Home» Online Test » Technology » Blockchain Technology Online Test 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This 'Blockchain Technology Online Test' covers questions across all the topics related to the Blockchain from basic to advanced. Get New Questions in Each Attempt Total Questions: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 30 1. What are some benefits of using blockchain in real estate? a) Increased risk of data breaches and cyber attacks b) Reduced costs and time associated with property transactions c) Limited accessibility to property markets d) Decreased transparency and trust in property ownership records 2 / 30 2. What is a hash function in the context of blockchain? a) A function that encrypts data b) A function that generates a fixed-size string from input data c) A function that connects blocks d) A function that stores user information 3 / 30 3. What is the purpose of an ICO? a) To raise funds for blockchain projects b) To distribute rewards to network participants c) To facilitate peer-to-peer lending d) To provide liquidity to decentralized exchanges 4 / 30 4. What is the Ethereum Virtual Machine (EVM)? a) A physical machine used to mine Ethereum blocks b) A software environment that executes smart contracts on the Ethereum blockchain c) A type of consensus algorithm used for reaching agreement on the state of the Ethereum blockchain d) A mechanism for validating transactions on the Ethereum network 5 / 30 5. What is slashing in Proof of Stake (PoS) blockchain networks? a) A penalty imposed on validators for malicious behavior or failing to follow the protocol b) A reward given to validators for successfully validating transactions c) A cryptographic algorithm used for encryption d) A mechanism for selecting the next block proposer 6 / 30 6. What are some examples of decentralized applications (DApps)? a) Decentralized exchanges (DEXs) b) Decentralized finance (DeFi) platforms c) Decentralized social media networks d) All of the above 7 / 30 7. What are some challenges associated with implementing blockchain in healthcare? a) Regulatory compliance and legal uncertainties b) Interoperability and integration with existing systems c) Privacy and confidentiality concerns d) All of the above 8 / 30 8. What is the current block reward for mining a new block in the Bitcoin network? a) 6.25 BTC b) 10 BTC c) 25 BTC d) 50 BTC 9 / 30 9. Which blockchain network is known for its support of Turing-complete smart contracts? a) Bitcoin b) Ethereum c) Ripple d) Stellar 10 / 30 10. What types of assets can be tokenized? a) Real estate properties b) Artwork and collectibles c) Commodities like gold and oil d) All of the above 11 / 30 11. What is a transaction fee in the context of Bitcoin? a) A fee paid by miners to users for including their transactions in a block b) A fee paid by users to miners for processing their transactions on the Bitcoin network c) A fee paid by users to wallet providers for storing their Bitcoin securely d) A fee paid by users to exchanges for trading Bitcoin 12 / 30 12. What is the primary function of RSA in blockchain? a) To create hashes for data integrity b) To encrypt transaction data c) To generate and verify digital signatures d) To compress blockchain data 13 / 30 13. How do blockchain-based cross-border payments compare to traditional methods like SWIFT? a) Blockchain-based payments are slower and less secure than SWIFT b) Blockchain-based payments have higher transaction fees than SWIFT c) Blockchain-based payments do not require intermediaries like banks, unlike SWIFT d) Blockchain-based payments are not compatible with fiat currencies, unlike SWIFT 14 / 30 14. What is the role of public and private keys in blockchain security? a) Public and private keys regulate access to blockchain networks b) Public and private keys ensure transparency of blockchain transactions c) Public and private keys provide secure and verifiable data encryption and authentication d) Public and private keys are not relevant to blockchain security 15 / 30 15. Why might an industry group choose to implement a consortium blockchain? a) To ensure complete public transparency b) To allow any user to join and participate c) To share information securely among a group of trusted entities d) To eliminate the need for consensus mechanisms 16 / 30 16. What is the purpose of blockchain platforms and frameworks like Truffle and Remix? a) To provide secure cryptocurrency wallets b) To facilitate peer-to-peer cryptocurrency exchanges c) To support the development, testing, and deployment of blockchain applications d) To mine new cryptocurrency coins 17 / 30 17. What is the role of the XRP Ledger in the Ripple network? a) To validate transactions and add them to the blockchain b) To provide a platform for executing smart contracts c) To distribute rewards to network participants d) To serve as a decentralized exchange for digital assets 18 / 30 18. What distinguishes DApps from traditional centralized applications? a) DApps are controlled by a single entity, while traditional applications are decentralized b) DApps rely on blockchain technology for data storage and processing, while traditional applications use centralized servers c) DApps are faster and more scalable than traditional applications d) DApps require users to have specialized hardware to access them 19 / 30 19. How often is a new block added to the Bitcoin blockchain? a) Every 10 minutes b) Every hour c) Every day d) Every week 20 / 30 20. What is a primary advantage of a consortium blockchain? a) Complete transparency to the public b) High decentralization c) Controlled access and faster transactions d) No need for consensus mechanisms 21 / 30 21. What role do blockchain-based registries play in protecting intellectual property rights? a) Blockchain-based registries centralize control over intellectual property rights b) Blockchain-based registries increase anonymity of intellectual property owners c) Blockchain-based registries provide transparent and tamper-proof records of intellectual property ownership d) Blockchain-based registries restrict access to intellectual property rights 22 / 30 22. How does blockchain technology address issues of fraud and forgery in real estate transactions? a) By centralizing control over property ownership records b) By increasing anonymity of property ownership c) By decentralizing storage and verification of property ownership records d) By restricting access to property ownership records 23 / 30 23. What is the key difference between symmetric and asymmetric encryption algorithms like RSA? a) Symmetric encryption uses the same key for both encryption and decryption, while asymmetric encryption uses different keys b) Symmetric encryption is slower than asymmetric encryption c) Asymmetric encryption requires no keys, while symmetric encryption requires multiple keys d) Asymmetric encryption uses the same key for both encryption and decryption, while symmetric encryption uses different keys 24 / 30 24. What is the process of mining in the Bitcoin network? a) Verifying transactions and adding them to the blockchain b) Encrypting data on the blockchain c) Solving complex mathematical puzzles to create new blocks d) Exchanging Bitcoin for other cryptocurrencies 25 / 30 25. What distinguishes digital payments facilitated by blockchain technology from traditional payment methods? a) Digital payments are centralized, while traditional payment methods are decentralized b) Digital payments are faster and more secure, while traditional payment methods are slower and less secure c) Digital payments require intermediaries like banks, while traditional payment methods do not d) Digital payments are anonymous, while traditional payment methods require personal information 26 / 30 26. What is the significance of consensus mechanisms in blockchain security? a) Consensus mechanisms decrease transparency of blockchain networks b) Consensus mechanisms increase the risk of data manipulation in blockchain networks c) Consensus mechanisms ensure agreement on the validity of transactions in blockchain networks d) Consensus mechanisms limit access to blockchain networks 27 / 30 27. What is a consortium blockchain? a) A blockchain controlled by a single entity b) A blockchain where any user can participate c) A blockchain managed by a group of organizations d) A blockchain used exclusively for cryptocurrencies 28 / 30 28. What is Delegated Proof of Stake (DPoS)? a) A consensus algorithm where participants are rewarded based on the amount of cryptocurrency they hold or stake b) A mechanism for selecting the next block proposer in a blockchain network c) A consensus algorithm where participants vote for a limited number of delegates to validate transactions on their behalf d) A cryptographic algorithm used for digital signatures 29 / 30 29. How does blockchain technology protect against data tampering? a) By allowing unrestricted editing of data records b) By implementing centralized data storage systems c) By utilizing cryptographic hashing to create immutable data records d) By relying on single points of failure in data storage 30 / 30 30. What is Truffle? a) A digital currency similar to Bitcoin b) A blockchain platform for building decentralized applications (DApps) c) A development framework and environment for Ethereum smart contracts d) A consensus algorithm used in blockchain networks Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! LinkedIn Facebook Twitter 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Blockchain Technology MCQ PDF for Offline Study
