Blockchain Technology Use Cases 3

Question 1

How do non-fungible tokens (NFTs) extend beyond digital art into gaming use cases?

Accepted Answer

They give players verifiable ownership of in-game assets transferable across platforms

Answer

NFTs represent unique in-game items on a blockchain, letting players truly own, sell, or transfer assets outside the game publisher's control.

Question 2

Which U.S. government application uses blockchain to enhance transparency in federal grant disbursement?

Accepted Answer

USAID pilot projects tracking humanitarian aid flows

Answer

USAID and similar agencies have piloted blockchain to trace humanitarian aid disbursements, reducing fraud and increasing accountability.

Question 3

In trade finance, what document is most commonly digitized on blockchain to reduce fraud?

Accepted Answer

Letter of credit

Answer

Letters of credit are high-value documents prone to fraud; blockchain digitization creates a single, tamper-evident version visible to all parties.

Question 4

A pharmaceutical company uses blockchain to track drugs from manufacturer to pharmacy. What problem does this primarily solve?

Accepted Answer

Detecting and removing counterfeit drugs from the supply chain

Answer

Each drug batch's movement is logged on-chain, making it easy to identify when and where a counterfeit or diverted product entered the chain.

Question 5

What is a key advantage of using blockchain for voting systems in US elections?

Accepted Answer

It provides an auditable, tamper-resistant record of cast votes

Answer

A blockchain voting system creates an immutable audit trail where every cast vote can be verified without revealing the voter's identity.

Blockchain Practice Test