Comprehensive Quiz

What is a private key?

A) A public address that is used to receive funds

B) The amount of XRP required to open an account

C) A password that is used to sign transactions

What's the first step to creating your own issued token on the XRPL?

A) Creating a trust line

B) Sending a transaction

C) Configuring the settings for your hot address

D) Creating accounts and acquiring XRP

What is a DEX?

A) A decentralized exchange that allows users to trade assets without having to send them to a centralized exchange

B) A cryptocurrency that is used as an intermediary asset to find the lowest transaction cost

C) An order book that lists all current bids and asks for each asset

Do you need smart contracts to build on the XRPL?

A) Yes

B) No

What is a DEX?

A) A decentralized exchange that allows users to trade assets without having to send them to a centralized exchange

B) A cryptocurrency that is used as an intermediary asset to find the lowest transaction cost

C) An order book that lists all current bids and asks for each asset

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

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.

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

Who first proposed the concept of smart contracts?

A) Nick Szabo

B) Satoshi Nakamoto

C) Vitalik Buterin

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.

Where do AMMs store currency?

In a hedge fund.

In a decentralized exchange.

In a community moderated account.

In a liquidity pool.

What makes the XRPL sustainable?

A) A tree is planted with every XRP transaction

B) Consensus requires little energy, and any energy is offset by carbon credits

C) The servers that power the XRPL use renewable energy powered by wind turbines

D) All of the above

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

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.

A TransferFee of 5000 denotes what fee?

50%

5%

0.5%

500%

What is play-to-earn?

A) A model that financially rewards players for their skill and dedication

B) A model that requires players to pay to play

C) A high-speed blockchain for games to run on

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.

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

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

await client.connect()

const client = new xrpl.Client(net)

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

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.

What is a cryptocurrency wallet?

A) A physical wallet that stores your cash and cards

B) A digital storage device for your private key

C) Where your cryptocurrency is stored