
Prepare 300-445 Exam Questions [2025] Recently Updated Questions
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NEW QUESTION # 35
Which optimization recommendation is based on network capacity planning and data interpretation?
- A. Software patching
- B. Firmware update
- C. Server hardware upgrade
- D. Topology and configuration changes
Answer: D
Explanation:
Topology and configuration changes are recommended for network capacity planning based on data interpretation, ensuring optimized network performance and scalability.
NEW QUESTION # 36
Which RFC defines the framework for active monitoring in network assurance?
- A. RFC 791
- B. RFC 7276
- C. RFC 7799
- D. RFC 7880
Answer: D
Explanation:
RFC 7880 defines the framework for active monitoring, providing guidelines for conducting proactive tests and measurements in network assurance.
NEW QUESTION # 37
Enterprise agents installed on application servers primarily help in monitoring what aspect of network performance?
- A. Physical server security
- B. Application response time
- C. Server uptime
- D. Data breach attempts
Answer: B
NEW QUESTION # 38
What is the purpose of recommending optimization for network capacity planning based on data interpretation?
- A. Reduce latency
- B. Ensure scalability
- C. Improve reliability
- D. Enhance security
Answer: B
Explanation:
The purpose of recommending optimization for network capacity planning based on data interpretation is to ensure scalability by identifying capacity bottlenecks, optimizing resource allocation, and planning for future growth and demand to maintain network performance and accommodate increasing workloads and traffic volumes.
NEW QUESTION # 39
Which security issue affecting network performance can be identified using collected data in network assurance?
- A. SQL injection attacks
- B. TCP handshake failures
- C. DNS resolution failure
- D. DDoS attacks
Answer: D
Explanation:
DDoS attacks are a security issue affecting network performance that can be identified using collected data in network assurance, enabling proactive threat mitigation.
NEW QUESTION # 40
Which deliverable is commonly recommended for IT operations teams to monitor network performance?
- A. Performance metrics
- B. Dashboards
- C. Alerts
- D. Reports
Answer: B
Explanation:
Dashboards are commonly recommended for IT operations teams to monitor network performance as they provide real-time visualizations of key performance indicators (KPIs), network status, and operational metrics, enabling proactive monitoring and rapid response to performance issues.
NEW QUESTION # 41
What is the first step in setting a metric baseline for network performance monitoring?
- A. Establishing performance thresholds
- B. Collecting historical data
- C. Analyzing network traffic
- D. Defining key performance indicators
Answer: D
Explanation:
The first step in setting a metric baseline is defining key performance indicators (KPIs) to measure and monitor network performance in network assurance.
NEW QUESTION # 42
What is the purpose of setting a metric baseline in network assurance?
- A. Identifying anomalies
- B. Configuring network policies
- C. Collecting historical data
- D. Generating alerts
Answer: A
Explanation:
Setting a metric baseline helps in identifying anomalies by providing a reference point for normal network behavior, enabling the detection of deviations.
NEW QUESTION # 43
When selecting a Cisco network assurance platform, what factor should be prioritized for web-based applications?
- A. Application scalability
- B. User experience
- C. Network throughput
- D. Server hardware
Answer: B
Explanation:
For web-based applications, user experience should be prioritized when selecting a Cisco network assurance platform to ensure optimal performance and usability.
NEW QUESTION # 44
What feature of Thousand Eyes WAN Insights allows for predicting network performance trends?
- A. Predictive modeling
- B. Real-time packet capture
- C. Historical data analysis
- D. User behavior analysis
Answer: C
Explanation:
Thousand Eyes WAN Insights utilizes historical data analysis to predict network performance trends, enabling proactive optimization and resource allocation.
NEW QUESTION # 45
When selecting a Cisco network assurance platform, which factor should be prioritized for web applications?
- A. User experience
- B. Event monitoring
- C. Scalability
- D. Application communication
Answer: D
Explanation:
For web applications, user experience should be prioritized when selecting a Cisco network assurance platform to ensure optimal performance and usability.
NEW QUESTION # 46
What type of security issue can be identified by analyzing DNS traffic data in network analysis?
- A. DNS hijacking
- B. DDoS attacks
- C. BGP hijacking
- D. Route leaking
Answer: A
Explanation:
DNS hijacking refers to unauthorized changes to the DNS configuration, diverting users to malicious websites or intercepting their traffic, and can be identified by analyzing DNS traffic data in network analysis to detect abnormal DNS resolution behavior and resolve potential security threats.
NEW QUESTION # 47
What type of alert rule configuration is used to monitor VPN connectivity issues affecting the end-user experience?
- A. Performance-based rules
- B. State-based rules
- C. Throughput-based rules
- D. Connectivity-based rules
Answer: D
Explanation:
Connectivity-based rules are used to monitor VPN connectivity issues affecting the end-user experience by setting thresholds for VPN connection establishment times, packet loss rates, and latency to detect connectivity failures, disruptions, or degradation and trigger alerts for immediate investigation and resolution.
NEW QUESTION # 48
How does an endpoint agent contribute to network data collection?
- A. Managing network infrastructure
- B. Analyzing network traffic
- C. Monitoring end-user devices
- D. Configuring network protocols
Answer: C
Explanation:
An endpoint agent contributes to network data collection by monitoring end-user devices and capturing relevant performance metrics for analysis.
NEW QUESTION # 49
How does alert rule validation contribute to network assurance?
- A. Ensuring alert accuracy
- B. Reducing hardware redundancy
- C. Limiting data collection
- D. Increasing network complexity
Answer: A
Explanation:
Alert rule validation contributes to network assurance by ensuring alert accuracy and reliability, enabling timely detection and resolution of network issues and vulnerabilities.
NEW QUESTION # 50
What is a crucial factor to consider when determining the location of network agents for security purposes?
- A. Availability of meeting rooms
- B. Access to natural light
- C. Distance from employee workstations
- D. Proximity to critical infrastructure
Answer: D
Explanation:
Placing network agents near critical infrastructure enhances security monitoring and threat detection capabilities.
NEW QUESTION # 51
What is a common issue diagnosed using collected data related to wireless connectivity?
- A. Channel interference
- B. DNS server failure
- C. Network congestion
- D. Packet loss
Answer: A
Explanation:
Channel interference is a common issue diagnosed using collected data related to wireless connectivity, affecting signal quality and network performance in network assurance.
NEW QUESTION # 52
Which agent type is commonly used to simulate user interactions with web applications for testing purposes?
- A. Local collection agent
- B. Scripting agent
- C. Remote agent
- D. Synthetic user agent
Answer: D
Explanation:
Synthetic user agents are commonly used to simulate user interactions with web applications for testing purposes by generating synthetic traffic, emulating user behaviors, and performing scripted actions to assess application performance, functionality, and responsiveness under various conditions.
NEW QUESTION # 53
What is the purpose of validating alert configuration and functionality in network assurance?
- A. Benchmarking against competitors
- B. Identifying false positives
- C. Testing network performance
- D. Ensuring compliance with standards
Answer: B
Explanation:
Validating alert configuration and functionality helps in identifying false positives and ensuring accurate alerting for efficient incident response in network assurance.
NEW QUESTION # 54
Which RFC standardizes the concept of active monitoring in network assurance?
- A. RFC 7986
- B. RFC 791
- C. RFC 7799
- D. RFC 7276
Answer: D
Explanation:
RFC 7799 standardizes the framework for active monitoring, providing guidelines for real-time data collection and analysis.
NEW QUESTION # 55
In endpoint agent deployment, what is the purpose of deploying agents on Room OS devices?
- A. Monitor video conferencing
- B. Optimize CPU usage
- C. Manage file sharing
- D. Secure network access
Answer: A
Explanation:
The purpose of deploying agents on Room OS devices is to monitor video conferencing performance, including audio and video quality, call connectivity, and conferencing reliability, to ensure optimal user experience and troubleshoot issues related to video conferencing applications and services.
NEW QUESTION # 56
When determining agent location, what factor should be prioritized to ensure effective data collection?
- A. Security requirements
- B. Geographic distribution
- C. Latency considerations
- D. Network throughput
Answer: C
Explanation:
Latency considerations should be prioritized when determining agent location to ensure timely data collection and analysis in network assurance.
NEW QUESTION # 57
Which end-device network issues can be diagnosed using collected data in network assurance?
- A. Default gateway issues
- B. Real-time streaming issues
- C. Wireless connectivity issues
- D. VPN gateway issues
- E. DNS server issues
- F. Proxy server issues
Answer: A,C,E
Explanation:
Collected data in network assurance can be used to diagnose end-device network issues such as default gateway issues, DNS server issues, and wireless connectivity issues, enabling efficient troubleshooting and resolution.
NEW QUESTION # 58
How does the integration between Cisco technologies improve network visibility and management?
- A. Limited data sharing
- B. Incompatible protocols
- C. Manual device configuration
- D. Centralized control and monitoring
Answer: D
Explanation:
Integration between Cisco technologies enables centralized control and monitoring, improving network visibility and management efficiency.
NEW QUESTION # 59
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