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Latest Juniper JNCIA-Junos JN0-104 Exam Questions for Comprehensive Preparation

Preparing for the Juniper JNCIA-Junos JN0-104 certification exam with SPOTO's exam questions and answers, test questions, exam questions, and study materials can significantly increase your chances of passing successfully. These comprehensive exam resources are designed for networking professionals seeking to validate their understanding of the core functionality of the Juniper Networks Junos OS. SPOTO's exam preparation tools cover all essential topics, providing a solid foundation in the Juniper Networks core operating system. Their mock exams simulate the real exam environment, allowing you to identify areas requiring further study and ensure you are well-prepared. By utilizing these invaluable exam resources, you can confidently demonstrate your beginner-intermediate knowledge and expertise in Junos OS, essential for the JNCIA-Junos certification.
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Question #1
Which two Juniper Networks products are available in virtual machine (VIM) format? (Choose two.)
A. 0
B. 0
C. 0
D. 0
View answer
Correct Answer: AD
Question #2
Which statement about the show chassis hardware command is correct?
A. The command provides a list of supported hardware components and their current operating status
B. The command provides a list of all current hardware utilization statistics and operational status
C. The command provides a list of installed hardware components, including serial numbers and model numbers
D. The command provides a list of supported hardware components and environmental thresholds
View answer
Correct Answer: C
Question #3
What are two benefits of a modular operating system? (Choose two.)
A. ach module runs in its own protected memory space
B. t enables the independent restart of each module as necessary
C. malfunction in one module causes a full system shutdown
D. t enables CPU scheduling strictly using kernel system calls
View answer
Correct Answer: AB
Question #4
You are asked to enable the configuration archival feature on your device running Junos OS.Which two backup scenarios exist? (Choose two.)
A. he OSPF route will be active because of a higher default preference value
B. he OSPF route will be active because of a lower default preference value
C. he static route will be active because of a lower default preference value
D. he static route will be active because of a higher default preference value
View answer
Correct Answer: AC
Question #5
A device receives a route update for network 172.19.0.0/16 from two different routing information sources. In this scenario, which parameter will determine the active route?
A. the route learned with the lowest default route preference
B. the route with the lowest metric
C. the route learned from the next hop with the lowest IP address
D. the route learned from the next hop with the highest IP address
View answer
Correct Answer: A
Question #6
You must recover a device by loading the rescue configuration file.In this scenario, which command will accomplish this task?
A. master:0}user@router> load override rescue
B. master:0}user@router> rollback rescue
C. master:0} [edit]user@routert load override rescue
D. master:0} [edit]user@router# rollback rescue
View answer
Correct Answer: D
Question #7
Which statement is true about a virtual router routing instance?
A. It can be used for Layer 3 VPN implementations
B. An interface in the routing instance can also reside in the default routing instance
C. It automatically has import and export policies applied
D. It can be used to create a separate routing table
View answer
Correct Answer: D
Question #8
Which statement about the show chassis hardware Command is correct?
A. he command provides a list of installed hardware components, including serial numbers and model numbers
B. he command provides a list of all current hardware utilization statistics and operational status
C. he command provides 2 list of supported hardware components and their current operating status
D. he command provides a list of supported hardware components and environmental thresholds
View answer
Correct Answer: A
Question #9
Referring to the exhibit.what happens when you issue the exit command at the [edit protocols ospf area 0.0.0.51 stub] hierarchy level?
A. ou move one level up to the [edit protocols ospf area 0
B. ou exit the configuration mode
C. ou move to the [edit] hierarchy level
D. ou move to the most recent higher level of the [edit protocols ospf] hierarchy
View answer
Correct Answer: D
Question #10
In the show | compare rollback 49 command, what is the purpose of the | ?
A. he | is used to represent an "either or" statement
B. he | is a shortcut to redirect output from a command line to a file
C. he | filters the output of the show command T
D. he | changes the command from an operational command to a configuration mode command
View answer
Correct Answer: C
Question #11
Which two statements about routing policies are correct? (Choose two.)
A. rom route-filter 192
B. rom route-filter 152
C. rom route-filter 192
D. rom route-filter 192
View answer
Correct Answer: BC
Question #12
Which command allows multiple users to edit a configuration while committing only their unique changes?
A. configure dynamic
B. configure batch
C. configure exclusive
D. configure private
View answer
Correct Answer: D
Question #13
You loaded the factory-default configuration on your Junos device.Which single element must be configured before a commit command will succeed?
A. n IPv4 address must be configured on the fxpO or emO interface
B. n IPv4 default route must be configured
C. hostname must be configured
D. root password must be configured
View answer
Correct Answer: D
Question #14
By default, which Junos directory contains the primary syslog file?
A. var/syslog
B. var/home
C. var/log
D. var/tmp
View answer
Correct Answer: C
Question #15
You want to temporarily apply a candidate configuration to the active configuration and automatically roll back after 10 minutesIn this scenario, which command will accomplish this task?
A. ommit at
B. ommit confirmed
C. ommit check
D. ommit
View answer
Correct Answer: B
Question #16
Which component is responsible for performing protocol updates and system management?
A. orwarding tables
B. outing Engine
C. ridging table
D. acket Forwarding Engine
View answer
Correct Answer: B
Question #17
You are asked to configure a Junos device to perform regular configuration backups. Which feature will you configure under the [edit system] hierarchy to accomplish this task?
A. syslog
B. backup-router
C. tracing
D. archival
View answer
Correct Answer: D
Question #18
You enable unicast reverse path forwarding on the ge-0/0/1.0 interface A packet is received on the ge-0/0/1.0 interface with a source address of 10.10.10.10. A route lookup determines that the next hop for the 10.10.10.10 address is the ge-0/0/1.0 interface. In this scenario which action is performed?
A. he packet is logged
B. he packet is forwarded
C. he packet is rejected
D. he packet is discarded
View answer
Correct Answer: B
Question #19
Which output displays that the peer has been selected for NTP synchronization?
A. ption A
B. ption B
C. ption C
D. ption D
View answer
Correct Answer: C
Question #20
Click the Exhibit button.UserA is currently working on routed and has issued the commands shown in the exhibit. UserB wants to update the IP address currently configured on interface xe-1/2/1.0.What will UserB do to complete the configuration changes without interfering with UserA's work?
A. serB should use the configure private option to complete the changes while UserA continues with the changes
B. serB should use the configure exclusive option to complete the changes while UserA continues with the changes
C. se the edit command and run the commit confirmed option then proceed with UserB's changes
D. ait for UserA to finish then proceed with changes using the configure private option
View answer
Correct Answer: B
Question #21
What are two benefits of class of service (CoS)? (Choose two.)
A. CoS can increase the performance of a slow network
B. CoS can manage traffic congestion
C. CoS can increase network bandwidth
D. CoS can prioritize latency-sensitive traffic
View answer
Correct Answer: BD
Question #22
Click the Exhibit button.Click the Exhibit button.What will happen when you commit the configuration shown in the exhibit?
A. igabit interfaces on FPC 2 will inherit the family inet configuration
B. ll gigabit interfaces will inherit the family inet configuration
C. LAN 0 will be applied to gigabit interfaces on FPC 2
D. LAN 0 will be applied to all gigabit interfaces
View answer
Correct Answer: A
Question #23
Which statement regarding transit traffic processing is correct?
A. ransit traffic is processed by both the control plane and forwarding plane
B. ransit traffic is only processed by the control plane
C. ransit traffic is only processed by the forwarding plane
D. ransit traffic is not processed by the local device
View answer
Correct Answer: C
Question #24
You are asked to determine when a Junos device was bootedWhich command would you use to obtain this information?
A. how system statistics
B. how system commit
C. how system information
D. how system uptime
View answer
Correct Answer: D
Question #25
Which Junos OS routing instance type is used for non-VPN-related applications such as system virtualization?
A. pls
B. orwarding
C. irtual-router
D. rf
View answer
Correct Answer: C
Question #26
Which two routing policy actions are considered policy flow control actions in the Junos OS? (Choose two.)
A. he | is a shortcut to redirect output from a command line to a file
B. he filters the output of the show command
C. he | is used to represent an "either or" statement
D. he | changes the command from an operational command to a configuration mode command
View answer
Correct Answer: AB
Question #27
Click the Exhibit button.You are attempting to capture traffic being sent to IP address 100.0.0.2, but are unable to see any packets.Referring to the exhibit, what is the problem?
A. ou must use the dat 100
B. ou must add the size parameter to the command
C. raffic destined for 100
D. ou must add the layer2-headers parameter to the command
View answer
Correct Answer: A
Question #28
Click the Exhibit button.The user root is unable to connect to the router using SSH.Referring to the exhibit, which configuration change will correct the problem?
A. edit]user@router# set system services ssh root-login allow
B. edit]userr@outer# set system services ssh
C. edit]user@router# delete system services ssh
D. edit]use^@router# delete system services ssh root-login deny
View answer
Correct Answer: A
Question #29
What does the commit check command do?
A. t validates the syntax of a candidate configuration without actually committing the configuration
B. t commits the configuration when a validation check succeeds
C. t schedules the commit to a future time
D. t adds a comment to the messages log
View answer
Correct Answer: A
Question #30
Which statement about the forwarding table is correct?
A. t contains all known routes including IPv6-
B. t is only available on the PFE
C. t is only available on the RE
D. t is available on both the RE and the PFE
View answer
Correct Answer: B
Question #31
Click the Exhibit button.Click the Exhibit button.Referring to the exhibit, which statement is correct about traffic received on the ge-0/0/1.0 interface?
A. ll traffic will be silently dropped
B. ll traffic will be accepted
C. ll traffic will be dropped and a UDP message sent back to the source
D. ll traffic will be dropped and an ICMP notification sent back to the source
View answer
Correct Answer: C
Question #32
Which command should you use to check real-time statistics of all active interfaces?
A. ser@router> monitor interface traffic
B. ser@router> show interface detail
C. ser@router> show interface terse
D. ser@router> monitor traffic extensive
View answer
Correct Answer: A
Question #33
You just received a new factory-default Junos device. Which two steps must be completed to connect and log in to the device? (Choose two.)
A. Log in with the user root and password of root123
B. Connect to the device using an SSH connection
C. Connect to the device using the console connection
D. Log in with the user root and no password
View answer
Correct Answer: CD
Question #34
What is the default action for packets not matching a firewall filter?
A. onfigure exclusive
B. onfigure batch
C. onfigure private
D. onfigure dynamic
View answer
Correct Answer: A

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