question 16

Which statement describes the port speed LED on the Cisco Catalyst 2960 switch?

Accepted Answer

If the LED is green, the port is operating at 100 Mbps.

Question 17

What is a function of the switch boot loader?

Accepted Answer

To provide an environment to operate in when the switch operating system cannot be found

Question 18

In which situation would a technician use the show interfaces command?

Accepted Answer

When packets are being dropped from a particular directly attached host

Question 19

What is one difference between using Telnet or SSH to connect to a network device for management purposes?

Accepted Answer

Telnet sends a username and password in plain text, whereas SSH encrypts the username and password.

Question 20

What is a characteristic of an IPv4 loopback interface on a Cisco IOS router?

Accepted Answer

It is a logical interface internal to the router.

Question 21

What two pieces of information are displayed in the output of the show ip interface brief command? (Choose two.)

Accepted Answer

Interface descriptions
IPv4 addresses

Question 22

What type of cable would be used to connect a router to a switch when neither supports the auto-MDIX feature?

Accepted Answer

Straight-through

Question 23

Which statement regarding a loopback interface is true?

Accepted Answer

It is an internal virtual interface used for testing purposes.

Question 24

You are implementing remote access to the VTY lines of a switch using SSH and the login local line vty command. Which other command must be entered to avoid being locked out of the switch?

Accepted Answer

username username secret password

Question 25

Which statement is true about broadcast and collision domains?

Accepted Answer

Adding a switch to a network will increase the size of the broadcast domain.

Question 26

What is one function of a Layer 2 switch?

Accepted Answer

determines which interface is used to forward a frame based on the destination MAC address

Question 27

What is the significant difference between a hub and a Layer 2 LAN switch?

Accepted Answer

A switch creates many smaller collision domains, and a hub increases the size of a single collision domain.

Question 28

What will a Cisco LAN switch do if it receives an incoming frame and the destination MAC address is not listed in the MAC address table?

Accepted Answer

Forward the frame out all ports except the port where the frame is received.

Question 29

Which switch characteristic helps alleviate network congestion when a 10 Gbps port is forwarding data to a 1 Gbps port?

Accepted Answer

frame buffering

Question 30

Which switching method makes use of the FCS value?

Accepted Answer

store-and-forward

Question 31

What does the term “port density” represent for an Ethernet switch?

Accepted Answer

the number of available ports

Question 32

Which information does a switch use to keep the MAC address table information current?

Accepted Answer

the source MAC address and the incoming port

Question 33

Which two statements are true about half-duplex and full-duplex communications? (Choose two.)

Accepted Answer

Full duplex increases the effective bandwidth.
Full duplex allows both ends to transmit and receive simultaneously.

Question 34

Which type of address does a switch use to build the MAC address table?

Accepted Answer

source MAC address

Question 35

Which option correctly describes a switching method?

Accepted Answer

store-and-forward: ensures that the frame is free of physical and data-link errors

Question 36

Which network device can serve as a boundary to divide a Layer 2 broadcast domain?

Accepted Answer

router

Question 37

What is the purpose of frame buffers on a switch?

Accepted Answer

They hold traffic, thus alleviating network congestion.

Question 38

Which network device can be used to eliminate collisions on an Ethernet network?

Accepted Answer

switch

Question 39

What criteria is used by a Cisco LAN switch to decide how to forward Ethernet frames?

Accepted Answer

Destination MAC address

Question 40

What are two reasons a network administrator would segment a network with a Layer 2 switch? (Choose two.)

Accepted Answer

To enhance user bandwidth
To isolate traffic between segments

Question 41

A switch has received a frame on an ingress port. What will the switch do if the unicast destination MAC address is in the MAC address table?

Accepted Answer

It will forward the frame out of the specified port in the MAC address table.

Question 42

A switch has received a frame on an ingress port. What will the switch do if the unicast destination MAC address is not in the MAC address table?

Accepted Answer

It will forward the frame out all ports except the incoming port.

Question 43

A switch has received a frame on an ingress port. What will the switch do if the destination MAC address is a broadcast address?

Accepted Answer

It will forward the frame out all ports except the incoming port.

Question 44

Which switching method forwards the frame immediately after examining the destination MAC address?

Accepted Answer

Cut-though

Question 45

Which statement about half-duplex and full-duplex communication is true?

Accepted Answer

Full-duplex communication is bidirectional.

Question 46

What happens to a port that is associated with VLAN 10 when the administrator deletes VLAN 10 from the switch?

Accepted Answer

The port becomes inactive.

Question 47

In which memory location are the VLAN configurations of normal range VLANs stored on a Catalyst switch?

Accepted Answer

flash

Question 48

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

Accepted Answer

Switches from other vendors do not support DTP.

Question 49

What is the purpose of the vlan.dat file on a switch?

Accepted Answer

It holds the VLAN database.

Question 50

What is the purpose of setting the native VLAN separate from data VLANs?

Accepted Answer

A separate VLAN should be used to carry uncommon untagged frames to avoid bandwidth contention on data VLANS.

Question 51

What is the purpose of setting the native VLAN separate from data VLANs?

Accepted Answer

A separate VLAN should be used to carry uncommon untagged frames to avoid bandwidth contention on data VLANS.

Question 52

When a Cisco switch receives untagged frames on a 802.1Q trunk port, which VLAN ID is the traffic switched to by default?

Accepted Answer

native VLAN ID

Question 53

A network administrator is determining the best placement of VLAN trunk links. Which two types of point-to-point connections utilize VLAN trunking?​ (Choose two.)

Accepted Answer

between two switches that utilize multiple VLANs
between a switch and a server that has an 802.1Q NIC

Question 54

What are three primary benefits of using VLANs? (Choose three.)

Accepted Answer

security
cost reduction
improved IT staff efficiency

Question 55

On a Cisco switch, where is extended range VLAN information stored?

Accepted Answer

running configuration file

Question 56

n which location are the normal range VLANs stored on a Cisco switch by default?

Accepted Answer

flash memory

Question 57

Which distinct type of VLAN is used by an administrator to access and configure a switch?

Accepted Answer

management VLAN

Question 58

For what reason would a network administrator use the show interfaces trunk command on a switch?

Accepted Answer

to view the native VLAN

Question 59

A PC is to access a web server on another network. Which inter-VLAN method will provide the highest bandwidth at Layer 3 and also provide a default gateway for the PC?

Accepted Answer

multilayer switch with routing enabled

Question 60

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

Accepted Answer

routing traffic internally to a Layer 3 switch device

Question 61

When configuring a router as part of a router-on-a-stick inter-VLAN routing topology, where should the IP address be assigned?

Accepted Answer

to the subinterface

Question 62

A small college uses VLAN 10 for the classroom network and VLAN 20 for the office network. What is needed to enable communication between these two VLANs while using legacy inter-VLAN routing?

Accepted Answer

A router with at least two LAN interfaces should be used.

Question 63

What is a disadvantage of using multilayer switches for inter-VLAN routing?

Accepted Answer

Multilayer switches are more expensive than router-on-a-stick implementations.

Question 64

Which type of inter-VLAN communication design requires the configuration of multiple subinterfaces?

Accepted Answer

router on a stick

Question

Question

Question

Networking 2 -IT0015

Summative Assessment 1

Question	Answer
Which tasks can be accomplished by using the command history feature? (Choose two.)	Set the command history buffer size. Recall previously entered commands.
Which statement describes the system LED operation on Cisco Catalyst switches?	If the LED is amber, the system is receiving power but it is not functioning properly.
What type of Ethernet cable would be used to connect one switch to another switch when neither switch supports the auto-MDIX feature?	crossover
What advantage does SSH offer over Telnet?	encryption
A network administrator has configured VLAN 99 as the management VLAN and has configured it with an IP address and subnet mask. The administrator issues the show interface vlan 99 command. Which action can change the state of the line protocol to up?	Connect a host to an interface associated with VLAN 99.
Which statement describes SVIs?	A default SVI is created for VLAN 1 for switch administration.
Which prompt is displayed when a network administrator successfully accesses the boot loader on a switch to recover from a system crash?	switch:
Which router bootup sequence is correct?	1 – perform the POST and load the bootstrap program 2 – locate and load the Cisco IOS software 3 – locate and load the startup configuration file or enter setup mode
What is the first action in the boot sequence when a switch is powered on?	load a power-on self-test program
What must an administrator have in order to reset a lost password on a router?	physical access to the router
When configuring a switch for SSH access, what other command that is associated with the login local command is required to be entered on the switch?	username username secret secret
Which command will provide information about the status of all interfaces including the number of giants, runts, and collisions on the interface?	show interfaces
Which interface is used by default to manage a Cisco Catalyst 2960 switch?	The VLAN 1 interface
A production switch is reloaded and finishes with a Switch> prompt. What two facts can be determined? (Choose two.)	A full version of the Cisco IOS was located and loaded. POST occurred normally.
Which two statements are true about using full-duplex Fast Ethernet? (Choose two.)	Full-duplex Fast Ethernet offers 100 percent efficiency in both directions. Performance is improved with bidirectional data flow.
Which statement describes the port speed LED on the Cisco Catalyst 2960 switch?	If the LED is green, the port is operating at 100 Mbps.
What is a function of the switch boot loader?	To provide an environment to operate in when the switch operating system cannot be found
In which situation would a technician use the show interfaces command?	When packets are being dropped from a particular directly attached host
What is one difference between using Telnet or SSH to connect to a network device for management purposes?	Telnet sends a username and password in plain text, whereas SSH encrypts the username and password.
What is a characteristic of an IPv4 loopback interface on a Cisco IOS router?	It is a logical interface internal to the router.
What two pieces of information are displayed in the output of the show ip interface brief command? (Choose two.)	Interface descriptions IPv4 addresses
What type of cable would be used to connect a router to a switch when neither supports the auto-MDIX feature?	Straight-through
Which statement regarding a loopback interface is true?	It is an internal virtual interface used for testing purposes.
You are implementing remote access to the VTY lines of a switch using SSH and the login local line vty command. Which other command must be entered to avoid being locked out of the switch?	username username secret password
Which statement is true about broadcast and collision domains?	Adding a switch to a network will increase the size of the broadcast domain.
What is one function of a Layer 2 switch?	determines which interface is used to forward a frame based on the destination MAC address
What is the significant difference between a hub and a Layer 2 LAN switch?	A switch creates many smaller collision domains, and a hub increases the size of a single collision domain.
What will a Cisco LAN switch do if it receives an incoming frame and the destination MAC address is not listed in the MAC address table?	Forward the frame out all ports except the port where the frame is received.
Which switch characteristic helps alleviate network congestion when a 10 Gbps port is forwarding data to a 1 Gbps port?	frame buffering
Which switching method makes use of the FCS value?	store-and-forward
What does the term “port density” represent for an Ethernet switch?	the number of available ports
Which information does a switch use to keep the MAC address table information current?	the source MAC address and the incoming port
Which two statements are true about half-duplex and full-duplex communications? (Choose two.)	Full duplex increases the effective bandwidth. Full duplex allows both ends to transmit and receive simultaneously.
Which type of address does a switch use to build the MAC address table?	source MAC address
Which option correctly describes a switching method?	store-and-forward: ensures that the frame is free of physical and data-link errors
Which network device can serve as a boundary to divide a Layer 2 broadcast domain?	router
What is the purpose of frame buffers on a switch?	They hold traffic, thus alleviating network congestion.
Which network device can be used to eliminate collisions on an Ethernet network?	switch
What criteria is used by a Cisco LAN switch to decide how to forward Ethernet frames?	Destination MAC address
What are two reasons a network administrator would segment a network with a Layer 2 switch? (Choose two.)	To enhance user bandwidth To isolate traffic between segments
A switch has received a frame on an ingress port. What will the switch do if the unicast destination MAC address is in the MAC address table?	It will forward the frame out of the specified port in the MAC address table.
A switch has received a frame on an ingress port. What will the switch do if the unicast destination MAC address is not in the MAC address table?	It will forward the frame out all ports except the incoming port.
A switch has received a frame on an ingress port. What will the switch do if the destination MAC address is a broadcast address?	It will forward the frame out all ports except the incoming port.
Which switching method forwards the frame immediately after examining the destination MAC address?	Cut-though
Which statement about half-duplex and full-duplex communication is true?	Full-duplex communication is bidirectional.
What happens to a port that is associated with VLAN 10 when the administrator deletes VLAN 10 from the switch?	The port becomes inactive.
In which memory location are the VLAN configurations of normal range VLANs stored on a Catalyst switch?	flash
An administrator is investigating a failure on a trunk link between a Cisco switch and a switch from another vendor. After few show commands, the administrator notices that the switches are not negotiating a trunk. What is a probable cause for this issue?	Switches from other vendors do not support DTP.
What is the purpose of the vlan.dat file on a switch?	It holds the VLAN database.
What is the purpose of setting the native VLAN separate from data VLANs?	A separate VLAN should be used to carry uncommon untagged frames to avoid bandwidth contention on data VLANS.
What is the purpose of setting the native VLAN separate from data VLANs?	A separate VLAN should be used to carry uncommon untagged frames to avoid bandwidth contention on data VLANS.
When a Cisco switch receives untagged frames on a 802.1Q trunk port, which VLAN ID is the traffic switched to by default?	native VLAN ID
A network administrator is determining the best placement of VLAN trunk links. Which two types of point-to-point connections utilize VLAN trunking? (Choose two.)	between two switches that utilize multiple VLANs between a switch and a server that has an 802.1Q NIC
What are three primary benefits of using VLANs? (Choose three.)	security cost reduction improved IT staff efficiency
On a Cisco switch, where is extended range VLAN information stored?	running configuration file
n which location are the normal range VLANs stored on a Cisco switch by default?	flash memory
Which distinct type of VLAN is used by an administrator to access and configure a switch?	management VLAN
For what reason would a network administrator use the show interfaces trunk command on a switch?	to view the native VLAN
A PC is to access a web server on another network. Which inter-VLAN method will provide the highest bandwidth at Layer 3 and also provide a default gateway for the PC?	multilayer switch with routing enabled
Which scalable method must be implemented in order to provide inter-VLAN routing on a switched network with more than 1000 VLANs?	routing traffic internally to a Layer 3 switch device
When configuring a router as part of a router-on-a-stick inter-VLAN routing topology, where should the IP address be assigned?	to the subinterface
A small college uses VLAN 10 for the classroom network and VLAN 20 for the office network. What is needed to enable communication between these two VLANs while using legacy inter-VLAN routing?	A router with at least two LAN interfaces should be used.
What is a disadvantage of using multilayer switches for inter-VLAN routing?	Multilayer switches are more expensive than router-on-a-stick implementations.
Which type of inter-VLAN communication design requires the configuration of multiple subinterfaces?	router on a stick
What is a disadvantage of using router-on-a-stick inter-VLAN routing?	does not scale well beyond 50 VLANs
What is the meaning of the number 10 in the encapsulation dot1Q 10 native router subinterface command?	the VLAN ID
While configuring inter-VLAN routing on a multilayer switch, a network administrator issues the no switchport command on an interface that is connected to another switch. What is the purpose of this command?	to create a routed port for a single network
What operational mode should be used on a switch port to connect it to a router for router-on-a-stick inter-VLAN routing?	trunk
Which sentence correctly describes the SVI inter-VLAN routing method?	An SVI is needed for each VLAN.
How is traffic routed between multiple VLANs on a multilayer switch?	Traffic is routed via internal VLAN interfaces.
What is required to perform router-on-a-stick inter-VLAN routing?	a router that is configured with multiple subinterfaces
An administrator was troubleshooting a router-on-a-stick topology and the problem was related to the configuration of VLANs on the router subinterfaces. Which two commands can the administrator use in the router to identify the problem? (Choose two.)	show ip interface show running-config
A router has two FastEthernet interfaces and needs to connect to four VLANs in the local network. How can this be accomplished using the fewest number of physical interfaces without unnecessarily decreasing network performance?	Implement a router-on-a-stick configuration.
What distinguishes traditional legacy inter-VLAN routing from router-on-a-stick?	Traditional routing uses one port per logical network, whereas a router-on-a-stick uses subinterfaces to connect multiple logical networks to a single router port.
Subinterface G0/1.10 on R1 must be configured as the default gateway for the VLAN 10 192.168.10.0/24 network. Which command should be configured on the subinterface to enable inter-VLAN routing for VLAN 10?	encapsulation dot1q 10
What is important to consider while configuring the subinterfaces of a router when implementing inter-VLAN routing?	The IP address of each subinterface must be the default gateway address for each VLAN subnet.
What are the steps that must be completed in order to enable inter-VLAN routing using router-on-a-stick?	Create the VLANs on the switch to include port membership assignment and configure subinterfaces on the router matching the VLANs.
What two statements are true regarding the use of subinterfaces for inter-VLAN routing? (Choose two.)	Fewer router Ethernet ports required than in traditional inter-VLAN routing Less complex physical connection than in traditional inter-VLAN routing
Which router-on-a-stick command and prompt on R1 correctly encapsulates 802.1Q traffic for VLAN 20?	R1(config-subif)# encapsulation dot1q 20
What are two disadvantages of using the router-on-a-stick inter-VLAN routing method in a large network? (Choose two.)	A dedicated router is required. It does not scale well.
What is a characteristic of a routed port on a Layer 3 switch? (Choose two.)	It requires the switchport mode access interface config command. It requires the no switchport interface config command.
What are two advantages of using a Layer 3 switch with SVIs for inter-VLAN routing? (Choose two.)	A router is not required. It switches packets faster than using the router-on-a-stick method.

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