Code with XRPL and JavaScript Review Quiz

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.

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 is the difference between the testnet and livenet/mainnet servers?

When coding on the XRPL, you can test your code with the testnet before launching an app on the livenet.

The testnet uses fake XRP and fake currency. The livenet uses real XRP and currency.

New accounts on the testnet are funded via a centralized faucet, whereas the livenet requires a transfer from an exchange.

All of the above

Why would someone use a multi-signature account?

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 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)

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 first step when interacting with the XRP Ledger?

Connect and check account balance.

Connect and instantiate a client

Connect to the devnet.

Find an account.

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)

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

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.