Comprehensive Quiz

What is a use case for brokering an NFT transfer?

A marketplace that manages the sale of NFT’s for creators.

A curator who wants to organize NFT’s by type or price point.

An agent who works to buy and sell NFT’s, maximizing the sale price for creators.

All of the above

How does DeFi promote innovation in the financial sector?

By encouraging collaboration among developers and easy access to financial services.

By allowing users to trade their currency.

By reducing regulations on developers.

By the use of NFT technology.

How does pathfinding work?

A) It uses XRP as an intermediary asset to find the lowest transaction cost

B) It uses a series of assets or hops to find the best connecting liquidities for the original trading pairs

C) It allows users to trade their assets without having to send them to a centralized exchange

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 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

Who first proposed the concept of smart contracts?

A) Nick Szabo

B) Satoshi Nakamoto

C) Vitalik Buterin

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

Bitcoin

Ripplecoin

Ethereum

Dogecoin

All of the above

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 an ask?

A) A price a buyer is willing to buy an asset at

B) A price a seller is willing to sell an asset at

C) The order book for the XRPL DEX

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

Where are in-game assets stored?

A) In the game itself

B) On the blockchain as non-fungible tokens

C) In a digital wallet

What is the web 2.0 era also known as?

A) The social web era

B) The read-only era

C) The dot com bubble

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

What is the primary purpose of private keys in the digital world of DeFi?

They are used for sharing assets with others securely.

They act as government-issued identification.

They are crucial for proving your identity and safeguarding your digital assets.

They provide access to DeFi platforms' security features.

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 is one potential use case for NFTs?

A) Proving ownership of an asset

B) Identity verification

C) Storing academic credentials

D) All of the above

What is one advantage of using blockchain technology for payments?

A) Easiness to validate transactions

B) The ability to send and receive payments without a bank account

C) The faster and cheaper processing of transactions

D) All of the above

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 is auto-bridging?

The process of using one currency to bridge a trade between two other currencies.

The process of bridging two order books together to increase liquidity.

The process of automatically bridging two currencies together to form a single currency.

The process of bridging two cryptocurrency platforms together to increase liquidity.

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