JN0-105 practice questions 51–60

1. Question 51 · 87 in bank

   Which component is considered part of the data plane?

   • Athe Packet Forwarding Engine
   • Bthe fan tray
   • Cthe power supply
   • Dthe Routing Engine

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   Answer: A

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2. Question 52 · 87 in bank

   Select 2

   Which two actions happen when multiple users issue the configure exclusive command to enter configuration mode on a Junos device? (Choose two.)

   • AOther users can enter configuration mode.
   • BThe candidate configuration is locked.
   • COther users cannot enter configuration mode.
   • DThe candidate configuration is unlocked.

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   Answer: AB

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3. Question 53 · 87 in bank

   Which criteria does the Junos OS use to select an active route when two entries exist in the routing table?

   • Athe route with the lowest preference number
   • Bthe most recently learned dynamic route
   • Cthe route with the highest preference number
   • Dthe route with the highest metric

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   Answer: A

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4. Question 54 · 87 in bank

   How many rescue configuration files are supported on a Junos device?

   • A3
   • B1
   • C50
   • D49

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   Answer: B

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5. Question 55 · 87 in bank

   Select 2

   Which two statements are true about the candidate configuration? (Choose two.)

   • AYou can discard changes before committing them.
   • BYou can deploy multiple changes at the same time.
   • CMultiple users cannot modify the same candidate configuration.
   • DCandidate configuration changes are automatically applied.

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   Answer: AB

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6. Question 56 · 87 in bank

   Which Junos feature limits the amount of exception traffic that is sent from the PFE to the RE?

   • Apolicer
   • BCoS markings
   • Crouting policy
   • Dscheduler

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   Answer: A

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7. Question 57 · 87 in bank

   You are logged in to a Junos OS device with SSH and issued the show protocols | compare command in the configuration, but no output is shown. Which statement is correct in this scenario?

   • AYou must commit the configuration before any output will be shown.
   • BThere are no changes to the candidate configuration.
   • CThe command only works for interface configuration differences.
   • DSomeone accidentally deleted the active configuration.

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   Answer: B

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8. Question 58 · 87 in bank

   Select 2

   You received a new Junos device and are configuring the system-related settings. You must configure this device for the current date and time on the US West coast. You have set the time zone to America/Los_Angeles, however the time and date did not change. In this scenario, which two additional actions would satisfy this requirement? (Choose two.)

   • AConfigure an NTP server.
   • BSet the date and time setting manually.
   • CReboot the device.
   • DConfigure a DNS server.

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   Answer: AB

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9. Question 59 · 87 in bank

   Select 2

   Which two statements are true about the PFE? (Choose two.)

   • AThe PFE handles all processes that control the chassis components.
   • BThe PFE is responsible for performing protocol updates and system management.
   • CThe PFE uses Layer 2 and Layer 3 forwarding tables to forward traffic toward its destination.
   • DThe PFE implements various services such as policing, stateless firewall filtering, and class of service.

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   Answer: CD

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10. Question 60 · 87 in bank

    What will the request system configuration rescue save command do?

    • AIt saves the candidate configuration as the rescue configuration.
    • BIt saves the most recently committed configuration as the rescue configuration.
    • CIt saves a configuration version prior to the configuration most recently committed as the rescue configuration.
    • DIt activates the rescue configuration.

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    Answer: B

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JN0-105 practice, question 51. 87 questions available.