Question 1

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

Accepted Answer

A)  show inventory 
B)  show version 
C)  show version detail 
D)  show hardware

Question 2

What can you assume about Ethernet1 in this output from a 7150-24 that have been configured with the tap aggregation mode exclusive command?

Accepted Answer

A)  Ethernet1 is broken. 
B)  Ethernet1 has a QSPF interface. 
C)  Ethernet1 is an Agile Port. 
D)  Ethernet1 will not work with Tap Agg.

Question 3

Many Arista switches support reversible air flow. When the fans installed on such a switch have red handles, which of the following statements would be correct?

Accepted Answer

A)  Cold air will be pulled in from the port side of the switch. 
B)  Warm air will be pulled in from the starboard side of the switch. 
C)  Hot air will be pulled in from the fan side of the switch. 
D)  Hot air will be ejected from the fan side of the switch.

Question 4

What will the following command do? show event-monitor arp | grep 10.100.100.6

Accepted Answer

A)  Show all the historical ARP entry changes on the remote Arista switch located at IP address 10.100.100.6 
B)  Show all the event-monitors for a switch that has an ARP address matched to the IP address 10.100.100.6 
C)  Show all historical ARP entry changes that contain the IP address 10.100.100.6 
D)  This is not a valid command

Question 5

What is the fundamental purpose of SysDB?

Accepted Answer

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.

Question 6

How might you filter the output from the show interfaces counters errors command to be more useful by removing lines containing all zeroes?

Accepted Answer

A)  show interfaces counters errors | grep nozeroes 
B)  show interfaces counters errors | grep pipe nozeroes 
C)  show interfaces counters errors | email tac@arista.com show interfaces counters errors | email tac@arista.com 
D)  show interfaces counters errors | nz

Question 7

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

Accepted Answer

A)  Connected 
B)  Attached 
C)  Active 
D)  None of the above

Question 8

If an agent were to suffer a catastrophic failure and die, what process would restart it?

Accepted Answer

A)  SysDB 
B)  ProcMgr 
C)  Stp 
D)  SysMgr

Question 9

What happens to all of the Ethernet interfaces on an Arista switch when you enable Tap Aggregation mode exclusive ?

Accepted Answer

A)  They all become up/up regardless of physical link detection. 
B)  All the link lights turn green. 
C)  They all become err-disabled. They all become err-disabled. 
D)  All the link lights start blinking at five blinks per second.

Question 10

What is Adaptive Segmentation?

Accepted Answer

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.

Question 11

What is required in order for Multi-Switch CLI to be implemented?

Accepted Answer

A)  One or more Arista products with management xmpp enabled. 
B)  an XMPP-based server such as EJabberd 
C)  an instant messaging client such as Admium or Trillian 
D)  an SSD drive to the extensive logging produced by this feature.

Question 12

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

Accepted Answer

A) xmpp group B) xmpp send switch-group C) xmpp session D) xmpp session-name

Question 13

Which password setting controls the Privilege Exec mode on an Arista switch?

Accepted Answer

A)  boot password 
B)  enable secret 
C)  management secret 
D)  enable

Question 14

Which of the following Arista switch series' support reversible airflow?

Accepted Answer

A)  7150 
B)  7250QX 
C)  7010 
D)  7300

Question 15

What physical interface is always a layer-3 interface on an Arista switch?

Accepted Answer

A)  The USB1: port 
B)  The console 
C)  The management interface 
D)  This question makes no sense

Question 16

In EOS, what is the default MLAG heartbeat interval?

Accepted Answer

A)  3600 seconds 
B)  2 seconds 
C)  5 minutes 
D)  300 seconds

Question 17

The VXLAN spec allows for two implementation types. One uses multicast. What is the other one called?

Accepted Answer

A)  Non-multicast replication 
B)  BUM-Replication 
C)  Fore-end Replication 
D)  Head-end Replication

Question 18

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

Accepted Answer

A) idle-timeout B) timed C) timeout D) ssh-idle

Question 19

Which of the following commands is being deprecated and will not be supported in the near future?

Accepted Answer

A)  copy running-config startup-config 
B)  copy run start 
C)  write memory 
D)  none of the above

Question 20

Which of the following EOS features might alleviate the need for screen-scraping in your scripts?

Accepted Answer

A)  The linux screen command 
B)  LANZ 
C)  eAPI 
D)  Python

Exam 1: Arista Certified Engineering Associate