Understand the Functionality of the Typical Elements of IoT Networks and Connectivity. ITP-110 Practice Questions (Page 19)

Questions 91–95

1. 91foundation · easy

   Which of the following best describes the role of encryption in an IoT device-to-cloud communication link?

   • AIt prevents the device from being physically tampered with by an attacker.
   • BIt reduces the power consumption of the device's radio module.
   • CIt hides the data payload from eavesdroppers who intercept the network traffic.
   • DIt ensures that the cloud server can always be reached by the device.
   Reveal Solution Discussion Select an answer first
2. 92foundation · easy

   What is the primary reason IPv6 was developed to replace IPv4 in IoT networks?

   • ATo provide a larger address space to accommodate the growing number of connected devices.
   • BTo allow devices to connect without any configuration or network infrastructure.
   • CTo eliminate the need for encryption in IoT communications.
   • DTo reduce the physical size of network routers.
   Reveal Solution Discussion Select an answer first
4. 93foundation · medium

   Which of the following is a primary characteristic of the 2.4 GHz band used by many Wi-Fi networks?

   • AIt provides higher data rates than the 5 GHz band.
   • BIt has a shorter range than the 5 GHz band.
   • CIt supports only a single channel for communication.
   • DIt is more susceptible to interference from devices like microwaves and Bluetooth.
   Reveal Solution Discussion Select an answer first
5. 94foundation · easy

   What is the primary purpose of subnetting in an IPv4 network?

   • ATo replace the need for network address translation (NAT) in private networks.
   • BTo increase the total number of available IPv4 addresses globally.
   • CTo divide a network into smaller, manageable segments for efficient traffic routing and management.
   • DTo convert IPv4 addresses into IPv6 addresses for compatibility.
   Reveal Solution Discussion Select an answer first
6. 95foundation · easy

   Which application/messaging protocol is specifically designed for lightweight publish/subscribe communication between IoT devices and a broker, using a topic-based filtering mechanism?

   • AMQTT
   • BHTTP
   • CAMQP
   • DCoAP
   Reveal Solution Discussion Select an answer first