Netacad Quizzes 1-4

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

A SVI is needed for each VLAN

Which statement describes SVIs?

A default SVI is created for VLAN 1 for switch administration

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

True or False? It is a best practice to configure the native VLAN as VLAN 1.

False

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

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

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

Which switching method makes use of the FCS value?

store-and-forward

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 be used to eliminate collisions on an Ethernet network?

switch

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

switch:

What is the meaning of the number 10 in the encapsulation dot1Q 10 native router subinterface command?​

the VLAN ID

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 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

Which port speed will be autonegotiated between a host with a 1 Gbps NIC connecting to a Cisco Catalyst 2960 switch with a 100 Mbps port?

100 Mbps

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

If an organization is changing to include Cisco IP phones in its network, what design feature must be considered to ensure voice quality?

A separate VLAN is needed for voice traffic

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 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.

Which statement is true about broadcast and collision domains?

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

Which is true of VLAN 1? (Choose all that apply.)

All switch ports are assigned to VLAN 1 by default. The native VLAN is VLAN 1 by default. The management VLAN is VLAN 1 by default. VLAN 1 cannot be renamed or deleted.

When verifying routes, what code is used to identify directly connected routes in the routing table?

C

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 and notices that the line protocol is down. 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 the system LED operation on Cisco Catalyst switches?

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

A Cisco switch currently allows traffic tagged with VLANs 10 and 20 across trunk port Fa0/5. What is the effect of issuing a switchport trunk allowed vlan 30 command on Fa0/5?

It allows only VLAN 30 on fa0/5

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

It holds the VLAN database

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

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

Refer to the exhibit Question 2 Topology. PC2 sends an ARP broadcast frame. Which PCs will receive the ARP broadcast frame? (Choose all that apply.)

PC3 PC4 PC6

Refer to the exhibit Question 1 Topology. PC1 sends an ARP broadcast frame. Which PC will receive the ARP broadcast frame?

PC4

Refer to the exhibit Question 3 Topology. PC3 sends an ARP broadcast frame. Which PC will receive the ARP broadcast frame?

PC5

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

Recall previously entered commands Set the command history buffer size

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 switches are not negotiating a trunk. What is a probable cause for this issue?

Switches from other vendors do not support DTP

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

The port becomes inactive

What is the purpose of frame buffers on a switch?

They hold traffic, thus alleviating network congestion.

True or False? VLANs can improve security by isolating sensitive data from the rest of the network.

True

True or False? VLANs improve network performance by segmenting broadcast domains.

True

What is required to perform router-on-a-stick inter-VLAN routing?

a router that is configured with multiple subinterfaces

Which filtering expression will show all output lines starting from the line matching the filtering expression?

begin

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

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

cost reduction security

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 a disadvantage of using router-on-a-stick inter-VLAN routing?

does not scale well beyond 50 VLANs

What is the default switchport mode for Cisco Catalyst switches?

dynamic auto

True or false? DTP is an open standard IEEE protocol that specifies auto negotiation of switch trunk links.

false

True or false? Two switchports on a link both configured as dynamic auto will successfully negotiate a trunk.

false

Which two special characteristics do LAN switches use to alleviate network congestion? (Choose two.)

fast port speeds fast internal switching

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

flash

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

flash memory

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

frame buffering

Where is the vlan.dat file stored on a switch?

in flash memory

An IPv6-enabled interface is required to have which type of address?

link-local

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

load a power-on self-test program

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

management 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 type of VLAN is assigned to 802.1Q trunk ports to carry untagged traffic?

native

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

physical access to the router

What character is used to enable the filtering of commands?

pipe |

Which device separates broadcast domains?

router

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

router

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

router on a stick

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

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

running configuration file

Which command will display packet flow counts, collisions, and buffer failures on an interface?

show interface

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

show interfaces

You are troubleshooting an inter-VLAN issue on a switch and need to verify the status of an access port and its access mode VLAN. Which troubleshooting command would you use to do this?

show interfaces interface-id switchport

You are troubleshooting an inter-VLAN issue on a router and need to verify the status and IP address of all interfaces in a condensed format. Which inter-VLAN routing troubleshooting command would you use to do this?

show ip interface brief

You are troubleshooting an inter-VLAN issue on a switch and need to verify that the sub interfaces are in the routing table. Which inter-VLAN routing troubleshooting command would you use to do this?

show ip route

Which command will display a summary of all IPv6-enabled interfaces on a router that includes the IPv6 address and operational status?

show ipv6 interface brief

An administrator was troubleshooting a router-on-a-stick topology and concluded that 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 running-config show ip interface

You are troubleshooting an Inter-VLAN issue on a switch and need to check the list of VLANs and their assigned ports. Which inter-VLAN routing troubleshooting command would you use to do this?

show vlan

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

source MAC address

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

A network administrator enters the following command sequence on a Cisco 3560 switch. What is the purpose of these commands? Switch(config)# interface gigabitethernet 0/1Switch(config-if)# no switchport

to make the Gi0/1 port a routed port

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

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

to view the native VLAN

How is traffic routed between multiple VLANs on a multilayer switch?

traffic is routed via internal VLAN interfaces

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 two DTP modes will form a trunk with an interface that is configured as dynamic auto? (Choose two.)

trunk dynamic desirable

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