Connectivity Challenges in Constrained Devices
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Questions and Answers

What is a significant advantage of using wireless-based solutions in extreme environments or hard-to-reach places?

  • More infrastructure requirements
  • Greater deployment flexibility (correct)
  • Higher transmission speeds
  • Improved security

What is a limitation of smart objects in WSNs in terms of processing capability?

  • Limited processing power (correct)
  • No processing power
  • High processing power
  • Moderate processing power

What is a key factor to consider when introducing new sensor/actuator nodes in a wireless-based solution?

  • Greater security risks
  • Simplified scaling (correct)
  • Higher implementation costs
  • Complex long-term maintenance

What is a disadvantage of wireless-based solutions in terms of transmission speeds?

<p>Lower transmission speeds (B)</p> Signup and view all the answers

How do large numbers of sensors in WSNs enable organizational advantages?

<p>By permitting the introduction of hierarchies (A)</p> Signup and view all the answers

What is a key constraint in wireless sensor networks in terms of communication?

<p>Lossy communication (D)</p> Signup and view all the answers

What is a common reason why wireless communication is prevalent in the world of smart object connectivity?

<p>To enable smart objects to change location without losing connectivity (D)</p> Signup and view all the answers

Which of the following is a characteristic of short-range technologies in wireless communication?

<p>Often considered as an alternative to long-range technologies (D)</p> Signup and view all the answers

In evaluating wireless access technologies for various use cases, what is a fundamental criterion considered?

<p>Frequency bands and spectrum availability (B)</p> Signup and view all the answers

What is one of the main challenges highlighted in the section about constrained devices regarding connectivity?

<p>Connectivity limitations (B)</p> Signup and view all the answers

Which type of connection would likely be preferred if a smart object needs to change location frequently without losing connectivity?

<p>Short-range wireless connection (C)</p> Signup and view all the answers

What is a significant advantage of short-range wireless technologies over long-range alternatives for smart object networks?

<p>Easier deployment (C)</p> Signup and view all the answers

What is one of the challenges in coordinating communication within Wireless Sensor Networks (WSNs)?

<p>Managing power consumption efficiently (A)</p> Signup and view all the answers

When selecting a communication protocol for WSNs, what factor should be carefully considered?

<p>Tolerance for packet loss (C)</p> Signup and view all the answers

What is one crucial trade-off that communication protocols for WSNs must consider?

<p>Maximum transmission speed vs. security features (A)</p> Signup and view all the answers

Why is the deployment of WSNs outdoors in harsh environments an additional variable to consider?

<p>Range and signal propagation vary significantly outdoors (D)</p> Signup and view all the answers

What technical capabilities must communication protocols for WSNs enable?

<p>Self-organization, self-healing, and self-configuration (A)</p> Signup and view all the answers

What is a significant aspect to consider when processing large sensing and measurement data produced by sensors in WSNs?

<p>Data processing spread across hierarchical levels in IoT networks (A)</p> Signup and view all the answers

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