ACE-A1.2 実際試験問題と解答 - 模擬練習 - 受験自信を増やす

Question No : 1
Which of the following interface types are never found on an Arista switch?

A.management
B.console
C.Ethernet
D.auxiliary

正解:

Question No : 2
What will the following command do?
show event-monitor arp | grep 10.100.100.6

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

正解:

Question No : 3
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?

A.10
B.50
C.100
D.150

正解:

Question No : 4
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?

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

正解:
Explanation:
Reference: https://www.arista.com/assets/data/pdf/user-manual/um-eos-4172f/Chapters/um-eos
4172f_Ethernet%20Ports.pdf (page 57)

Question No : 5
Does Arista EOS firmware support U.S. Federal Information Processing Standards (FIPS) and Common Criteria (CC) security requirements?

A.Yes
B.No

正解:
Explanation:
Reference: https://www.arista.com/assets/data/docs/Manuals/EOS-4.15.4F-Manual.pdf (page 118)

Question No : 6
How many Virtual Network Identifiers are supported by the VXLAN specification?

A.4096
B.4094
C.16,777,216
D.16,000,000

正解:

Question No : 7
What is the name of the feature that allows the destination of a monitor session to be the CPU?

A.Mirroring
B.Advanced Mirroring
C.CPU Mirroring
D.Super-Mirror

正解:
Explanation:
Reference: https://www.arista.com/docs/Manuals/QuickStart-Managing7150Series.pdf (page 26)

Question No : 8
What is Adaptive Segmentation?

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.

正解:
Explanation:
Reference: https://www.arista.com/assets/data/pdf/TechBulletins/VMTracerOverview.pdf (page 4)

Question No : 9
What is the fundamental purpose of SysDB?

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.

正解:
Explanation:
Reference: https://github.com/aristanetworks/EosSdk/wiki/Understanding-EOS-and-Sysdb

Question No : 10
What is the EOS feature that allows switches with Multi-Switch CLI enabled to send non-interactive commands to multiple switches at once?

A.groups
B.switch-groups
C.chat-rooms
D.chat-groups

正解:

Question No : 11
What does the asterisk in the following output signify?

A.The VLAN was created by VT
B.The VLAN was created by default.
C.The VLAN was created dynamically.
D.The VLAN is scheduled for removal by VMTracer.

正解:

Question No : 12
What is the name of the link that connects two Arista switches together to form an MLAG domain?

A.The connector link
B.The east-west bypass link
C.The MLAG ISL (Inter-switch link)
D.The MLAG peer-link

正解:
Explanation:
Reference: https://eos.arista.com/mlag-basic-configuration/

Question No : 13
Given the following output, on what interface would you expect to see mirrored traffic when using tcpdump?

A.Ethernet1
B.Et1
C.cpu0
D.mirror0

正解:
Explanation:
Reference: https://eos.arista.com/introduction-to-managing-eos-devices-troubleshooting/ #362_Running_TCPDump_for_data-plane_traffic_natively_in_EOS

Question No : 14
Where does SysDB store its contents when the switch reboots?

A.flash:
B./mnt/flash
C./home/admin
D.none of the above

正解:

Question No : 15
Which command will successfully configure Ethernet5 to be 40Gbps on an Arista 7150-52 switch?

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

正解:
Explanation:
Reference: https://www.arista.com/zh/um-eos-4172f/eos-section-9-5-ethernet-configuration-procedures

Arista ACE-A1.2 問題練習