EMT Practice Test

1. Question Content...

---

Question1: Why is FastCli faster than Cli?

Question2: Which of the following Arista switch series' supports Zero Touch Provisioning (ZTP)?

Question3: Does Arista EOS firmware support U.S. Federal Information Processing Standards (FIPS) and Common Criteria (CC) security requirements?

Question4: What is the EOS feature that allows switches with Multi-Switch CLI enabled to send non-interactive commands to multiple switches at once?

Question5: What is the name of the feature that allows the destination of a monitor session to be the CPU?

Question6: 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?

Question7: In EOS, which of the following statements is the shortest acceptable abbreviation for entering global configuration mode?

Question8: What is the name of the Arista EOS feature that allows you to set triggers and perform actions on those triggers?

Question9: Which of the following are valid Event Manager triggers?

Question10: If the SWI=statement in the boot-config file is invalid, what will happen when the switch reboots?

Question11: Which of the following statements are true?

Question12: Complete this sentence: In an Arista MLAG configuration, interfaces on both devices participate in a ___.

Question13: What is Adaptive Segmentation?

Question14: Which Arista switch series supports more than eight line cards?

Question15: Which command will disable Adaptive Segmentation in VMTracer?

Question16: Which of the following commands will show the mac-address to VTEP table on an Arista switch?

Question17: What Arista feature helps with the diagnosis of microbursting events?

Question18: After configuration and enabling XMPP, what command can be used to verify its status?

Question19: Which of the following are valid interface named in EOS? (Select three)

Question20: Which of the following statuses will be displayed when VMTracer has connected to vSphere?

Question21: Which of the following are not valid boot-config file entries?

Question22: 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?

Question23: What is the command to set the switch to use EOS 4.15.1F.swi the next time it reloads?

Question24: On EOS 4.13.1F, which of the following statements are true in regards to Arista's Tap Aggregation feature? (Select two)

Question25: On an Arista switch, what is the default username and password?

Question26: True or False: XMPP Management is enabled by default.

Question27: Arista MLAG uses which of the following protocols for inter-switch communication?

Question28: Where does Aboot look for the boot system image at boot time?

Question29: What does %1 signify when writing an alias statement in CLI?

Question30: Which command would you use to change the SSH Idle timeout after entering the 'management ssh' command?

Question31: What does LANZ do?

Question32: Given the following output, on what interface would you expect to see mirrored traffic when using tcpdump?

Question33: The VXLAN spec allows for two implementation types. One uses multicast. What is the other one called?

Question34: What is the name of the link that connects two Arista switches together to form an MLAG domain?

Question35: What is the abbreviation for the term used to describe a device capable of encapsulating and decapsulating VXLAN packets?

Question36: How might you filter the output from the show interfaces counters errors command to be more useful by removing lines containing all zeroes?

Question37: 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?

Question38: 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)?

Question39: 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?

Question40: Which of the following statements is true with an Arista switch that has no configuration, but has booted with ZTP disabled?

Question41: What is Aboot?

Question42: When configuring MLAG, Arista recommends that the trunk group command be used on the VLAN used for MLAG peer communication. What is the purpose of the trunk group command?

Question43: On an Arista switch, which port is used to connect a laptop to the switch for initial configuration or password recovery?

Question44: What is the fundamental purpose of SysDB?

Question45: What is the default spanning-tree mode on an Arista switch?

Question46: If you create a schedule job named "Colleen-Job", where will the output of the scheduled commands be placed?

Question47: Which command will successfully configure Ethernet5 to be 40Gbps on an Arista 7150-52 switch?

Question48: In what file might "DISABLE=True" be found on a switch with no other configuration?

Question49: 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?

Question50: On what interface(s) will ZTP send out requests?

Question51: Which of the following interface types are never found on an Arista switch?

Question52: True or False: When configured as an MLAG domain, the Arista switches use the same MLAG System ID.

Question53: 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?

Question54: On an Arista switch, what two commands can you use to write your changes from the running- configuration to the startup-configuration?

Question55: What must be active on the VMware side in order for EOS to have visibility into vNIC counters?

Question56: What is the packet overhead for a VXLAN-encapsulated frame?

Question57: When ZTP is in enable node, what triggers ZTP when the switch boots?

Question58: Which of the following commands will show all of the hardware on an Arista switch?

Question59: On what protocol is Multi-Switch CLI based?

Question60: What does the asterisk in the following output signify?

Question61: 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?

Question62: What is the name of the feature that allows you to retrieve the output of CLI commands in JSON format?

Question63: How many Arista switches may be a part of a single MLAG domain?

Question64: What is the MLAG peer address?

Question65: Given the following output, which of the following have you likely configured?

Question66: True or False: When ZTP has been placed in cancel mode, you must issue the write memory command to prevent ZTP from triggering again.

Question67: Which of the following best describes Arista's MLAG feature?

Question68: What is required in order for Multi-Switch CLI to be implemented?

Question69: What service does the MLAG feature provide?

Question70: Which of the following is not a DANZ feature?

Question71: What is the first command necessary when configuring SSH after entering global configuration mode?

Question72: Which of the following EOS features might alleviate the need for screen-scraping in your scripts?

Question73: Which command below is valid to use as a way to verify the status of the MLAG peer-link?

Question74: How is LANZ enabled on switches that support it?

Question75: 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?

Question76: How many line card slots are reserved for supervisors on the Arista 7300 series chassis switches?

Question77: Which of the following Arista switches support LANZ?

Question78: To upgrade the EOS running on an Arista switch, which of the following commands copies the new EOS file from USB to flash?

Question79: Where does SysDB store its contents when the switch reboots?

Question80: Which of the following statements is false?

Question81: Which of the following Tap Aggregation command sessions are correct?
A:

B:

C:

D:

Question82: With VXLAN, a table is created that contains all the known VXLAN Tunnel Endpoints within a VXLAN VNI.
What is this table called?

Question83: 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?

Question84: What command configuration mode enabled you to connect to an Arista Switch via HTTPS for services such as Tap Aggregation?

Question85: Which of the following commands is being deprecated and will not be supported in the near future?

Question86: If an agent were to suffer a catastrophic failure and die, what process would restart it?

Question87: How does Arista's VMTracer feature support multi-tenancy?

Question88: Which of the following programming environments is included in every version of EOS out of the box?

Question89: 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?

Question90: What will the following command do?
show event-monitor arp | grep 10.100.100.6

Question91: How many Virtual Network Identifiers are supported by the VXLAN specification?

Question92: Given the following output, what can you determine about Ethernet13?

Question93: The Arista MLAG domain ID is: