Comprehensive Quiz

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

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

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.

Why was web 1.0 known as the 'read-only' era?

A) It was difficult to contribute content to the web

B) There were no computers

C) Google required a paid subscription to use

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 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 the web 2.0 era also known as?

A) The social web era

B) The read-only era

C) The dot com bubble

What was one of the first big NFT crazes?

A) CryptoKitties

B) Decentraland

C) Ethereum

D) Bitcoin

Where do cryptocurrencies live?

A) In a physical wallet

B) In a software wallet

C) On the blockchain

Which hook in the nice-xrpl library is used to broker a buy and sell offer from a third-party?

acceptBrokeredOffer()

useAcceptBrokeredOffer()

setBuyOfferIndex(e.currentTarget.value)

setSellOfferIndex(e.currentTarget.value)

A TransferFee of 5000 denotes what fee?

50%

5%

0.5%

500%

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 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

Which coding language is required to build on the XRPL?

A) JS

B) Python

C) Any language

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

What is the XRPL’s consensus algorithm?

A) Proof-of-work (PoW)

B) Delegated proof-of-stake (DPoS)

C) XRPL Consensus Mechanism

D) XRP Validator

How does risk mitigation differ between traditional finance and DeFi?

DeFi relies on extensive documentation to mitigate risk.

DeFi offers the same level of protection as traditional banks.

In DeFi, Individuals hold the risk and must secure their own accounts.

Traditional finance systems do not involve any risk mitigation.

What is the purpose of hooks?

A) To provide smart contract functionality

B) To reduce fees

C) To increase the speed of transactions

D) To improve security

Which of the following best describes a sidechain?

A) A sidechain is a separate network that runs in parallel to the main network

B) A sidechain is a type of blockchain that is used to process transactions that are not related to the main blockchain

C) A sidechain is a centralized network that is used to process transactions

D) A sidechain is a fork of the main blockchain

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.