What is defined as the weakening of signal amplitude as the signal passes through a medium?

• A.Reflection
• B.Diffraction
• C.Scattering
• D.Attenuation

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What kind of PoE device can be used to power a non-PoE connected object assuming PoE power is provided on the Ethernet cable?

• A.PoE coupler
• B.PoE splitter
• C.PoE endspan switch
• D.PoE midspan injector

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You are performing an implementation for a cloud-based wireless solution. How is connectivity to the cloud established? (Choose the single best answer.)

• A.Through cellular Internet connections only
• B.Through any Layer 3 network connected to the Internet
• C.Through BLE Layer 2 connections that do not use IP
• D.Through the use of IPX/SPX routers

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In the simplified three-layer model for wireless IoT, what is the primary function of the Perception layer?

• A.Providing the network across which data can be transmitted
• B.Analyzing data for actions and reporting
• C.Gathering and transmitting data to be used for actions, analysis and reporting
• D.Decrypting local data to send across the unencrypted IoT network

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Key performance indicators and business requirements are most relevant to what operational activity for an existing wireless solution?

• A.Upgrading
• B.Monitoring
• C.Implementation
• D.Removal

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