imToken Learn and Earn V - Participate in the Layer 2 quiz to win NFTs and 5000 USDC.
Tasks:
Study and complete the answer, and you can get imToken Planet series NFT after reaching 80 points or more.
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After collecting 8 NFTs, click on the link to unlock the imToken Discord community Learn & Earn 5 identity group, and enter the imToken Discord “lottery channel” to participate in the lottery, with a total prize pool of 5,000 USDC(Arbitrum)
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imToken Learn and Earn Quiz 1 Answers
1. imToken strive to build ____ wallet in the Layer 2 ecosystem
the most secure
easy-to-use
All of the above [ Correct Answer ]
2. Before trying the Layer 2 ecosystem, you need to download and install imToken.
Which of the following is the correct way to download imToken?
Download from the official website of imToken: https://token.im/ [ Correct Answer ]
Download through links and posters sent by friends
Download from third-party websites
Download through search engines
3. What is imToken's first deeply integrated Layer 2 network?
zkSync [ Correct Answer ]
Arbitrum
Optimism
StarkWare
4. Rollup is the most popular Layer 2 solution. What are the two main types of Rollup? (more than one choice)
EVM
Validium
ZK Rollup [ Correct Answer ]
Optimistic Rollup [ Correct Answer ]
5. Which of the following projects are based on Optimistic Rollup? (more than one choice)
zkSync
Arbitrum [ Correct Answer ]
Optimism [ Correct Answer ]
StarkWare
6. imToken actively participates in Layer 2 ecosytem building and has invested some excellent projects including ____
Aztec
zkSync
StarkWare
All of the above [ Correct Answer ]
imToken Learn and Earn Quiz 2 Answers
1. The team behind Arbitrum is ____
Uniswap Labs
Binance Labs
Offchain Labs [ Correct Answer ]
Matter Labs
2. What are the characteristics of Arbitrum? (more than one choice)
Extremely low transaction fees [ Correct Answer ]
No need to trust [ Correct Answer ]
Ethereum mainnet-level security through encryption technology [ Correct Answer ]
EVM compatibility [ Correct Answer ]
3. What type of fraud proof does Arbitrum use to guarantee the validity of compressed data?
Single round interactive fraud proof
Multi-round interactive fraud proof [ Correct Answer ]
zero-knowledge proof
4. What virtual machine does Optimistic Rollup use?
EVM (Ethereum Virtual Machine)
OVM (Optimistic Virtual Machine) [ Correct Answer ]
Oracle VM
5. Which of the following projects have joined the Arbitrum ecosystem? (more than one choice)
Aave [ Correct Answer ]
DODO [ Correct Answer ]
Celer Bridge [ Correct Answer ]
Chainlink [ Correct Answer ]
6. Which of the following methods can be used to open the Arbitrum wallet in imToken?
Enter the asset page of the ETH wallet, click "Ethereum" at the top of the page, and select "Arbitrum" on the pop-up page [ Correct Answer ]
Click the three bars in the upper left corner of the wallet and select the "Arbitrum" wallet
Click "My profile" - "Manage Wallet" and select the "Arbitrum" wallet
imToken Learn and Earn Quiz 3 Answers
1. Which Layer2 solution is Optimism based on?
Plasma
Validium
ZK Rollup
Optimistic Rollup [ Correct Answer ]
2. Which description is false about Optimism?
Optimism scales the Ethereum network by adopting ZK Rollup [ Correct Answer ]
Optimism inherits the security of Ethereum mainnet through cryptography technology
Optimism adopts Optimistic Rollup based on single-round interactive fraud proof
Optimism's goal is to scale the Ethereum network
3. Which description is false about Optimistic Rollup?
The zero-knowledge proof is removed from the Optimistic Rollup scheme and a penalty mechanism is added
Optimistic Rollup uses OVM (Optimistic Virtual Machine)
Optimistic Rollup does not support smart contracts [ Correct Answer ]
Optimistic Rollup was proposed in June 2019
4. Which descriptions are true about the Optimism Foundation? (more than one choice)
The Optimism Foundation is a for-profit corporation
The Optimism Foundation is a non-profit corporation [ Correct Answer ]
The Optimism Foundation is the development team behind Optimism [ Correct Answer ]
The Optimism Foundation aims to generate public interest and operate in a sustainable manner [ Correct Answer ]
5. Which of the following projects have joined the Optimism ecosystem? (more than one choice)
Uniswap [ Correct Answer ]
Hop Exchange [ Correct Answer ]
1inch [ Correct Answer ]
Synthetix [ Correct Answer ]
imToken Learn and Earn Quiz 4 Answers
1. The development team behind zkSync is ____
Uniswap Labs
Binance Labs
Offchain Labs
Matter Labs [ Correct Answer ]
2. What are the features of zkSync? (more than one choice)
Extremely low transaction fees [ Correct Answer ]
No need to trust [ Correct Answer ]
It inherits the Ethereum mainnet security [ Correct Answer ]
User assets are self-custodial [ Correct Answer ]
3. The security of Rollup is determined by_____ (more than one choice)
Data validity [ Correct Answer ]
Data availability [ Correct Answer ]
Data integrity
4. Currently, zkSync is in the ___stage on the roadmap?
Scalable payment [ Correct Answer ]
Smart contract
Privacy
Censorship resistant
5. Which of the following projects have joined the zkSync ecosystem? (more than one choice)
Aave [ Correct Answer ]
Curve [ Correct Answer ]
Moonpay [ Correct Answer ]
Balancer [ Correct Answer ]
6. Which of the following is the right path to open the zkSync wallet in imToken?
Enter the asset page of the ETH wallet, click "Ethereum" at the top, and select "zkSync" on the pop-up page
Click the three bars in the upper left corner of the wallet and select the "Arbitrum" wallet
Click "My profile" - "Manage Wallet" and select the "Arbitrum" wallet
Click "My profile" - "Explore" and enable the Layer 2 function [ Correct Answer ]
imToken Learn and Earn Quiz 5 Answers
1. Which of the following projects are not based on Layer 2 solutions?
Arbitrum
BNB Smart Chain [ Correct Answer ]
Optimism
zkSync
2. What are the characteristics of Layer 2?
Layer 2 offers faster transaction speed than Layer 1
Layer 2 offers lower gas fees than Layer 1
Layer 2 can drive mass adoption
All of the above [ Correct Answer ]
3. Which of the following descriptions about Rollup is false?
Rollup is one of the Layer 2 solutions
According to the different schemes to ensure the validity of the compressed data, Rollup can be divided into ZK Rollup and Optimistic Rollup
zkSync uses the Optimistic Rollup scheme [ Correct Answer ]
Rollup offloads transactions from the Ethereum mainnet (Layer 1) to Layer 2 for processing and compression
4. Which of the following descriptions about ZK Rollup is true?
ZK Rollup is based on zero-knowledge proof
ZK stands for zero knowledge
zkSync uses the ZK Rollup scheme
All of the above [ Correct Answer ]
5. Which of the following descriptions about Optimistic Rollup is false?
Optimistic Rollup is a Rollup scheme that uses zero-knowledge proof [ Correct Answer ]
Optimistic Rollup optimistically believes that the data posted to the Ethereum mainnet is correct
If anyone observes that the data is wrong, they can issue a challenge during a period.
Optimistic Rollup uses fraud proof to make sure that the data finally posted to the Ethereum mainnet is valid.
6. Which of the following descriptions about Plasma is false? (more than one choice)
Plasma supports fast withdrawal [ Correct Answer ]
In order to improve transaction throughput, Plasma compresses multiple transactions into one block, and offloads the calculation and storage of transactions off Ethereum mainnet into Plasma chains.
Plasma uses zero-knowledge proof to ensure safety. [ Correct Answer ]
OMG network is based on Plasma
7. Which one is the first Layer 2 solution proposed to scale the Ethereum network?
Rollup
Plasma [ Correct Answer ]
State Channels
Validium
imToken Learn and Earn Quiz 6 Answers
1. Bridges can be used to transfer assets between_____
Layer 1 and Layer1
Layer 1 and Layer 2
Layer 2 and Layer 2
All of the above [ Correct Answer ]
2. Which of the following is a common implementation of the Layer 1 / Layer 2 <> Layer 2 type bridge?
Lock and mint
Burn and mint
Atomic swap
All of the above [ Correct Answer ]
3. Which of the following DApps can’t be used to transfer assets between different networks?
Optimism Gateway
Uniswap [ Correct Answer ]
Arbitrum Bridge
Hop Protocol
4. Which of the following Layer 2 solutions uses zero-knowledge proof?
Optimism Rollup
ZK Rollup [ Correct Answer ]
State Channels
Plasma
5. What are the requirements for zero-knowledge proof? (more than one choice)
Zero knowledge [ Correct Answer ]
Completeness [ Correct Answer ]
Soundness [ Correct Answer ]
6. Which of the following statements is false about single-round interactive fraud proof and multi-round interactive fraud proof?
Higher cost of on-chain computing for single-round interactive fraud proof
Longer challenge period for single-round interactive fraud proof [ Correct Answer ]
Multi-round interactive fraud proof is suitable for complex smart contracts
Both require a replay of the disputed transaction on Layer1
imToken Learn and Earn Quiz 7 Answers
1. Which of the following Layer 2 networks does imToken support?
Optimism
Arbitrum
zkSync
All of the above [ Correct Answer ]
2. How do I enable the zkSync wallet in imToken?
Open your ETH wallet then click “Ethereum” at the top. Choose “zkSync” in the pop-up to switch to the zkSync network.
Open imToken's ETH wallet, click "My Profile" - "Explore", and enable the Layer 2 function. [ Correct Answer ]
3. Which of the following Layer 2 bridges is supported by imToken?
cBridge
Multichain
Hop Protocol
All of the above [ Correct Answer ]
4. Which statement about the Layer 2 Bridge is true?
Users can transfer assets between the Layer 1 blockchain and Layer 2 networks
Users can transfer assets between two different Layer 2 networks
Users can’t to transfer assets between two different Layer 2 networks
Both A and B are correct [ Correct Answer ]
5. Which of the following descriptions about zkSync is true?
zkSync users’ asset security is protected by zero-knowledge proof and on-chain data availability
zkSync is a Layer 2 scaling solution for Ethereum based on zkRollup
zkSync is designed to support efficient payment with low costs on the network
All of the above [ Correct Answer ]
6. What features are supported by the Arbitrum / Optimism wallet ? (more than one choice)
transfer and receive [ Correct Answer ]
deposit and withdraw [ Correct Answer ]
Tokens are automatically discovered [ Correct Answer ]
DApp [ Correct Answer ]
7. How does zkSync ensure the security of user funds?
zkSync users’ asset security are protected by zero-knowledge proof and on-chain data availability [ Correct Answer ]
zkSync users’ asset security are protected by fraud proof and on-chain data availability
8. Which of the following ways allows you to interact with DApps on Layer 2?
Switch to the Layer 2 network and click "DApp"
Switch to the Layer 2 network and search for the name of the DApp on the "Browser" page
All of the above [ Correct Answer ]
imToken Learn and Earn Quiz 8 Answers
1. Vitalik Buterin once said the biggest advantage of using Layer 2 to achieve Ethereum scaling is
the guarantee of security
the preservation of decentralization [ Correct Answer ]
the realization of the greatest scalability possible
the improvement of network throughput and performance
2. Which of the following is common Layer 2 solution?(More than one choice)
Rollup [ Correct Answer ]
Plasma [ Correct Answer ]
State channels [ Correct Answer ]
Validium [ Correct Answer ]
3. The advantages of Plasma include___(More than one choice)
High trading speed and fewer interactions with the mainnet [ Correct Answer ]
Low costs [ Correct Answer ]
Strong security and no supervision [ Correct Answer ]
No challenge period
4. Which of the following statements about state channels is false?
High efficiency and no need to wait for blocks to be packed
Similar to the Bitcoin Lightning Network
Relatively high time and capital costs for settlement and channel establishment
Funds don’t need to be locked in payment channels [ Correct Answer ]
5. On August 5th, Arbitrum accounts for __ of the total Layer 2 TVL?
about 52% [ Correct Answer ]
about 32%
40%
51%
6. On August 5th, what project had the largest TVL in the Arbitrum ecosystem?
Curve
Stargate
GMX [ Correct Answer ]
SushiSwap
7. Which of the following statements is false?
zkSync is introduced by Matter Labs
zkSync went live on Ethereum mainnet in June 2020
Many DApps will launch on zkSync in the future
zkSync does not support EVM compatibility [ Correct Answer ]
thanks
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