Comprehensive Quiz

What does "TVL" mean?

A) Total value locked

C) Tokenized value loan

C) Trade volume level

What is the formula called that AMMs use to calculate a fair exchange rate?

Constrictive Function Formula

Constant Function Formula

Concise Function Formula

Creative Function Formula

An account on the XRPL is made up of which two important pieces:

A private seed and a public address.

A wallet and a faucet.

A login and a password.

A public seed and a private address.

What is proof-of-stake?

A) A type of consensus mechanism in which miners compete to solve a complex mathematical problems

B) A type of consensus mechanism in which nodes stake the network currency to validate transactions

C) A method of reaching consensus via a peer-to-peer network of nodes

D) None of the above

The URI of an NFToken is meant to store what information?

The website address of the creator of the token.

Any metadata associated with the token.

The address of the marketplace listing the token.

The IP address of the computer where the NFT was minted.

What is an Order Book?

A queue of trades that are being processed.

A log of all the trades that happen on an exchange.

A list of traders who want to buy a specific token.

A list of offers from traders to buy or sell tokens for a specific exchange rate.

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 hook in the nice-xrpl library will let you know when the client has connected to the XRPL?

Connected: {isConnected ? "Yes" : "No"}

useIsConnected()

WalletInfo()

What are some of the key benefits of blockchain technology?

A) It's secure, trustless, and tamper-proof

B) It's controlled by a central authority and transactions can be reversed

C) It's private, permissioned, and efficient

Why would someone use escrows?

A) To hold payment funds until the recipient has confirmed receipt of the goods or services being purchased

B) To require that multiple people approve payment before it is processed

C) To make a lot of small payments quickly and efficiently

D) To give someone else the ability to claim funds from your account at any time in the future

What information does a broker need to have in order to facilitate a transaction?

A sell offer index

A buy offer index

An NFToken ID

All of the above

Why is a trust line necessary for transactions with tokens and currency?

By establishing trust lines with different assets, users can participate in trustless trading and make atomic swaps between assets directly on the XRPL without relying on a centralized intermediary.

Without trust lines, accounts could be subject to receiving assets or tokens that they do not want to receive.

We use trust line as a means of consenting to receive currency or a token.

All of the above

Do you need smart contracts to create digital assets on the XRPL?

A) Yes

B) No

Which of the following statements best summarizes how we use trust lines?

When sending currency, a trust line must be created from the receiving/destination account to the sending/issuer account.

When sending currency, a trust line must be created from the sending/issuer account to the receiving/destination account.

After initiating a transaction with currency between two accounts, both accounts must approve a mutual trust line for the currency transaction to go through.

All of the above.

The URI of an NFToken is meant to store what information?

The website address of the creator of the token.

Any metadata associated with the token.

The address of the marketplace listing the token.

The IP address of the computer where the NFT was minted.

Which of the following best describes XRPL's check feature?

A) It is a secure way to hold funds until certain conditions are met

B) It allows for multiple people to jointly control an account

C) It authorizes an account to claim funds at a later date

D) You can make multiple payments without having to repeatedly send transactions to the network

Which hook in the nice-xrpl library accepts an offer in an NFT transfer?

useAcceptSellOffer()

setSending(true);

const result = await acceptSellOffer(offerIndex);

What is a public address?

A) A private key that is used to sign transactions

B) The amount of XRP required to open an account

C) A cryptographic code that is used to locate an account on the blockchain

Where do cryptocurrencies live?

A) In a physical wallet

B) In a software wallet

C) On the blockchain

What do Automated Market Makers (AMMs) do?

AMMs calculate a fair exchange rate between tokens automatically.

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

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

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