You are creating documentation for a new wireless solution that is deployed in the organization. Why is it important to document APIs in use within the system?
Correct : A
Customization and Integrations:The presence of APIs often suggests a system is integrated with other platforms or has custom-built elements.
Understanding Dependencies:Documenting used APIs helps clarify how different parts of the system interact and where potential issues might arise.
Troubleshooting Efficiency:Detailed API documentation aids in resolving problems, allowing staff to assess interconnected systems effectively.
Knowledge transfer:Future support teams won't have to reverse-engineer the system; documentation ensures smooth handover and understanding.
References:
Software Development Life Cycle (SDLC):Materials emphasizing the importance of documentation during development and support phases.
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Key performance indicators and business requirements are most relevant to what operational activity for an existing wireless IoT solution?
Correct : B
KPI alignment:Key Performance Indicators (KPIs) define success metrics for the wireless IoT solution (e.g., uptime, device responsiveness, data accuracy). Continuous monitoring tracks performance against these KPIs.
Meeting Business Needs:Monitoring ensures the solution delivers the intended value. Are response times fast enough? Are business processes supported effectively?
Proactive maintenance:Monitoring can reveal performance issues before they become critical failures, allowing for proactive fixes.
Optimization:Monitoring data over time helps identify areas for fine-tuning the solution to further align with business requirements.
References
Wireless IoT monitoring tools:Vendor documentation or articles on specific tools and the KPIs they can track.
ITIL (Information Technology Infrastructure Library):Frameworks emphasizing monitoring and continuous improvement.
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What process, used for security in wireless solutions, is defined as the encoding of information to prevent readability by unauthorized users?
Correct : C
Encryption vs. Other Options:
Access Control:Limits who can access data, but doesn't make it unreadable.
Authentication:Validates user/device identity, but not focused on data confidentiality.
Authorization:Determines the actions a user is allowed, separate from securing the data itself.
How encryption works:Encryption uses algorithms and keys to turn plaintext into unreadable ciphertext. Only those with the correct key can decrypt it.
Data in motion vs. data at rest:Encryption protects sensitive information both when transmitted over the wireless network and when stored on devices.
References:
Encryption standards and protocols:Resources on common wireless encryption types (WPA2, WPA3, TLS) and their implementation.
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What best describes a proof-of-concept implementation?
Correct : B
Purpose of POC:A proof-of-concept (POC) validates the feasibility and potential value of a solution within its intended operational environment.
Scaling:POCs are small-scale,allowing for quicker and less costly testing before committing to a full-scale deployment.
Real-world Evaluation:Unlike manufacturer demos,a POC exposes the system to the unique variables (e.g.,interference,usage patterns) present in the user's specific setting.
References:
IT project management:Materials discussing the role of proof-of-concept phases and their goals.
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Why is it important to adhere to safety and building codes when installing equipment?
Correct : D
Primary Concern: Safety:Building codes and safety regulations are there to prevent injury and accidents. This includes potential harm from improper equipment installation (falling objects, electrical hazards, etc.).
Legal and Ethical Responsibility:Organizations have an obligation to provide a safe workplace for employees and protect the well-being of end-users.
Insurance Considerations:While complying with codesmayimpact insurance rates, this shouldn't be the primary motivation, as safety itself is paramount.
References:
Occupational Safety and Health (e.g., OSHA in the US):Websites of regulatory bodies outlining guidelines for safe equipment installation in various settings.
Electrical Codes (e.g., National Electrical Code):Standards that address safe practices to prevent fire and shock hazards.
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