Use Cases Flashcards
7 cards from real Blockchain Technology practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Use Cases flashcards as text
How do non-fungible tokens (NFTs) extend beyond digital art into gaming use cases?
Answer: They give players verifiable ownership of in-game assets transferable across platforms
NFTs represent unique in-game items on a blockchain, letting players truly own, sell, or transfer assets outside the game publisher's control.
Which U.S. government application uses blockchain to enhance transparency in federal grant disbursement?
Answer: USAID pilot projects tracking humanitarian aid flows
USAID and similar agencies have piloted blockchain to trace humanitarian aid disbursements, reducing fraud and increasing accountability.
In trade finance, what document is most commonly digitized on blockchain to reduce fraud?
Answer: Letter of credit
Letters of credit are high-value documents prone to fraud; blockchain digitization creates a single, tamper-evident version visible to all parties.
A pharmaceutical company uses blockchain to track drugs from manufacturer to pharmacy. What problem does this primarily solve?
Answer: Detecting and removing counterfeit drugs from the supply chain
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.
What is a key advantage of using blockchain for voting systems in US elections?
Answer: It provides an auditable, tamper-resistant record of cast votes
A blockchain voting system creates an immutable audit trail where every cast vote can be verified without revealing the voter's identity.
How does a decentralized autonomous organization (DAO) use blockchain in its governance?
Answer: Token holders vote on proposals and smart contracts execute approved decisions automatically
DAOs encode governance rules in smart contracts; token holders vote on-chain and winning proposals are executed automatically without human intermediaries.
Which blockchain use case specifically addresses the problem of academic credential fraud?
Answer: Issuing tamper-proof digital diplomas verifiable by employers
Universities issue blockchain-anchored diplomas that employers can verify instantly, making fake credentials trivially detectable.