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Quiz 3.4.4

Pregunta de selección múltiple

Pregunta

What components are essential for the interaction between Raspberry Pi and a smart contract? (Select all that apply)

Respostas

ABI (Application Binary Interface)

Account private key and address

Address of the smart contract

Remote Procedure Call (RPC) provider

Retroalimentación

Pregunta

What are possible ways of observing the change in the smart contract state? (Select all that apply)

Respostas

Polling the blockchain node for updates

Utilizing events emitted by the smart contract

Directly modifying the smart contract's state variables

Querying the smart contract's internal database

Retroalimentación

Pregunta

What is the basic scenario outlined in the course? (Select all that apply)

Respostas

Monitoring the temperature of the 3D printer's extruder

Automating the firmware update process for the 3D printer

Generating invoices for completed print jobs

Printing a predefined object upon user request

Retroalimentación

Pregunta

How are user-defined behaviors incorporated into the system described in the course?? (Select all that apply)

Respostas

Through direct adjustments to the 3D printer's hardware settings.

By configuring parameters within a separate program or process dedicated to handling user-defined behaviors.

By installing additional software on the Raspberry Pi to manage user interactions.

Through manual interventions during the printing process via the OctoPrint web interface.

Retroalimentación

Pregunta

What is the purpose of conducting a complete end-to-end test in this module? (Select all that apply)

Respostas

To verify the correctness of the hardhat node configuration

To ensure alignment with initial design goals, from blockchain transactions to physical printing

To debug issues related to the project folder structure

To assess the performance of the Raspberry Pi's hardware components

Retroalimentación

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