Comprehensive Quiz - XRP Ledger | 학습 포털

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 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 is the difference between the testnet and livenet/mainnet servers?

A) When coding on the XRPL, you can test your code with the testnet before launching an app on the livenet.

B) The testnet uses fake XRP and fake currency. The livenet uses real XRP and currency.

C) New accounts on the testnet are funded via a centralized faucet, whereas the livenet requires a transfer from an exchange.

D) All of the above

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

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 one potential use case for NFTs?

A) Proving ownership of an asset

B) Identity verification

C) Storing academic credentials

D) All of the above

Why doesn't XRPL use PoW?

A) PoW uses a lot of energy

B) PoW is too slow

C) PoW isn't decentralized

D) Both A and B

E) All of the above

Which coding language is required to build on the XRPL?

A) JS

B) Python

C) Any language

How are cryptocurrency transactions secured?

A) Cryptography

B) A central authority verifies them

C) Strong passwords

Which hook in the nice-xrpl library accepts an offer in an NFT transfer?

A) useAcceptSellOffer()

B) setSending(true);

C) const result = await acceptSellOffer(offerIndex);

D) setSending(true);

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

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

A) acceptBrokeredOffer()

B) useAcceptBrokeredOffer()

C) setBuyOfferIndex(e.currentTarget.value)

D) setSellOfferIndex(e.currentTarget.value)

An account on the XRPL is made up of which two important pieces:

A) A private seed and a public address.

B) A wallet and a faucet.

C) A login and a password.

D) A public seed and a private address.

How much XRP must be destroyed in order to make a transaction on the network?

A) 0.01 XRP

B) 1 XRP

C) 0.00001 XRP

What could a smart contract be used for?

A) To automate the supply chain

B) To track the ownership of land

C) To settle insurance claims

D) All of the above

Can tokens and currencies be issued on the XRPL?

A) Yes

B) No

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

What is the native currency of the XRPL?

A) XRPL

B) XRP

C) BTC

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