JN0-105 practice questions 1–10

1. Question 1 · 87 in bank

   Select 2

   Which two statements are correct regarding Layer 2 network switches? (Choose two.)

   • ASwitches flood broadcast traffic.
   • BSwitches are susceptible to traffic loops.
   • CSwitches do not learn MAC addresses.
   • DSwitches create a single collision domain.

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   Answer: AB

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2. Question 2 · 87 in bank

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   What are two attributes of the UDP protocol? (Choose two.)

   • AUDP is best effort.
   • BUDP is always slower than TCP.
   • CUDP is connectionless.
   • DUDP is more reliable than TCP.

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   Answer: AC

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3. Question 3 · 87 in bank

   

   Click the Exhibit button. You are unable to remotely access your Juniper device using the CLI. Referring to the exhibit, which command would you add to the existing configuration to enable remote CLI access?

   • Aset system services ssh
   • Bload factory-default
   • Cset system login idle-timeout 20
   • Dset system root-authentication plain-text-password

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   Answer: A

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4. Question 4 · 87 in bank

   You are trying to diagnose packet loss at interface ge-0/0/3. In this scenario, which command would help you view error statistics in real time?

   • Amonitor interface ge-0/0/3
   • Bshow interface ge-0/0/3
   • Cshow interface terse
   • Dmonitor interface traffic

   Show answer

   Answer: A

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5. Question 5 · 87 in bank

   Which prompt indicates that you are using configuration mode?

   • A>
   • B$
   • C#
   • D%

   Show answer

   Answer: C

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6. Question 6 · 87 in bank

   Select 2

   Which two statements are correct about a Routing Engine? (Choose two.)

   • AIt processes CoS marked traffic.
   • BIt processes management traffic.
   • CIt maintains routing tables.
   • DIt forwards transit traffic.

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   Answer: BC

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7. Question 7 · 87 in bank

   Select 2

   What are two methods for navigating to configuration mode from an operational mode prompt? (Choose two.)

   • AUse the quit command.
   • BUse the configure command.
   • CUse the exit command.
   • DUse the edit command.

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   Answer: BD

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8. Question 8 · 87 in bank

   Which statement is correct concerning exception traffic processing?

   • AException traffic is discarded by the PFE.
   • BException traffic is rate-limited to protect the RE.
   • CException traffic is always dropped during congestion.
   • DException traffic is never forwarded.

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   Answer: B

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9. Question 9 · 87 in bank

   In the Junos OS, which keyboard shortcut allows you to move to the start of the line?

   • ACtrl+e
   • BCtrl+a
   • CCtrl+k
   • DCtrl+w

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   Answer: B

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10. Question 10 · 87 in bank

    Select 2

    Which two statements apply to the Routing Engine functions? (Choose two.)

    • AIt does not process routing updates.
    • BIt responds to ping and traceroute commands.
    • CIt maintains the routing tables.
    • DIt processes the transit traffic.

    Show answer

    Answer: BC

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JN0-105 practice, question 1. 87 questions available.