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ACE-A1.2 Sample Questions Answers

Questions 4

What is the default location of EOS log files in Linux?

Options:

A.

EOS doesn’t run Linux

B.

/var/log/

C.

flash:

D.

/mnt/flash/

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Questions 5

What does the asterisk in the following output signify?

Options:

A.

The VLAN was created by VTP.

B.

The VLAN was created by default.

C.

The VLAN was created dynamically.

D.

The VLAN is scheduled for removal by VMTracer.

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Questions 6

True or False: When configured as an MLAG domain, the Arista switches use the same MLAG System ID.

Options:

A.

TRUE

B.

FALSE

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Questions 7

With two switches in an MLAG domain, which of the following commands is a legitimate way to make interfaces on one of the peers part of mlag 43?

Options:

A.

Peer-1(config-if-Po43) #mlag 43

B.

Peer-1(config-if-Et43) #mlag 43

C.

Peer-1(config-if-Vl43) #mlag 43

D.

There can only be 32 MLAGs on a switch, so MLAG 43 is impossible.

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Questions 8

On what protocol is Multi-Switch CLI based?

Options:

A.

TELNET

B.

SCP

C.

SSH

D.

XMPP

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Questions 9

Which command will successfully configure Ethernet5 to be 40Gbps on an Arista 7150-52 switch?

Options:

A.

An Arista 7150-52 dos not support 40Gbps

B.

Since Ethernet 5 is a 10Gbps port, 40Gbps is not possible.

C.

Arista(config-if-Et5)#speed forced 40gfull

D.

Arista(config-if-Et5)#speed 40gfull

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Questions 10

VMTracer requires which of the following?

Options:

A.

Root-level access to vCenter.

B.

Read-level access to vCenter.

C.

Read/write-level access to vCenter.

D.

VMTracer does not require a username on vCenter.

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Questions 11

Which command would you use to change the SSH Idle timeout after entering the ‘management ssh’ command?

Options:

A.

idle-timeout

B.

timed

C.

timeout

D.

ssh-idle

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Questions 12

In what file might “DISABLE=True” be found on a switch with no other configuration?

Options:

A.

mlag-config

B.

zerotouch-config

C.

api-config

D.

eapi-config

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Questions 13

What is the packet overhead for a VXLAN-encapsulated frame?

Options:

A.

10 bytes

B.

30 bytes

C.

50 bytes

D.

70 bytes

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Questions 14

On an Arista 7150-24, which of the following commands would successfully help you to determine which ports would be subsumed within Ethernet1 configured at 40Gbps?

Options:

A.

Arista#show platform fm6000 agile-port map

B.

Arista(config-if-Et1)#show platform fm6000 agile-port map

C.

Arista(config-mgmt-agile)#show platform fm6000 agile-port map

D.

Arista(config-if-Et1)#show platform petra agile-port map

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Questions 15

Which of the following schedule commands will not be accepted by the parser?

Options:

A.

schedule test interval 10 max-log-files 10 command show interface counters

B.

schedule test interval 10 max-log-files 10 command show counters status

C.

schedule test interval 10 max-log-files 10 command show bob’s hairy eyeball

D.

None of the above

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Questions 16

Which of the following statements is true with an Arista switch that has no configuration, but has booted with ZTP disabled?

Options:

A.

You may login directly as root, but only when using SSH.

B.

You may login as root, but only if you login as admin first.

C.

You can run root-level commands without a password after logging in as root.

D.

You cannot issue root-level commands until you add a user with a password.

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Questions 17

On what interface(s) will ZTP send out requests?

Options:

A.

Only the management interface.

B.

Only the console.

C.

All interfaces.

D.

All connected interfaces.

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Questions 18

What does Arista use as a filename extension when creating EOS extensions?

Options:

A.

.swix

B.

.ext

C.

.extension

D.

.swx

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Questions 19

Which of the following statuses will be displayed when VMTracer has connected to vSphere?

Options:

A.

Connected

B.

Attached

C.

Active

D.

None of the above

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Questions 20

What is Adaptive Segmentation?

Options:

A.

The ability for VMTracer to dynamically create VLANs based on the VLANs in use on VMs.

B.

The ability to support multiple vCenter instances.

C.

The ability for an Arista switch to run VMs on the switch itself.

D.

The ability to split the switch into multiple virtual switches.

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Questions 21

What would be the result of issuing a reload command on one of the two switches peered together in an MLAG domain where both switches are running EOS version 4.14.1F?

Options:

A.

Dual-homed hosts lose 50% of network capacity through the MLAG domain while the switch reboots

B.

The peer switch also reboots to ensure network stability.

C.

The peer switch sends out gratuitous BPDUs to let the network know that it has assumed the root-bridge role.

D.

Nothing bad ever happens when MLAG is enabled!

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Questions 22

What is the EOS command that allows Arista switches with Multi-switch CLI enabled to send interactive commands to multiple switches at once?

Options:

A.

xmpp group

B.

xmpp send switch-group

C.

xmpp session

D.

xmpp session-name

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Questions 23

Complete this sentence: In an Arista MLAG configuration, interfaces on both devices participate in a ___.

Options:

A.

group conversation about the fastest Layer 3 routing protocol convergence scenarios

B.

negotiation over BGP router ID priorities

C.

distributed port channel, enabling all active paths to carry data traffic while maintaining the integrity of the STP topology

D.

disabled Layer 1 fiber optic speed negotiation

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Questions 24

What is the EOS feature that allows switches with Multi-Switch CLI enabled to send non-interactive commands to multiple switches at once?

Options:

A.

groups

B.

switch-groups

C.

chat-rooms

D.

chat-groups

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Questions 25

How does Arista’s VMTracer feature support multi-tenancy?

Options:

A.

By allowing VMs to be run on the switch itself.

B.

By allowing connections to multiple ESXi hosts.

C.

By allowing connections to multiple vCenters.

D.

VMTracer does not support multi-tenancy.

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Questions 26

On an Arista switch, what is the default username and password?

Options:

A.

Username Admin, Password Arista

B.

Username Arista, Password Admin

C.

Username admin with no password

D.

Username Arista with no password

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Questions 27

When using Monitor Sessions with a destination of the CPU, it is impossible to forward an entire 10Gbps worth of traffic due to internal COPP policies. How might you successfully use this feature given these constraints?

Options:

A.

You just have to live with it.

B.

Use packet truncation.

C.

Use ACL filters applied to the mirror session.

D.

Buy a switch with a larger TCAM.

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Questions 28

Which of the following commands will show all of the hardware on an Arista switch?

Options:

A.

show inventory

B.

show version

C.

show version detail

D.

show hardware

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Questions 29

True or False: When ZTP has been placed in cancel mode, you must issue the write memory command to prevent ZTP from triggering again.

Options:

A.

TRUE

B.

FALSE

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Questions 30

Why is FastCli faster than Cli?

Options:

A.

FastCli utilizes an always-running agent to process the submitted command and return the output.

B.

FastCli is not faster than Cli, though the name might suggest otherwise.

C.

FastCli is written in C++ while Cli is written in Perl.

D.

FastCli uses special engrams from the M5.

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Questions 31

Which of the following are valid interface named in EOS? (Select three)

Options:

A.

Ethernet 1

B.

FastEthernet 38

C.

vxlan 1

D.

Vlan 101

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Questions 32

Which of the following are valid Event Manager triggers?

Options:

A.

on-boot

B.

on-schedule

C.

on-startup-config

D.

on-reload

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Questions 33

Which of the following interface types are never found on an Arista switch?

Options:

A.

management

B.

console

C.

Ethernet

D.

auxiliary

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Questions 34

If you were build a large-scale cloud-based architecture that required 100% efficient cell-based fabric, Virtual Output Queuing (VOQ), and 3.84 Tbps capacity per slot, which Arista switch series would be the correct choice?

Options:

A.

7010T

B.

7500E

C.

7300

D.

7150

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Questions 35

What is the name of the feature that allows you to retrieve the output of CLI commands in JSON format?

Options:

A.

XMPP

B.

DANZ

C.

LANZ

D.

eAPI

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Questions 36

What is the fundamental purpose of SysDB?

Options:

A.

SysDB is the repository for state information for EOS agents.

B.

SysDB is the database in which username/password keys are stored.

C.

SysDB is the database of systems discovered by the switch

D.

SysDB is a marketing named for a feature that doesn’t actually exist.

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Questions 37

When an Arista switch boots with no startup-config and ZTP enabled, before ZTP receives an IP address, in what state are the front-panel interfaces?

Options:

A.

All interfaces are shut down.

B.

All interfaces are disabled.

C.

All interfaces are routed ports (no switchport).

D.

All interfaces are switch ports (switchport).

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Questions 38

Which of the following statements are true?

Options:

A.

VMTracer’s Adaptive Segmentation feature will automatically add or prune VLANs learned from vCenter from every trunk between two known ESXi hosts so long as they are connected using Arista switches.

B.

VMTracer’s Adaptive Segmentation feature will automatically add or prune VLANs learned from vCenter from the trunks connecting to the local switch on which the local ESXi host is connected.

C.

VMTracer’s Adaptive Segmentation feature will automatically add or prune VLANs learned from vCenter everywhere in the network.

D.

VMTracer’s Adaptive Segmentation feature will automatically add or remove VLANs on the switch, but it does not add or prune VLANs from trunks.

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Exam Code: ACE-A1.2
Exam Name: Arista Certified Engineering Associate Exam
Last Update: Jul 10, 2024
Questions: 127
$56  $159.99
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