JN0-251 : Mist AI, Associate (JNCIA-MistAI) Exam

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Juniper
JN0-251
Mist AI, Associate (JNCIA-MistAI)
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Question: 500
provides local data storage for each device
limits the number of devices that can be managed simultaneously centralizes management and analytics in a scalable architecture requires manual updates for each connected device
wer: C
anation: Juniper Mist Cloud Operations centralizes management and ytics, allowing for scalable and reliable service delivery across multipl ions. This architecture enables efficient updates, monitoring, and bleshooting without the need for local data storage or manual intervent ach device.
stion: 501
In the context of Juniper Mist Cloud Operations, what role does the cloud play in managing network devices and services, and how does it ensure scalability and reliability in delivering services across multiple locations?
1. It
2. It
3. It
4. It
Ans Expl
anal e
locat
trou ion
for e
Que
In Juniper Mist, how do labels enhance the organization of devices and services, particularly in larger deployments with multiple access points and policies?
1. Labels are purely decorative and do not affect functionality.
2. Labels limit the number of devices that can be managed in a single site.
3. They provide a mechanism for categorizing devices and services, facilitating easier management and targeted policy application.
4. They can only be applied during the device claiming process.
anation: Labels in Juniper Mist provide a mechanism for categorizing ces and services, facilitating easier management and targeted policy cation. This is particularly beneficial in larger deployments where nization and clarity are essential.
stion: 502
ch benefit of Juniper Mist’s cloud-based network management fically allows for real-time insights and adjustments to network ormance, thereby enhancing operational efficiency?
tatic configuration of devices
ecreased reliance on machine learning algorithms
Answer: C Expl
devi appli orga
Que
Whi speci perf
1. S
2. D
3. Manual user interventions for troubleshooting
4. Real-time monitoring and analytics Answer: D
Explanation: Real-time monitoring and analytics provided by Juniper Mist enable network administrators to gain insights into network performance and
make adjustments as needed, thereby enhancing operational efficiency and responsiveness to issues.
ch Marvis action is best suited for automatically reconfiguring access s to optimize their performance based on real-time data collected abo ensity and application usage patterns?
ntelligent AP Reconfiguration ynamic Load Balancing
ccess Point Optimization Action daptive Channel Allocation
wer: A
anation: Intelligent AP Reconfiguration is designed to automatically a ss point settings based on real-time data about user density and applic e, ensuring optimal performance.
Question: 503
Whi
point ut
user d
1. I
2. D
3. A
4. A
Ans
Expl djust
acce ation
usag
Question: 504
How does Mist AI differentiate between different types of traffic within its network, and what methods does it employ to prioritize critical applications over less important ones?
1. By implementing Quality of Service (QoS) policies
2. By using static traffic rules
3. By relying solely on user feedback
wer: A
anation: Mist AI employs Quality of Service (QoS) policies to differe een traffic types and prioritize critical applications, ensuring that esse ces receive the necessary bandwidth and performance while managin all network efficiency.
stion: 505
igh-density environment, a network engineer is faced with users repo speeds and connectivity issues. Which two Mist AI features should t neer leverage to diagnose and resolve these problems? (Choose two.)
By blocking all non-essential traffic
Ans
Expl ntiate
betw ntial
servi g
over
Que
In a h rting
slow he
engi
1. Client Health Metrics
2. AP Utilization Reports
3. Signal Strength Monitoring
4. Environmental Interference Analysis Answer: A, B
Explanation: Client Health Metrics provide insights into individual user experiences, while AP Utilization Reports help identify access points that may be overloaded, guiding the engineer in troubleshooting connectivity issues.
ch of the following best describes the Mist AI approach to network rity, particularly regarding the integration of telemetry data and autom onses to threats?
anual intervention for all security incidents
atic security policies without real-time adaptation redictive analytics for proactive security measures asic firewall configurations
wer: C
anation: Mist AI employs predictive analytics that integrate telemetry oactively address security threats, allowing for automated responses th to emerging vulnerabilities in real-time.
Question: 506
Whi
secu ated
resp
1. M
2. St
3. P
4. B
Ans
Expl data
to pr at
adapt
Question: 507
In the context of wireless network planning, which of the following factors is most critical when determining the optimal placement of access points to ensure adequate coverage and performance?
1. User mobility patterns
2. Number of connected devices
3. Building materials and layout
wer: C
anation: Building materials and layout critically affect wireless signal agation and coverage, making them essential considerations when pla ptimal placement of access points.
stion: 508
When documenting a resolved support ticket, what critical elements shoul ded to ensure comprehensive knowledge transfer for future reference
Network bandwidth requirements
Ans Expl
prop nning
the o
Que
d be
inclu ?
1. Only the resolution steps taken
2. All of the above
3. The time taken to resolve the ticket
4. A description of the customer's environment and issue Answer: B
Explanation: Including the resolution steps taken, the customer's environment, and the time taken to resolve the ticket provides a complete picture that aids future troubleshooting and improves team efficiency.
stion: 509
ch of the following best describes the interaction between MIST acces s and third-party switches regarding traffic flow management?
oth components must coordinate to optimize traffic flow and efficienc raffic flow management is exclusively handled by third-party switche ccess points solely manage traffic without switch involvement
raffic is not managed; it relies on the physical layer only
wer: A
anation: Both MIST access points and third-party switches must dinate to optimize traffic flow and efficiency, ensuring that data packe led correctly throughout the network.
Que
Whi s
point
1. B y
2. T s
3. A
4. T
Ans Expl
coor ts are
hand
Question: 510
When managing network policies in Juniper Mist, which of the following best describes how policy precedence is determined when multiple policies apply to a specific device or group of devices?
1. Policies are evaluated based on their defined priority level, with higher priority policies overriding lower ones.
2. The most restrictive policy always takes precedence, regardless of the order.
g precedence.
ll policies are considered equally, and the device will randomly select ply.
wer: A
anation: In Juniper Mist, policy precedence is determined by defined ity levels, where higher priority policies override lower ones. This all structured approach to policy application, ensuring that the most rele gurations take effect.
stion: 511
Policies are applied in the order they were created, with the oldest policy takin
3. A one
to ap
Ans Expl
prior ows
for a vant
confi
Que
In the context of machine learning, what distinguishes ensemble methods from traditional learning algorithms, particularly regarding their ability to improve predictive performance?
1. They reduce the complexity of the learning algorithm by using dimensionality reduction techniques.
2. They rely solely on a single model to make predictions, which is simpler and faster.
3. Ensemble methods are only applicable to regression problems.
4. Ensemble methods combine multiple models to produce a single model with improved accuracy.
anation: Ensemble methods involve combining the predictions from iple models to create a stronger overall model, which typically improv ctive performance compared to individual models. This technique hel ce overfitting and increase robustness.
stion: 512
twork administrator is tasked with improving the guest Wi-Fi experie orporate environment. Which two Mist AI functionalities would be m ficial to implement for this purpose? (Choose two.)
ustomizable Splash Pages uest User Analytics
igh Availability Settings
Answer: D Expl
mult es
predi ps to
redu
Que
A ne nce
in a c ost
bene
1. C
2. G
3. H
4. VLAN Segmentation Answer: A, B
Explanation: Customizable Splash Pages enhance the guest experience by providing tailored information, while Guest User Analytics offer insights into guest usage patterns, helping administrators optimize the guest network further.
Question: 513
ncreased manual labor costs o change in overall costs
educed need for physical infrastructure and personnel igher costs due to complex configurations
wer: C
anation: AI reduces the need for extensive physical infrastructure and onnel by automating many network management tasks, leading to low ational costs.
stion: 514
Which of the following best illustrates the impact of AI on the operational costs associated with managing a wireless network using Juniper Mist?
1. I
2. N
3. R
4. H
Ans Expl
pers er
oper
Que
In the context of utilizing Marvis for proactive network management, which feature allows for the automatic generation of reports that summarize network performance over specified time intervals?
1. Automated Reporting Tool
2. Scheduled Network Summary Reports
3. Performance Analytics Dashboard
4. Dynamic Reporting System
Answer: B
matic generation of reports that summarize network performance over fied time intervals, aiding in proactive management.
stion: 515
ch of the following describes the impact of factory default configurati e initial setup of a Juniper Mist device, particularly concerning securi erformance?
actory default configurations are optimized for high security and ormance out of the box.
sers should always modify factory defaults to suit their specific netwo rements to ensure security and performance.
Explanation: The Scheduled Network Summary Reports feature allows for the auto
speci
Que
Whi ons
on th ty
and p
1. F
perf
2. U rk
requi
3. Factory configurations are sufficient for all environments and should not be changed.
4. The factory defaults limit device functionality and should be ignored.
Answer: B
Explanation: Users should modify factory default configurations to suit their specific network requirements to ensure optimal security and performance. While factory defaults provide a baseline, they may not meet the specific needs of all environments.
stion: 516
twork administrator is configuring a new Mist AI deployment and ne re that the wireless network can adapt to varying levels of user deman ughout the day. Which two features would be most appropriate to ement? (Choose two.)
-Driven Traffic Management atic Channel Allocation
ser Behavior Analytics ynamic Load Balancing
wer: A, D
anation: AI-Driven Traffic Management enables the network to adjust mically based on current usage patterns, while Dynamic Load Balanci distribute client connections evenly across access points, ensuring
Que
A ne eds to
ensu d
thro impl
1. AI
2. St
3. U
4. D
Ans Expl
dyna ng
helps
consistent performance during peak usage times.
Question: 517
In a scenario where MIST access points are deployed in a network with several third-party switches, what is the most effective way to ensure compliance with network policies?
1. Rely on manual configuration of each switch
2. Utilize a centralized policy management tool
3. Implement a flat network architecture
wer: B
anation: Utilizing a centralized policy management tool is the most tive way to ensure compliance with network policies, allowing for istent application of rules across MIST access points and third-party ches.
stion: 518
When documenting support ticket resolutions, what is the importance of ding steps taken to reproduce the issue?
Disable all non-MIST devices
Ans Expl
effec cons swit
Que
inclu
1. It assists in identifying patterns for future incidents
2. It is not necessary for documentation
3. It adds unnecessary length to the resolution
4. It only helps if the issue is reported again
Answer: A
Explanation: Including steps taken to reproduce the issue assists in identifying patterns for future incidents, enabling the support team to respond more effectively if similar issues arise again.
stion: 519
does Juniper Mist ensure data security and privacy in its cloud-based agement model, particularly in compliance with regulations?
y using outdated security protocols By storing all data unencrypted
By allowing unrestricted access to all users
y encrypting data and implementing role-based access controls wer: D
anation: Juniper Mist employs data encryption and role-based access ols to ensure data security and compliance with regulations, protectin tive information effectively.
Que
How man
A. B
B.
C.
D. B
Ans Expl
contr g
sensi
Question: 520
A school district is implementing Mist AI to monitor student behavior in hallways. Which capability would best facilitate this monitoring?
1. Wi-Fi location services
2. vBLE engagement
3. Client analytics
wer: B
anation: vBLE engagement allows schools to track students wearing B es in real-time, enabling them to monitor movement patterns and beha llways for safety and administrative purposes.
stion: 521
is the role of dimensionality reduction techniques in machine learnin cularly when dealing with high-dimensional datasets, and how do the ibute to model performance?
Historical data analysis
Ans
Expl LE
badg viors
in ha
Que
What g,
parti y
contr
1. They increase the computational load by adding more features.
2. They are only applicable to unsupervised learning tasks.
3. They create more complex models that are harder to interpret.
4. They simplify datasets by reducing the number of features while retaining important information.
Answer: D
stion: 522
ch of the following statements best describes the process and benefits certificates for secure communications within the Juniper Mist
ystem?
hey establish trust and secure encrypted communication channels, ficantly enhancing the security posture of the network.
ertificates are irrelevant for internal communications but necessary for nal.
ertificates complicate the management process without providing secu fits.
hey are only used for guest access and not for internal user authenticat
Explanation: Dimensionality reduction techniques simplify high-dimensional datasets by reducing the number of features while retaining essential information. This contributes to improved model performance by decreasing computational load and minimizing the risk of overfitting.
Que
Whi of
using ecos
1. T
signi
2. C
exter
3. C rity
bene
4. T ion.
Answer: A
Explanation: Certificates within the Juniper Mist ecosystem establish trust and secure encrypted communication channels, significantly enhancing the overall security posture of the network. This is crucial for maintaining the integrity and confidentiality of data in transit.

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