JN0-103 Juniper Networks Certified Associate exams demo

Exam A
QUESTION 1
Which command verifies configuration syntax without applying the changes?
A. commit confirmed
B. commit check
C. commit comment
D. commit and-quit
Correct Answer: B
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QUESTION 2
By default, which character indicates the UNIX shell prompt?
A. #
B. %
C. $
D. >
Correct Answer: B
Section: (none)
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QUESTION 3
You are considering an upgrade from 19.1R1 and want to ensure that only bug fixes are included.
Which two software versions should you consider in this situation? (Choose two.)
A. 19.3R1-S1
B. 19.3R2
C. 19.1R3
D. 19.1R1-S2
Correct Answer: AC
Section: (none)
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QUESTION 4
Which two statements are true about static routes in the Junos OS? (Choose two.)
A. Static routes remain in the routing table until you remove them or until they become inactive.
B. Static routes must have a next hop defined.
C. Static routes are learned by neighboring devices and added to their routing tables.
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D. Static routes are defined at the [edit routing-instances] hierarchy.
Correct Answer: AB
Section: (none)
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QUESTION 5
When multiple users are editing the configuration on a Junos device, what is the default behavior when a user
issues a commit command?
A. All valid configuration changes made by all users will take effect.
B. The user's configuration changes are committed; other users' configuration changes are still pending.
C. The user will receive an error message disallowing a commit of the configuration.
D. The user's configuration changes are committed; other users will be exited from configuration mode.
Correct Answer: A
Section: (none)
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QUESTION 6
Routing policies contain which two types of statements? (Choose two.)
A. then
B. from
C. default
D. and
Correct Answer: AB
Section: (none)
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QUESTION 7
You are connected to your Junos device using an SSH connection to the fxp0 interface. No other interfaces are
currently configured beyond their default settings. You commit a configuration that makes the fxp0 interface
unreachable from your management network.
In this scenario, how would you re-establish communication with the device?
A. Connect to the console of the device.
B. Establish an SSH connection to the loopback interface.
C. Power off and power on the device.
D. Unplug the network cable and plug it back in.
Correct Answer: A
Section: (none)
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QUESTION 9
What are two benefits realized by the disaggregated Junos OS? (Choose two.)
A. There is increased flexibility to use different control plane versions.
B. The Junos VM becomes hardware-independent and can be deployed on any hypervisor without
modification.
C. The architecture facilitates programmability through provisioning the control plane, the data path, and the
platform APIs.
D. The platform drivers and forwarding engine are removed from the control plane to increase performance.
Correct Answer: BC
Section: (none)
Explanation
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QUESTION 10
Which two features are implemented on the Packet Forwarding Engine? (Choose two.)
A. firewall filters
B. chassis management
C. class of service
D. routing protocol updates
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Correct Answer: AC
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QUESTION 11
Referring to the exhibit, which parameter at the end of the command would provide information for
troubleshooting purposes?
A. no-timestamp
B. extensive
C. print-ascii
D. no-resolve
Correct Answer: B
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QUESTION 12
Which parameter of the monitor traffic command should be used with caution when considering storage
space on a Junos device?
A. write-file
B. layer2-headers
C. extensive
D. detail
Correct Answer: A
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QUESTION 13
Which two commands would you use to reset the candidate configuration to the active configuration? (Choose
two.)
A. rollback 0
B. rollback 2
C. rollback 1
D. rollback
Correct Answer: AD
Section: (none)
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QUESTION 14
Which two statements are true regarding dynamic routing? (Choose two.)
A. Participating devices dynamically learn routing information from each other.
B. Dynamic routing requires more administrative overhead than static routing.
C. Dynamic routing allows a device to automatically reroute traffic around a failure.
D. Dynamic routing is used when absolute control of routing parameters is necessary.
Correct Answer: AC
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QUESTION 19
Which two statements are true about the default behavior of Junos routing policies? (Choose two.)
A. Routing policies control the flow of routing information going to and from the forwarding table.
B. Routing policies control the flow of routing information going to and from the routing table.
C. Routing policies can export active and inactive routes.
D. Routing policies can export only active routes.
Correct Answer: BD
Section: (none)
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QUESTION 20
How does the PFE determine how to forward transit traffic?
A. The PFE determines network destinations itself based on the RE's routing table.
B. The PFE uses the forwarding table provided by the RE.
C. The PFE performs a destination lookup based on its own routing table.
D. The PFE uses the routing table provided by the RE.
Correct Answer: B
Section: (none)
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