Comprehensive Quiz

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

Why did the founders of the XRPL create it?

A) To provide liquidity to the market

B) To send crypto to friends and family

C) To provide a more sustainable, scalable and fast alternative to Bitcoin

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

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 should you consider when choosing a consensus mechanism for an EVM sidechain?

Choose the mechanism with the highest fees, making the barrier to entry higher.

Choose a mechanism that offers limited scalability.

Educate yourself on the mechanisms' strengths and weaknesses in terms of security and other factors.

Choose a Proof of Stake (PoS) mechanism for maximum decentralization.

What's one key reason why the XRPL uses a unique consensus algorithm?

A) It's easier to reverse transactions

B) It's more energy-efficient

C) Miners don't need to be paid as much

What is a private key?

A) A unique alphanumeric code that acts as your public address on the blockchain

B) A digital storage device for your private and public keys

C) A hashed version of the public key

D) A unique code that allows you to access your wallet

What is the purpose of a destination tag?

A) To use a single account to manage payments for a variety of users

B) To gain access to the XRPL DEX

C) To keep track of all the different types of assets an account holder has

In the context of pathfinding on the XRPL, what is auto-bridging?

It refers to creating a bridge between different DEX platforms.

It involves using XRP as a bridge currency to facilitate token exchanges.

It is a technique to avoid multi-step transactions in DEX.

It is a process to automatically generate synthetic tokens.

What was one of the first big NFT crazes?

A) CryptoKitties

B) Decentraland

C) Ethereum

D) Bitcoin

Where do AMMs store currency?

In a hedge fund.

In a decentralized exchange.

In a community moderated account.

In a liquidity pool.

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.

Who first proposed the concept of smart contracts?

A) Nick Szabo

B) Satoshi Nakamoto

C) Vitalik Buterin

What is decentralized finance?

A) An umbrella term for various protocols and financial instruments that are built on distributed ledger technology (DLT), such as blockchain

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

C) A way of investing that involves taking on more risk in order to potentially earn higher returns

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

Bitcoin

Ripplecoin

Ethereum

Dogecoin

All of the above

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

How are cryptocurrency transactions secured?

A) Cryptography

B) A central authority verifies them

C) Strong passwords

Do you need smart contracts to build on the XRPL?

A) Yes

B) No

What advantage does web 3.0 offer to the gaming industry?

A) Reduced lagging

B) In-game assets with real-world value

C) Improved graphics

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