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Home » Quiz advanced – lessons nr 61-70

3. Advanced Course 70. Threshold signature in cryptography: an advanced signing technique! Quiz advanced – lessons nr 61-70

Quiz advanced – lessons nr 61-70

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Question 1 of 10

1. Question
What is Account Abstraction (AA)?
- A proposal that eliminates the need for changes to the consensus layer protocol
- A new ERC standard introduced in the Ethereum mainnet
- A proposal that completely eliminates the need for changes to the consensus layer protocol
- A new standard related to the security of cryptographic systems
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Question 2 of 10

2. Question
Which standard was introduced in the Ethereum mainnet in March 2023?
- EIP-4337
- ERC-4337
- ERC-4338
- EIP-4338
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Question 3 of 10

3. Question
What does the ERC-4337 standard enable?
- Configuration of a wallet using a seed phrase
- Storage and transfer of assets for EOA wallets only
- Combines the functions of third-party accounts (EOAs) and smart contract accounts, allowing wallets to be managed by smart contract accounts
- Integration with other ERC standards, such as ERC-20 and ERC-721
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Question 4 of 10

4. Question
What are smart contract audits?
- The process of verifying only shortcomings in the code of contracts.
- A process for verifying potential errors and deficiencies in the contract code.
- A process for verifying only errors in the code of contracts.
- A process for verifying only deficiencies in the code of contracts.
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Question 5 of 10

5. Question
How does an AirGapped wallet work?
- By connecting to the Internet via an Ethernet cable.
- By connecting to a Wi-Fi network.
- By isolating the device from an untrusted network, removing all network interfaces.
- By using only Bluetooth data transmission.
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Question 6 of 10

6. Question
What is Proto-Danksharding (EIP-4844)?
- It is a comprehensive audit system for smart contracts.
- It is the first step toward full sharding in Ethereum, introducing a new type of transaction with additional data fragments.
- It is a new standard for encrypting data on the Ethereum network.
- It is a tool to counter DDoS attacks on the Ethereum network.
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Question 7 of 10

7. Question
How does decentralized storage work?
- Data is stored only on one central server.
- Data is stored only on a computer cloud.
- Files are stored on multiple computers, and access to them is secured by encryption and splitting the data into fragments.
- Files are stored in the cloud, but can only be accessed by one company.
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Question 8 of 10

8. Question
What should you do if an error occurs and cryptocurrencies are sent to the wrong address or network?
- Panic and take no action
- Remain calm and analyze the situation
- Ignore the problem because the cryptocurrency cannot be recovered
- Change the password for the cryptocurrency wallet
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Question 9 of 10

9. Question
How does Threshold Signature Scheme technology work?
- It relies on one person to sign documents
- It involves dispersing the generation of keys and signatures among multiple users
- Uses only public keys to verify the signature
- Has no application in banking or finance
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Question 10 of 10

10. Question
What is the main advantage of threshold signatures (Threshold Signature Scheme)?
- They require large amounts of data, which makes them slower than standard transactions
- They provide increased security by dispersing private keys
- Are less efficient than other key management systems
- They do not allow easy addition of new members to the signing group
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3. Advanced Course

Course Home Expand All

61. What Is Probabilistic Encryption?

62. What is a Pinata in Web 3? We explain!

63. What Is EIP-4337? Will Ethereum Account Abstraction Change Web3 Forever?

64. What are smart contract audits? Which companies are involved?

65. How does the AirGapped wallet work?

66. What is proto-danksharding (EIP-4844) on Ethereum?

67. What is decentralised storage and how does it work?

68. How to Recover Cryptocurrencies Sent to the Wrong Address or Network: A Practical Guide

69. MPC Wallet and Multilateral Computing: Innovative Technology for Privacy and Security

70. Threshold signature in cryptography: an advanced signing technique!

1 Quiz

Quiz advanced – lessons nr 61-70

71. Vanity address in cryptocurrencies: what is it and what are its characteristics?

72. Reentrancy Attack on smart contracts: a threat to blockchain security!

73. Slither: a static analyser for smart contracts!

74. Sandwich Attack at DeFi: explanation and risks!

75. Blockchain RPC for Web3: A key technology in the world of decentralized finance!

76. Re-staking: the benefits of re-posting in staking!

77. Base: Evolving cryptocurrency transactions with a tier-2 solution from Coinbase

78. IPFS: A new era of decentralized data storage

79. Typical vulnerabilities and bridge security in blockchain technology

80. JumpNet – Ethereum’s new sidechain

1 Quiz

Quiz advanced – lessons nr 71-80

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