Comprehensive Quiz

Can tokens and currencies be issued on the XRPL?

A) Yes

B) No

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

A) Tokenization

B) Fungibility

C) Blockchain

D) Cryptocurrency

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 a smart contract?

A) A digital contract that executes automatically when certain conditions are met

B) A physical contract that is signed by more than two parties

C) A digital contract that is signed by more than two parties

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

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.

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()

Which of these platforms don’t offer a built in order book?

Bitcoin

Ripplecoin

Ethereum

Dogecoin

All of the above

Why is trading on the XRPL a little different than on other blockchains?

The XRPL offers a built-in software wallet where users can safely store their currency.

The XRPL uses a Central Limit Order Book instead of an AMM.

The XRPL uses an AMM instead of a Central Limit Order Book.

The XRPL uses both a Central Limit Order Book and an AMM.

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

How is data mutation different in web 3.0 applications?

A) It is immutable

B) There are no smart contracts

C) It is mutable

What is a liquidity provider (LP)?

A) An individual who commits to trade at least once per day

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

C) Someone who supplies liquidity to a decentralized exchange (DEX)

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 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

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 does a transaction on a blockchain happen?

A) When the network reaches a consensus

B) When it has finished downloading the blockchain

C) When the block is full

D) When a single validator node approves it

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 a node?

A) A computer that verifies blockchain transactions

B) A central authority that controls the network

C) A type of cryptocurrency

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

What is tokenization?

A) The process of turning an asset into a digital token

B) The process of burning an NFT

C) The act of buying or selling an NFT