Apr-2026 Realistic JN0-750 Exam Dumps with Accurate & Updated Questions
JN0-750 Exam Dumps - PDF Questions and Testing Engine
NEW QUESTION # 30
Which SLE metric might be used in Access Assurance to evaluate onboarding time?
- A. Route convergence
- B. TCP retransmissions
- C. Time to first DHCP lease
- D. Number of BGP AS paths
Answer: C
Explanation:
Access Assurance evaluates user onboarding using metrics like DHCP success, authentication time, and role assignment delays. Routing metrics like AS paths or TCP retransmissions are unrelated.
NEW QUESTION # 31
What is a primary function of Juniper Mist Access Assurance?
- A. Provides WAN optimization
- B. Controls user access with 802.1X policies
- C. Automates BGP peer configuration
- D. Manages switch PoE profiles
Answer: B
Explanation:
Access Assurance provides identity-based access control using policies such as 802.1X, MAC authentication, and guest access. It does not handle WAN optimization or BGP configuration.
NEW QUESTION # 32
Which metric is used by the Wireless Assurance throughput SLE?
- A. Port error count
- B. TCP throughput test results
- C. Ping latency
- D. Wi-Fi channel width
Answer: B
Explanation:
Wireless Assurance uses TCP throughput tests to measure the actual user experience on Wi-Fi.
It gives a realistic performance view, unlike latency or channel width alone.
NEW QUESTION # 33
Which two Service Level Expectations (SLEs) are part of Wireless Assurance? (Choose two.)
- A. Roaming success
- B. WAN latency
- C. Throughput
- D. BGP convergence
Answer: A,C
Explanation:
Wireless Assurance includes SLEs like roaming and throughput to monitor wireless experience.
WAN latency and BGP convergence relate more to WAN and routing functions, not Wi-Fi health.
NEW QUESTION # 34
Which Mist solution provides port-level insights for connected wired clients?
- A. Wired Assurance
- B. Access Assurance
- C. Port Authentication Manager
- D. Secure Edge
Answer: A
Explanation:
Wired Assurance delivers real-time port-level analytics for wired clients, allowing visibility into traffic, errors, and power usage. It is not involved in access control or security.
NEW QUESTION # 35
Which tool is essential for calling Juniper Mist's API endpoints effectively?
- A. Kubernetes
- B. Curl
- C. Docker
- D. Git
Answer: B
NEW QUESTION # 36
What is a key feature of Juniper Mist Wired Assurance?
- A. Dynamic VLAN assignment
- B. Zero Trust micro-segmentation
- C. AI-driven switch insights
- D. Firewall rule orchestration
Answer: C
Explanation:
Wired Assurance offers AI-driven visibility into switch health, port performance, and client-level experience. This enables faster root cause analysis. It does not manage firewall rules or micro- segmentation.
NEW QUESTION # 37
Which metrics are monitored by SD-WAN to determine path performance?
- A. BGP AS path length
- B. DNS TTL values
- C. CPU temperature
- D. Latency, jitter, and packet loss
Answer: D
Explanation:
SD-WAN solutions track link metrics such as latency, jitter, and packet loss to choose optimal paths for application traffic. These are critical for maintaining user experience.
NEW QUESTION # 38
How can a network engineer automate the process of adjusting QoS settings based on traffic patterns using Juniper Mist APIs?
- A. Develop a static website to display traffic patterns.
- B. Use manual CLI commands periodically to update QoS settings.
- C. Employ a machine learning model in MATLAB to predict traffic.
- D. Write a Python script that adjusts QoS settings in real-time based on traffic analytics data.
Answer: D
NEW QUESTION # 39
Which capability helps Wireless Assurance reduce Mean Time to Repair (MTTR)?
- A. Virtual AP tunneling
- B. Radio Resource Management
- C. Dynamic RF planning
- D. Root cause identification
Answer: D
Explanation:
Wireless Assurance uses machine learning to analyze failures and identify the root cause rapidly.
This directly contributes to reducing MTTR for Wi-Fi-related issues.
NEW QUESTION # 40
What functionality does Marvis provide for Routing Assurance?
- A. Assigns OSPF priorities
- B. Detects DHCP server failures
- C. Provides cable diagnostics
- D. Suggests fixes for routing misconfigurations
Answer: D
Explanation:
Marvis can interpret routing telemetry data and offer suggestions to resolve misconfigurations, especially for BGP or OSPF. It does not handle physical layer diagnostics or DHCP monitoring.
NEW QUESTION # 41
Which feature of Routing Assurance helps ensure redundancy and SLA compliance?
- A. Route path visualization
- B. DNSSEC verification
- C. Ping test scripts
- D. Application-layer deep packet inspection
Answer: A
Explanation:
Routing Assurance visualizes route paths and detects issues like single points of failure or degraded performance, helping meet SLAs. It operates at the network layer, not application layer.
NEW QUESTION # 42
What problem does Apstra's rollback mechanism help solve?
- A. Policy violation due to misconfigurations
- B. DNS poisoning
- C. High CPU usage on switches
- D. Link-level jitter
Answer: A
Explanation:
Apstra supports rollback to a previously known good state if a configuration causes an intent violation. This helps quickly restore network compliance and availability.
NEW QUESTION # 43
Which two roles does Marvis play in Wireless Assurance? (Choose two.)
- A. Suggests SLE optimization
- B. Chat-based interface for queries
- C. L2/L3 policy orchestration
- D. Configures switch stack IDs
Answer: A,B
Explanation:
Marvis acts as a conversational AI to respond to IT queries and suggest optimizations, especially for SLEs. It doesn't configure switches or create routing policies directly.
NEW QUESTION # 44
Which two routing protocols are monitored under Routing Assurance? (Choose two.)
- A. SMTP
- B. OSPF
- C. BGP
- D. RIPv1
Answer: B,C
Explanation:
Routing Assurance monitors dynamic routing protocols like OSPF and BGP for health, topology changes, and SLA violations. SMTP is a mail protocol and RIPv1 is outdated.
NEW QUESTION # 45
Which aspect of SD-WAN does Application-Aware Routing impact?
- A. Path selection based on app performance
- B. DNS redirection
- C. VRF segmentation
- D. Firewall logging
Answer: A
Explanation:
Application-Aware Routing (AAR) dynamically routes application traffic based on real-time link performance (jitter, latency, loss). It ensures critical apps use the best path.
NEW QUESTION # 46
In SD-WAN, which component is responsible for establishing secure tunnels across WAN links?
- A. WAN Edge device
- B. Marvis VNA
- C. Top-of-rack switch
- D. Apstra Agent
Answer: A
Explanation:
WAN Edge devices manage IPsec or SSL tunnels between sites, enabling secure connectivity over public or private WANs. They handle dynamic path selection and traffic prioritization.
NEW QUESTION # 47
Which component of Routing Assurance validates configuration consistency across routers?
- A. Marvis Edge Engine
- B. EVPN Instance Validator
- C. Configuration Drift Detection
- D. Routing Policy Checker
Answer: C
Explanation:
Routing Assurance detects configuration drifts across routing devices and compares intended vs.
running configurations to ensure consistency. It proactively prevents misconfiguration issues.
NEW QUESTION # 48
What type of assurance does Marvis VNA offer in the data center environment?
- A. App-layer DPI
- B. Behavioral anomaly detection and recommendation
- C. VLAN loop prevention
- D. Physical cabling fault detection
Answer: B
Explanation:
Marvis VNA in the data center uses AI to detect behavioral anomalies (e.g., sudden topology changes) and recommends corrective actions. It does not inspect app payloads or cabling directly.
NEW QUESTION # 49
What is the role of Mist Edge in Access Assurance?
- A. Performs MAC learning
- B. Hosts the routing table
- C. Extends policy enforcement to campus network
- D. Acts as the AAA server
Answer: C
Explanation:
Mist Edge acts as a policy enforcement point in distributed enterprise networks, bringing Mist cloud policies to the wired and wireless edge. It doesn't host routing or perform AAA directly.
NEW QUESTION # 50
Which two routing protocols are monitored under Routing Assurance? (Choose two.)
- A. SMTP
- B. OSPF
- C. BGP
- D. RIPv1
Answer: B,C
Explanation:
Routing Assurance monitors dynamic routing protocols like OSPF and BGP for health, topology changes, and SLA violations. SMTP is a mail protocol and RIPv1 is outdated.
NEW QUESTION # 51
What is the main goal of Secure Vector Routing in Juniper SD-WAN?
- A. Force VLAN translations
- B. Prevent SD-WAN path loops
- C. Encrypt email headers
- D. Provide secure and scalable control plane
Answer: D
Explanation:
Secure Vector Routing (SVR) provides a secure, efficient, and scalable control and data plane mechanism between WAN Edge devices. It replaces legacy MPLS or static VPN methods.
NEW QUESTION # 52
What is the primary function of Apstra within Juniper's data center architecture?
- A. Manages PoE budgets across campuses
- B. Provides AI-driven data center intent-based networking
- C. Controls SD-WAN tunnels
- D. Enforces endpoint firewalls
Answer: B
Explanation:
Apstra is Juniper's intent-based networking platform for data centers. It abstracts the desired state (intent) and ensures the infrastructure behaves accordingly, with continuous validation and closed-loop automation.
NEW QUESTION # 53
Which Mist component enables user-level visibility across wired and wireless connections?
- A. Client Health SLE
- B. Wired Assurance
- C. Mist Edge
- D. Marvis VNA
Answer: A
Explanation:
The Client Health Service Level Expectation (SLE) provides unified visibility for wired and wireless experiences. It measures onboarding time, throughput, and other KPIs to help ensure consistent client connectivity.
NEW QUESTION # 54
When automating configuration templates in Juniper Mist using Python, which library would you use to parse and manage YAML files containing network configurations?
- A. Pandas
- B. JSON
- C. PyYAML
- D. TensorFlow
Answer: C
NEW QUESTION # 55
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