A Product's Supply Chain Data Is Stored on Blockchain

question 36

Multiple Choice

A product's supply chain data is stored on blockchain. Only members of the product supply chain can write announcements to the blockchain but any consumer can query this data in a store to learn more about the product they want to buy. This is an example of a ____/____ blockchain.

• A) public /closed
• B) private / open
• C) private / closed
• D) public / open

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Definitions:

Mixture

A combination of two or more substances that are not chemically bonded and can be separated by physical means.

States of Matter

The distinct forms that different phases of matter take on, including traditionally solid, liquid, and gas, as well as plasma and Bose-Einstein condensates under specific conditions.

Physical Material

Substances or components that have mass and occupy space; can be observed and measured physically.

Constant

A fixed value that does not change.