Comprehensive Quiz

What is the main advantage of using a payment channel?

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

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

C) It allows for multiple people to jointly control an account.

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

How do AMMs work?

AMMs work by holding currency in order books, then the ledger randomizes a fair exchange rate between the different currencies.

AMMs work by pooling currency in liquidity pools, then algorithmically picking a fair exchange rate between the different currencies.

AMMs work by pooling currency in liquidity pools, then the AMM leadership group picks a fair exchange rate between the different currencies.

AMMs work by pooling currency in liquidity pools, then the AMM community votes on a fair exchange rate between the different currencies.

How does blockchain help game creators?

A) It makes it easier to raise funds

B) It helps them build a strong community

C) It provides a more level playing field

D) All of the above

What does DeFi stand for, and what is its primary goal?

DeFi stands for Digital Finance, aiming to centralize financial services.

DeFi stands for Decentralized Finance, aiming to remove all financial intermediaries.

DeFi stands for De-established Finance, aiming to increase geographical restrictions.

DeFi stands for Designated Finance, aiming to limit financial innovation.

Where is the best place to store your private keys?

Written on a note.

Emailing them to yourself.

Remembering them.

In a hardware or software wallet.

A TransferFee of 5000 denotes what fee?

50%

5%

0.5%

500%

What is the name for converting a physical asset into a digital token?

A) Tokenization

B) Fungibility

C) Blockchain

D) Cryptocurrency

What is the best way to describe an NFT broker?

Someone who sells their own NFT’s directly to buyers.

Someone who buy’s NFT’s directly from sellers.

Someone who connects NFT buyers and sellers facilitates the transaction for a fee.

Someone who breaks and destroys NFTs.

What is the native currency of the XRPL?

A) XRPL

B) XRP

C) BTC

What should you look for when choosing a DeFi platform to ensure security?

Utilizing and trusting the platform's security features.

Understanding how security features like multi-signature authentication work.

Avoiding platforms that use encryption techniques.

Only using government-backed platforms.

What line of code correctly instantiates a client on the XRPL?

const client = new xrpl.Client(net);

let net = getNet();

await client.connect();

results = "Connecting to " + net + "....";

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

Disconnect from the XRPL.

Connect to the XRPL

Close the client.

Request a balance.

What are the two fundamental ways developers interact with the XRPL?

With payments and wallets.

With transactions and requests.

With accounts and wallets.

With addresses and seeds.

What are some of the advantages of decentralized finance?

A) Improved security and resilience due to decentralized infrastructure

B) Removes fees from banks and other financial institutions

C) Greater access to financial services for unbanked individuals

D) A and B

E) All of the above

Where are in-game assets stored?

A) In the game itself

B) On the blockchain as non-fungible tokens

C) In a digital wallet

Where do AMMs store currency?

In a hedge fund.

In a decentralized exchange.

In a community moderated account.

In a liquidity pool.

What code checks the balance of an account?

client.getXrpBalance(my_wallet.address))

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

const sendAmount = standbyAmountField.value

const signed = standby_wallet.sign(prepared)

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)

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

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