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Home » Quiz advanced – lessons nr 41-50

3. Advanced Course 50. Types of Proof-of-Stake Consensus Mechanisms: DPoS, LPoS and BPoS Quiz advanced – lessons nr 41-50

Quiz advanced – lessons nr 41-50

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Musisz udzielić prawidłowej odpowiedzi na co najmniej 7 pytań. Spróbuj jeszcze raz. Pamiętaj! Masz tylko 3 podejścia!
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Question 1 of 10

1. Question
What is Liquid Staking Derivatives (LSD)?
- Tokens that represent other forms of wealth
- Tokens that are used exclusively for trading
- Tokens that are not tied to any assets
- Tokens that have no use in DeFi
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Question 2 of 10

2. Question
What are blockchain oracles?
- Oracles are smart contracts on the Ethereum network
- Oracles are platforms for trading cryptocurrencies
- Oracles are physical devices that collect data
- Oracles are intermediaries between the cryptocurrency world and the outside world
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Question 3 of 10

3. Question
How is Web3.js different from Ether.js?
- Ether.js is more versatile than Web3.js
- Web3.js allows you to write smart contracts in the browser
- Web3.js is dedicated exclusively to Ethereum
- Ether.js is more stable than Web3.js
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Question 4 of 10

4. Question
What are recursive identity proofs?
- STARK proofs, which prove the correctness of assertions simultaneously
- ZK-STARK proofs that enable transaction clustering
- Proofs that prove possession of specific information without revealing details
- Evidence that allows simultaneous verification of multiple proofs
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Question 5 of 10

5. Question
What are the main features of optimistic rollups?
- Publication of all on-chain transactions and a fraud-proof approach
- Minimal publication of on-chain transactions and a fraud-proof approach
- Publication of all on-chain transactions and default rejection of transactions
- Minimum amount of published information about on-chain transactions and default acceptance of transactions
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Question 6 of 10

6. Question
What is the Optimism network?
- A ZK-rollup network based on Ethereum
- A blockchain interoperability protocol
- An Ethereum-based rollup solution that moves computation and data off the main chain
- A cryptocurrency native to Optimism
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Question 7 of 10

7. Question
What are the main principles behind the Optimism network?
- Transparency, efficiency, cost-effectiveness
- Simplicity, pragmatism, sustainability, optimism
- Innovation, decentralization, anonymity
- Decentralization, security, scalability
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Question 8 of 10

8. Question
How do remote procedure call (RPC) nodes work?
- They communicate with each other using communication protocols such as TCP/IP
- They are purely servers that receive requests from clients
- They use the Proof-of-Stake protocol to communicate
- They operate independently of the network and do not require an Internet connection
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Question 9 of 10

9. Question
How is SEI Network different from traditional blockchain ecosystems?
- SEI Network is based on Proof-of-Work instead of Proof-of-Stake
- SEI Network does not have the ability to connect to other blockchain layers
- SEI Network is the first blockchain oriented to a central limit order book (CLOB)
- SEI Network is not based on the Cosmos ecosystem
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Question 10 of 10

10. Question
How does the Proof-of-Stake (PoS) algorithm differ from Delegated Proof-of-Stake (DPoS)?
- PoS is based on selecting validators randomly, while in DPoS, validators are selected by voting and delegation
- PoS uses less energy, but is less secure than DPoS
- PoS does not use a voting system, while DPoS relies solely on it
- PoS eliminates the need for cryptocurrencies to participate in consensus, which is a feature of DPoS
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3. Advanced Course

Course Home Expand All

41. Liquid Staking Ethereum and LSD tokens. What do you need to know about it?

42. Top 10 blockchain oracles. How do they work? How do they differ?

43. What are Web3.js and Ether.js? What are the main differences between them?

44. What is StarkWare, and recursive validity proofs

45. Quant Network: scalability of the future

46. Polygon zkEVM – everything you need to know

47. What is Optimism (OP), and how do its roll-ups work?

48. What are RPC nodes, and how do they work?

49. SEI Network: everything you need to know about the Tier 1 solution for DeFi

50. Types of Proof-of-Stake Consensus Mechanisms: DPoS, LPoS and BPoS

1 Quiz

Quiz advanced – lessons nr 41-50

51. Bedrock: the epileptic curve that ensures security!

52. What is Tendermint, and how does it work?

53. Pantos: how to solve the problem of token transfer between blockchains?

54. What is asymmetric encryption?

55. Base-58 Function in Cryptocurrencies

56. What Is the Nostr Protocol and How Does It Work?

57. What Is the XDAI Bridge and How Does It Work?

58. Solidity vs. Rust: What Are the Differences Between These Programming Languages?

59. What Is a Real-Time Operating System (RTOS)?

60. What Is the Ethereum Rinkeby Testnet and How Does It Work?

1 Quiz

Quiz advanced – lessons nr 51-60

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