Free JN0-348 Sample Questions — Enterprise Routing and Switching, Specialist

Enterprise Routing and Switching, Specialist (JN0-348) is a specialist-level Juniper certification exam. The blueprint splits the exam across 6 domains, starting with Layer 2 Switching, Layer 3 Routing, Spanning Tree. On exam day you face around 65 questions in 90 minutes, in formats such as multiple choice. The 5 questions below are free samples written to match that style: answer each one first, then reveal the correct answer and note which topics you miss. The JN0-348 is rated medium in difficulty, and most candidates prepare with at least 12 months of hands-on experience. Because every answer is revealed in place, you can work through the whole set without leaving this page. Work through all 5 samples before deciding whether to buy the full 47+ question PDF.

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Question 1

Your network is configured with dynamic ARP inspection (DAI) using the default parameters for all the DHCP and ARP related configurations. You just added a new device connected to a trunk port and configured it to obtain an IP address using DHCP. Which two statements are correct in this scenario? (Choose two.)

  • A. The DHCP server assigns the IP addressing information to the new device
  • B. DAI validates the ARP packets for the new device against the DHCP snooping database
  • C. The ARP request and response packets for the new device will bypass DAI
  • D. DHCP snooping adds the DHCP assigned IP address for the new device to its database
Show Answer
Correct Answer:
  • A. The DHCP server assigns the IP addressing information to the new device
  • C. The ARP request and response packets for the new device will bypass DAI
Question 2

You want to configure Layer 2 services over an IP-based tunneling mechanism between two sites. Which configuration statement is required to accomplish this task?

  • A. set interfaces gr-0/0/0.0 family bridge
  • B. set interfaces ip-0/0/0.0 encapsulation vlan-bridge
  • C. set interfaces gr-0/0/0.0 encapsulation vlan-bridge
  • D. set interfaces ip-0/0/0.0 family bridge
Show Answer
Correct Answer:
C. set interfaces gr-0/0/0.0 encapsulation vlan-bridge
Question 3

You want to advertise only a default route into a new area, which will be called area 7. In this scenario, which configuration statement would solve this problem?

  • A. user@host# set protocols ospf area 0.0.0.7 nssa default-lsa default-metric 10
  • B. user@host# set protocols ospf area 0.0.0.7 stub no-summaries
  • C. user@host# set protocols ospf area 0.0.0.7 stub default-metric 10
  • D. user@host# set protocols ospf area 0.0.0.7 stub
Show Answer
Correct Answer:
B. user@host# set protocols ospf area 0.0.0.7 stub no-summaries
Question 4

When electing a DIS in an IS-IS network, what is used to break a priority tie?

  • A. highest MAC address
  • B. highest router ID
  • C. lowest MAC address
  • D. lowest router ID
Show Answer
Correct Answer:
A. highest MAC address
Question 5

Which two routes belong to the 172.16.0.0/22 aggregate route? (Choose two.)

  • A. 172.16.4.0/24
  • B. 172.16.0.0/24
  • C. 172.16.5.0/24
  • D. 172.16.3.0/24
Show Answer
Correct Answer:
  • B. 172.16.0.0/24
  • D. 172.16.3.0/24

JN0-348 sample questions FAQ

Are these JN0-348 sample questions from the real exam?

No. They are original practice questions written to match the format and topic mix of the Enterprise Routing and Switching, Specialist exam, which contains around 65 questions. Treat them as representative practice, not leaked exam content.

How many free JN0-348 sample questions do I get?

This page includes 5 questions, each with its correct answer you can reveal in place. The full study PDF expands that to 47+ questions.

Do the sample questions include the correct answers?

Yes. Open the answer panel under each question to see which option is correct. Answer first, then reveal, so the set works as a self-check rather than a reading exercise.

Is 5 sample questions enough to pass the JN0-348?

Not on its own. Use the samples to find weak topics, revise them against the official domains, then work through the full 47+ question set under timed conditions before booking the exam.

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