EMT Practice Test

1. Question Content...

---

Question1: Why is FastCli faster than Cli?

Question2: What is Adaptive Segmentation?

Question3: Arista MLAG uses which of the following protocols for inter-switch communication?

Question4: On EOS 4.15 and above, the ability to show JSON output for EOS CLI commands is available. Which of
the following will successfully produce JSON output for the show version command?

Question5: Which of the following statements are false?

Question6: On an Arista switch, what is the default username and password?

Question7: What command configuration mode enabled you to connect to an Arista Switch via HTTPS for services
such as Tap Aggregation?

Question8: What is the VXLAN equivalent to a VLAN ID?

Question9: When issuing the show mlag command, what should the peer-link negotiation status be in order for MLAG
interfaces to be active-full?

Question10: When using LANZ, which command would show you the number of segments configured on an Ethernet
interface?

Question11: Which Arista switch series supports more than eight line cards?

Question12: Which of the following are valid ZTP modes? (Choose two.)

Question13: On what protocol is Multi-Switch CLI based?

Question14: Which command will disable Adaptive Segmentation in VMTracer?

Question15: Which of the following interface types are never found on an Arista switch?

Question16: Which of the following commands will show the currently running version of EOS?

Question17: The VXLAN spec allows for two implementation types. One uses multicast. What is the other one called?

Question18: Which of the following commands will show the mac-address to VTEP table on an Arista switch?

Question19: What is the name of the Arista EOS feature that allows you to set triggers and perform actions on those
triggers?

Question20: 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?

Question21: Which Arista switch series shares fans with the Arista 7300 chassis switches?

Question22: On EOS 4.13.1F, which of the following statements are true in regards to Arista's Tap Aggregation
feature? (Select two)

Question23: Given the following output, what can you determine about Ethernet13?

Question24: In what file might "DISABLE=True" be found on a switch with no other configuration?

Question25: Which of the following commands is being deprecated and will not be supported in the near future?

Question26: Which of the following are valid commands on EOS 4.14? (Choose three.)

Question27: 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?

Question28: If you have an Arista switch with SFPs, which command will show the temperature of those SFPs?

Question29: What Arista feature helps with the diagnosis of microbursting events?

Question30: True or False: When ZTP has been placed in cancel mode, you must issue the write memory command to
prevent ZTP from triggering again.

Question31: Which of the following schedule commands will not be accepted by the parser?

Question32: If you create a schedule job named "Colleen-Job", where will the output of the scheduled commands be
placed?

Question33: What can you assume about Ethernet1 in this output from a 7150-24 that have been configured with the
tap aggregation mode exclusive command?

Question34: ZTP can retrieve either an EOS configuration file or a script at boot. How does the switch determine of the
file being retrieved in a script or a configuration file?

Question35: Which of the following Arista switches support LANZ?

Question36: With VXLAN, a table is created that contains all the known VXLAN Tunnel Endpoints within a VXLAN VNI.
What is this table called?

Question37: What is the EOS command that allows Arista switches with Multi-switch CLI enabled to send interactive
commands to multiple switches at once?

Question38: How might you guarantee the order of operation for multiple Event-Manager event-handlers should they
trigger at the same time?

Question39: Which of the following best describes Arista's MLAG feature?

Question40: Which of the following Arista switch series' supports Zero Touch Provisioning (ZTP)?

Question41: On an Arista switch, which port is used to connect a laptop to the switch for initial configuration or
password recovery?

Question42: VMTracer requires which of the following?

Question43: 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?

Question44: Which of the following EOS features might alleviate the need for screen-scraping in your scripts?

Question45: What will the following command do?
show event-monitor arp | grep 10.100.100.6

Question46: On an Arista switch, what two commands can you use to write your changes from the running-
configuration to the startup-configuration?

Question47: Which of the following commands can you use to see which EOS versions are stored on the switch's flash
drive (assuming a freshly booted switch)?

Question48: 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?

Question49: What is the packet overhead for a VXLAN-encapsulated frame?

Question50: Which of the following is not a DANZ feature?

Question51: What does the asterisk in the following output signify?

Question52: When you fullrecover a switch from Aboot and a USB drive is present in the USB port of the switch, which
of the following statements is true?

Question53: What is the command to set the switch to use EOS 4.15.1F.swi the next time it reloads?

Question54: Which of the following programming environments is included in every version of EOS out of the box?

Question55: How many Virtual Network Identifiers are supported by the VXLAN specification?

Question56: Which command will successfully configure Ethernet5 to be 40Gbps on an Arista 7150-52 switch?

Question57: What is the name of the Arista EOS feature that allows you to view historical ARP table changes?

Question58: Which of the following are valid interpreters with which to write ZTP scripts?

Question59: What is the EOS feature that allows switches with Multi-Switch CLI enabled to send non-interactive
commands to multiple switches at once?

Question60: What is required in order for Multi-Switch CLI to be implemented?

Question61: In EOS, what is the default MLAG heartbeat interval?

Question62: What is the name of the link that connects two Arista switches together to form an MLAG domain?

Question63: The Arista MLAG domain ID is:

Question64: Which of the following commands will show all of the hardware on an Arista switch?

Question65: What is the command to make sure that all installed extensions are loaded when the switch reboots?

Question66: To upgrade the EOS running on an Arista switch, which of the following commands copies the new EOS
file from USB to flash?

Question67: 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?

Question68: Arista switches automatically issue a show tech support once every hour, saving the results to files on
flash. How many of these files are retained by default?

Question69: True or False: XMPP Management is enabled by default.

Question70: What distribution of Linux is EOS 4.14.1F built upon?

Question71: On an Arista switch, what two commands can you use to write your changes from the running-
configuration to the startup-configuration?

Question72: Which of the following statements are true?

Question73: What are the three types of LANZ updates?

Question74: What is the name of the feature that allows you to retrieve the output of CLI commands in JSON format?