Comprehensive Quiz - XRP Ledger | 학습 포털

What do Automated Market Makers (AMMs) do?

A) AMMs calculate a fair exchange rate between tokens automatically.

B) AMMs find the best price for buying and selling tokens on a decentralized exchange.

C) AMMs automatically trade your tokens for you to increase your wealth.

D) AMMs figure out when the best time to trade your tokens is based on exchange rate fluctuations.

What is decentralized finance?

A) An umbrella term for various protocols and financial instruments that are built on distributed ledger technology (DLT), such as blockchain

B) A type of financial institution that is not subject to government regulation

C) A way of investing that involves taking on more risk in order to potentially earn higher returns

What is the NFTokenTaxon ID used for?

A) To create a unique ID for each NFT, so it can be found on the blockchain.

B) To link or associate all NFTs that belong in a single collection.

C) To set a transaction price in case an NFT is sold after being minted.

D) All of the above.

What code correctly creates and funds an account on the testnet?

A) await client.fundWallet(null, {amount, faucetHost })).wallet;

B) await client.connect()

C) const client = new xrpl.Client(net)

D) const standby_wallet = xrpl.Wallet.fromSeed(lines[0])

What does "minting an NFT" mean?

A) Creating a physical copy of an NFT

B) Creating an NFT and publishing it to the blockchain

C) Giving an NFT to someone as a gift

D) Selling an NFT on a marketplace

Which piece of code defines a transaction as a trust line?

const trustSet_tx = {"TransactionType": "TrustSet"}

const trustSet_tx = {"TransactionType": "Payment"}

await client.autofill(trustSet_tx)

operational_wallet.sign(ts_prepared)

How does pathfinding work?

A) It uses XRP as an intermediary asset to find the lowest transaction cost

B) It uses a series of assets or hops to find the best connecting liquidities for the original trading pairs

C) It allows users to trade their assets without having to send them to a centralized exchange

Where do cryptocurrencies live?

A) In a physical wallet

B) In a software wallet

C) On the blockchain

Where do AMMs store currency?

A) In a hedge fund.

B) In a decentralized exchange.

C) In a community moderated account.

D) In a liquidity pool.

What is the name of a digital asset that can represent a share of a company?

A) Security token

B) Stablecoin

C) NFT

D) Bitcoin

Which coding language is required to build on the XRPL?

A) JS

B) Python

C) Any language

What is the order book?

A) A list of all current bids and asks for each asset

B) A recommendation of which assets to trade

C) A complete timeline of an asset's price history

What is one potential use case for NFTs?

A) Proving ownership of an asset

B) Identity verification

C) Storing academic credentials

D) All of the above

What is typically the last step when interacting with the XRP Ledger?

A) Disconnect from the XRPL.

B) Connect to the XRPL

C) Close the client.

D) Request a balance.

What is the set of chosen validators known as?

A) The Validator List

B) The UNL (Unique Node List)

C) The Consensus Group

D) The Delegate Group

How does autobridging work?

A) It uses a series of assets or hops to find the best connecting liquidities for the original trading pairs

B) It allows users to trade their assets without having to send them to a centralized exchange

C) It uses XRP as an intermediary asset to find the lowest transaction cost

Do you need smart contracts to build on the XRPL?

A) Yes

B) No

Which coding language is required to build on the XRPL?

A) JS

B) Python

C) Any language