Ethereum Decentralized Identity Solutions Quiz

1. What is decentralized identity?

• Decentralized identity refers to a method of verifying identities using only social media accounts.
• Decentralized identity is a system where all user data is stored in a central database managed by a single authority.
• Decentralized identity is a new approach to digital identity management that leverages blockchain technology to enable individuals to control their identity-related information.
• Decentralized identity is a process where users have no control over their personal information.

2. Who are the original authors of Ethereum?

• Vitalik Buterin and Gavin Wood.
• Satoshi Nakamoto and Hal Finney.
• Charles Hoskinson and Justin Sun.
• Nick Szabo and Gavin Andresen.

3. What is the purpose of decentralized identifiers (DIDs) in Ethereum?

• DIDs are temporary IDs assigned by central authorities.
• DIDs are standard usernames used in social networks.
• DIDs are passwords for blockchain access.
• DIDs are unique identifiers created and controlled by users on the blockchain.

4. How are DIDs secured?

• DIDs are secured through email verification and cloud storage.
• DIDs are secured via social media authentication and public databases.
• DIDs are secured by private key cryptography and stored on immutable ledgers.
• DIDs are secured by password protection and centralized servers.

5. What is the role of verifiable credentials (VCs) in decentralized identity?

• VCs are temporary tokens that users must renew frequently for access to services.
• VCs are usernames created by users for social media platforms to protect their privacy.
• VCs are digital attestations issued by trusted entities that users can present to prove certain aspects of their identity.
• VCs are central databases that store all user identities for verification purposes.

6. Who issues verifiable credentials?

• Random individuals issue verifiable credentials.
• Anonymous users issue verifiable credentials.
• Social media platforms issue verifiable credentials.
• Trusted entities such as governments, educational institutions, or employers issue verifiable credentials.

7. How are verifiable credentials verified?

• Verifiable credentials are verified using cryptographic proofs on the blockchain to ensure their authenticity and legitimacy.
• Verifiable credentials are verified by checking them against a centralized database for accuracy.
• Verifiable credentials are verified through biometric scans and facial recognition technology.
• Verifiable credentials are verified by sending them via email for manual confirmation by a verifier.

8. What is the benefit of using decentralized identity solutions?

• Reduced data accuracy
• Greater server reliance
• Enhanced privacy
• Increased processing speed

9. What is the technical infrastructure of decentralized identity?

• The technical infrastructure includes firewalls, antivirus software, user agreements, and data encryption policies.
• The technical infrastructure includes decentralized identifiers (DIDs), verifiable credentials (VCs), identity wallets, issuers, and verifiers.
• The technical infrastructure consists of centralized databases, user profiles, access logs, and server-side authentication.
• The technical infrastructure involves social media accounts, email verification, password resets, and cloud storage.

10. How do users create DIDs?

• Users create DIDs through phone verification with a service provider.
• Users create DIDs manually by writing them down on paper.
• Users create DIDs using an identity wallet, which records the DID on the blockchain.
• Users create DIDs by sending an email to a central authority.

11. What is the process of managing DIDs and VCs?

• Users only manage DIDs without handling VCs.
• Users store their DIDs and VCs in their identity wallet.
• Users have no control over their identity data.
• Users rely on centralized databases for identity storage.

12. Who manages the data in decentralized identity systems?

• Users
• Data brokers
• Central authorities
• Third-party software

13. What is the role of blockchain in decentralized identity systems?

• Blockchain ensures the security and immutability of DIDs by recording them on a decentralized ledger.
• Blockchain replaces all traditional identity management platforms entirely.
• Blockchain reduces the speed of data processing in identity systems.
• Blockchain eliminates the need for any digital identity verification.

14. How does blockchain technology secure data in decentralized identity systems?

• Blockchain technology secures data using cryptographic algorithms, making unauthorized access or tampering virtually impossible.
• Blockchain technology secures data through regular software updates and firewalls, maintaining system integrity.
• Blockchain technology secures data by centralizing control and monitoring user access closely.
• Blockchain technology secures data by encrypting it with passwords, allowing only approved users access.

15. What is the process of verifying identity in decentralized identity systems?

• Utilizing a centralized database
• Presenting verifiable credentials
• Asking for personal information
• Trusting a single verifier

16. What is an example of a verifiable credential?

• Digital driver`s license
• Social security number
• Passport application
• Birth certificate request

17. How does a user request a verifiable credential?

• A user sends an email to an unverified source asking for a verifiable credential.
• A user asks a random person for a verifiable credential.
• A user requests a verifiable credential from a trusted issuer, such as a government agency or educational institution.
• A user automatically receives a verifiable credential without request.

18. What is the benefit of using decentralized identity in the context of Web3?

• Increased reliance on centralized databases.
• Enhanced user control over digital identities.
• Limited access to personal information.
• Fewer choices for identity management.

19. What are the core principles of decentralized identity?

• The core principles consist of social networking, open access, and transaction fees.
• The core principles are financial transactions, user profiling, and centralized control.
• The core principles include user sovereignty, privacy, and security.
• The core principles involve anonymity, data ownership, and public disclosure.

20. How does decentralized identity shift control from centralized authorities?

• Decentralized identity allows users to control their data directly via blockchain.
• Decentralized identity depends on social media platforms for identity verification.
• Decentralized identity requires a central authority for approvals.
• Decentralized identity shifts control by creating anonymous identities centrally.

21. What is the difference between traditional identity management systems and decentralized identity systems?

• Traditional systems rely on centralized intermediaries, while decentralized systems allow individuals to manage their identity-related information independently.
• Traditional systems provide more security through central control, unlike decentralized systems.
• Decentralized systems involve multiple parties verifying identity instead of users.
• Decentralized systems depend on local databases for user data management.

22. What is the significance of decentralized identifiers (DIDs) in decentralized identity?

• DIDs are identifiers assigned and managed by a central organization for user convenience.
• DIDs are temporary identifiers generated for anonymous online activities, lacking user ownership.
• DIDs are unique identifiers that are created, owned, and controlled by users, independent of any central authority.
• DIDs are only used for tracking user activities on social media platforms.

23. How do identity wallets facilitate the management of DIDs and VCs?

• Identity wallets provide a centralized control to manage DIDs and VCs for users.
• Identity wallets are used solely for sending and receiving cryptocurrency.
• Identity wallets allow users to create, store, and manage their DIDs and VCs, enabling them to decide when and with whom to share their credentials.
• Identity wallets only store personal information, but do not manage their DIDs and VCs.

24. What is the role of verifiers in decentralized identity systems?

• Verifiers store user data on centralized servers for easy access.
• Verifiers issue new decentralized identifiers without user input.
• Verifiers create digital credentials for users based on their data entries.
• Verifiers validate the authenticity of DIDs and VCs using cryptographic proofs on the blockchain.

25. What is an example of a decentralized identity workflow?

• Alice creates a DID, requests a digital driver`s license, and stores it.
• David registers an account using his email address on a forum.
• Carol fills out a paper form to apply for a loan at a bank.
• Bob uses a username and password to log in to a website.

26. How do decentralized identity solutions enhance privacy?

• Decentralized identity solutions enhance privacy by making user data public and accessible to everyone.
• Decentralized identity solutions enhance privacy by requiring users to share all their data with third parties.
• Decentralized identity solutions enhance privacy by allowing users to control their data and decide who has access to personally identifiable information (PII).
• Decentralized identity solutions enhance privacy by storing data in a single centralized location.

27. What is the benefit of using private key infrastructure in decentralized identity?

• Private key infrastructure increases reliance on centralized databases.
• Private key infrastructure eliminates all privacy concerns entirely.
• Private key infrastructure ensures that identity-related information is secure and private.
• Private key infrastructure allows unlimited access to identity data.

28. How do decentralized identity systems reduce dependency on centralized databases?

• Identity information is solely maintained on a user`s local device without any backup systems.
• Decentralized identity systems rely on third-party verification services for managing user data.
• Decentralized identity systems store DIDs and VCs on a blockchain, making them tamper-proof and verifiable.
• Centralized databases collect and manage user data through a single server, risking security.

29. What is the relationship between decentralized identity and Web3 technologies?

• Decentralized identity leverages Web3 technologies to enable individuals to manage their digital identities securely and privately.
• Decentralized identity relies on central authorities to manage user data.
• Decentralized identity is solely focused on social media account management.
• Decentralized identity is an outdated method for managing usernames and passwords.

30. What are the key components of decentralized identity?

• Usernames, passwords, email addresses, social media accounts.
• Central authorities, government IDs, biometric data, profiles.
• Centralized databases, verification processes, user agreements, storage systems.
• Decentralized identifiers (DIDs), verifiable credentials (VCs), identity wallets, issuers, and verifiers.