Comprehensive Juniper JN0-102 Practice Tests and Exam Resources, Juniper JNCIA-Junos Certification | SPOTO

Welcome to SPOTO's comprehensive collection of Juniper JN0-102 Practice Tests and Exam Resources, tailored to support your journey towards earning the Juniper JNCIA-Junos Certification. Our extensive suite of resources includes practice tests, free tests, online exam questions, sample questions, exam dumps, exam questions and answers, mock exams, and a variety of exam materials. Designed for networking professionals with beginner-intermediate knowledge, the JNCIA-Junos certification assesses your understanding of the core functionality of the Juniper Networks Junos OS. Whether you're looking to deepen your knowledge, practice exam scenarios, or reinforce key concepts, our latest practice tests and materials are crafted to help you succeed and pass the certification exam with confidence. Trust SPOTO to provide you with the essential tools and expert resources needed for certification success.

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Question #1

When using keyboard shortcuts, which keystroke combination allows users to erase a single word to the left of the cursor?

A. Ctrl + a

B. Ctrl + e

C. Ctrl + u

D. Ctrl + w

View answer

Correct Answer: D

Question #2

What is the decimal equivalent of 00000100?

A. 2

B. 4

C. 9

D. 12

View answer

Correct Answer: B

Question #3

What are two ways that packet fragmentation is handled differently between IPv6 and IPv4? (Choose two.)

A. End hosts determine the path MTU for IPv6

B. End hosts determine the path MTU for IPv4

C. Packet fragmentation occurs at intermediate nodes for IPv4

D. Packet fragmentation occurs at intermediate nodes for IPv6

View answer

Correct Answer: AC

Question #4

The marketing team needs access to a server on a subnet 172.0.46.0/24. The next-hop router is 10.0.4.2/30. A static route on their gateway has been configured to accomplish the task. You want to keep the static route from being redistributed into dynamic routing protocols. Which command will satisfy this requirement?

A. Set routing-options static route 172

B. Set routing-options static route 172

C. Set routing-options static route 172

D. Set routing-options static route 172

View answer

Correct Answer: C

Question #5

Which two statements about MPLS label-switched paths (LSPs) are true? (Choose two.)

A. LSPs are bidirectional

B. LSPs are unidirectional

C. LSPs must follow the IGP's shortest path

D. LSPs can follow paths other than the IGP's shortest path

View answer

Correct Answer: BD

Question #6

Which process is responsible for the routing protocols on a Junos device?

A. rpd

B. mgd

C. dcd

D. chassisd

View answer

Correct Answer: A

Question #7

Which IP protocol number is assigned to TCP?

A. 17

B. 4

C. 18

D. 6

View answer

Correct Answer: D

Question #8

By default, which character indicates the configuration mode prompt?

A. #

B. >

C. $

D. %

View answer

Correct Answer: A

Question #9

How does the PFE handle unicast transit traffic destined for an existing forwarding table entry?

A. It sends the traffic through one egress port toward its destination

B. It sends the traffic through multiple egress ports to all available receivers

C. It sends the traffic through an internal link to the RE

D. It sends the traffic to the local system for further processing

View answer

Correct Answer: A

Question #10

You must apply the family inet configuration parameter only to Gigabit Ethernet interfaces that are in FPC 2. Which output applies to this configuration?

A. [edit groups] user@router# show ge-int { interfaces { { unit 0 { familyinet; } } } }

B. [edit groups] user@router# show ge-int { interfaces { <*> { unit 0 { familyinet; } } } }

C. [edit groups] user@router# show ge-int { interfaces { <*-2/*/*> { unit 0 { familyinet; } } } }

D. [edit groups] user@router# show ge-int { interfaces { { unit 0 { familyinet; } } } }

View answer

Correct Answer: D

Question #11

In the Junos OS, what handles transit traffic?

A. Transit traffic is handled by the RE only

B. Transit traffic is handled by the PFE only

C. Transit traffic is handled by both the RE and the PFE

D. Transit traffic is not handled by the RE or the PFE

View answer

Correct Answer: B

Question #12

-- Exhibit -- {master:0}[edit interfaces] user@switch# show me0 { disable; unit 0 { familyinet { address 10.1.1.10/24; } } } -- Exhibit -- Administrators report that they are unable to access the management interface of the EX Series device shown in the exhibit. Which command will resolve this problem?

A. delete me0 disable

B. activate me0

C. set me0 unit 0 enable

D. deactivate me0

View answer

Correct Answer: A

Question #13

Which CIDR notation is the equivalent of the subnet mask of 255.255.192.0?

A. /18

B. /19

C. /17

D. /20

View answer

Correct Answer: A

Question #14

Which statement is true about the forwarding plane?

A. The forwarding plane is the intelligence of the platform

B. The forwarding plane is based on an X86 architecture

C. The forwarding plane maintains the routing tables, bridging table, and primary forwarding table

D. The forwarding plane implements policers, stateless firewall filters, and class of service

View answer

Correct Answer: D

Question #15

Which mode is used to allow only a single person to edit a configuration?

A. configure batch

B. configure private

C. configure exclusive

D. configure dynamic

View answer

Correct Answer: C

Question #16

-- Exhibit -- inet.0: 4 destinations, 4 routes (4 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * = Both 172.23.10.0/24 *[Direct/0] 21:59:56 >via ge-0/0/6.0 172.23.10.100/32 *[Local/0] 22:00:10 Local via ge-0/0/6.0 172.23.12.0/24 *[Static/5] 00:01:36 >to 172.23.10.1 via ge-0/0/6.0 172.23.15.0/24 *[Static/5] 00:01:36 >to 172.23.10.1 via ge-0/0/6.0 -- Exhibit -- Users are unable to access resources in the 172.23.14.0/24 subnet. Referring to the exhibit, which two actions would solve this pr

A. Configure a separate routing instance

B. Configure a default static route

C. Configure a static route to 172

D. Configure the existing routes to resolve the indirect next hop

View answer

Correct Answer: BC

Question #17

Which two commands would you use to discard a candidate configuration? (Choose two.)

A. rollback

B. delete

C. delete 0

D. rollback 0

View answer

Correct Answer: AD

Question #18

-- Exhibit -- [edit interfaces ge-0/0/6] user@router# show unit 0 { family inet { address 172.16.10.100/24; address 172.16.10.101/24; } } -- Exhibit -- You have two IP addresses configured on the ge-0/0/6 interface, as shown in the exhibit. You want to select the 172.16.10.101 address as the source address for packets sent from this interface to hosts on a remote subnet. Which parameter would you add to the 172.16.10.101 address to complete this task?

A. preferred

B. broadcast

C. primary

D. arp 172

View answer

Correct Answer: A

Question #19

-- Exhibit -- [edit interfaces ge-0/0/1] user@router# show unit 100 { vlan-id 100; family inet { address 10.1.1.1 /24; } } [edit interfaces ge-0/0/1] user@router# commit check [edit interfaces ge-0/0/1] 'unit 100' Only unit 0 is valid for this encapsulation error: configuration check-out failed -- Exhibit -- Referring to the exhibit, you are unable to commit the configuration for the ge-0/0/1 interface. What must you do to commit the configuration?

A. You must set the encapsulation vlan-ccc parameter under the [edit interfaces ge-0/0/1 unit 100] hierarchy

B. You must set the vlan-tagging parameter under the [edit interfaces ge-0/0/1] hierarchy

C. You must use the rename command to change unit 100 to unit 0

D. You must set the encapsulation flexible-ethernet-services parameter under the [edit interfaces ge-0/0/1] hierarchy

View answer

Correct Answer: B

Question #20

Which two commands will provide the current configuration of the MX1-PE1 BGP group on your router? (Choose two.)

A. user@router# show groups | display set | match MX1-PE1

B. user@router> show configuration | display set | match MX1-PE1

C. user@router> show configuration | match set | match MX1-PE1

D. user@router# show | display set | match MX1-PE1

View answer

Correct Answer: BD

Question #21

What is the last usable IP address in the 218.6.0.0/17 network?

A. 218

B. 218

C. 218

D. 218

View answer

Correct Answer: C

Question #22

A. You must set the vlan-tagging parameter under the [edit interfaces ge-0/0/1] hierarchy

B. You must use the rename command to change unit 100 to unit 0

C. You must set the encapsulation flexible-ethernet-services parameter under the [edit interfaces ge-0/0/1] hierarchy

D. You must set the encapsulation vlan-ccc parameter under the [edit interfaces ge-0/0/1 unit 100] hierarchy

View answer

Correct Answer: A

Question #23

What are two benefits of the modular design of the Junos OS? (Choose two.)

A. Each module uses application-specific integrated circuits (ASICs)

B. Each module runs in its own protected memory space

C. Each module can be individually restarted

D. Each module is supported across all Junos platforms

View answer

Correct Answer: BC

Question #24

Click the Exhibit button. Referring to the exhibit, which statement is true?

A. The customer’s link will failover in nine seconds

B. the customer has not enabled security for BFD

C. The customer has set the version parameter to automatic

D. The customer’s link flapped within the last hour

View answer

Correct Answer: D

Question #25

What are two examples of RE exception traffic? (Choose two.)

A. BGP updates that travel through the local router and are destined for a remote router

B. OSPF hello packets that are sent from a remote router and are destined for the local router

C. Telnet traffic that is sent from a remote host and is destined for the local router

D. Telnet traffic that travels through the local router and is destined for a remote end host

View answer

Correct Answer: BC

Question #26

Which two prefixes would summarize the networks shown below? (Choose two.) 192.168.1.0/24 192.168.2.0/24 192.168.3.0/24

A. 192

B. 192

C. 192

D. 192

View answer

Correct Answer: BD

Question #27

-- Exhibit -- [edit routing-options] user@router# show static { route 0.0.0.0/0 { next-hop 10.1.1.1; qualified-next-hop 10.1.1.254 { preference 4; } } } -- Exhibit -- Assuming both paths shown in the exhibit are available, which statement is correct?

A. Traffic matching the default route will use 10

B. Traffic matching the default route will use 10

C. Traffic matching the default route will be load-balanced per packet across both next hops

D. Traffic matching the default route will be load-balanced per flow across both next hops

View answer

Correct Answer: B

Question #28

What are two functions of the RE? (Choose two).

A. to maintain routing tables

B. to forward traffic toward its destination

C. to manage the PFE

D. to implement various services such as policing, stateless firewall filtering, and class of service

View answer

Correct Answer: AC

Question #29

At which layer of the OSI model does error checking occur with IPv6?

A. Layer 2

B. Layer 3

C. Layer 4

D. Layer 7

View answer

Correct Answer: C

Question #30

Which two statements are true regarding rescue configurations? (Choose two.)

A. Once saved, a rescue configuration is loaded using the rollback 0 command

B. The rescue configuration must contain the minimal elements necessary to restore network connectivity

C. A minimal rescue configuration is defined by default

D. A rescue configuration must include a root password

View answer

Correct Answer: BD

Question #31

-- Exhibit -- user@router> show system alarms 1 alarms currently active Alarm time Class Description 2013-09-14 23:54:01 UTC Minor Rescue configuration is not set -- Exhibit -- Which command will resolve the problem shown in the exhibit?

A. user@router> request system configuration rescue save

B. user@router# request system configuration rescue save

C. user@router> file copy current /config/rescue

D. user@router# file copy current /config/rescue

View answer

Correct Answer: A

Question #32

Which parameter must be included when executing operational mode commands from within configuration mode?

A. insert

B. do

C. prompt

D. run

View answer

Correct Answer: D

Question #33

What is the network address for the 10.13.147.100/19 host?

A. 10

B. 10

C. 10

D. 10

View answer

Correct Answer: A

Question #34

Which two firewall filter actions will affect a packet’s class-of-service settings? (Choose two.)

A. Forwarding-class

B. Scheduler

C. Queue

D. Loss-priority

View answer

Correct Answer: AD

Question #35

Which statement is correct regarding exception traffic processing?

A. Exception traffic is only handled by the PFE

B. Exception traffic is rate-limited across the internal link to protect the RE

C. Exception traffic is not prioritized during times of congestion

D. Exception traffic is forwarded based on forwarding table entries

View answer

Correct Answer: B

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Comprehensive Juniper JN0-102 Practice Tests and Exam Resources, Juniper JNCIA-Junos Certification | SPOTO

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