Blockchain Quiz A challenging Quiz all about Blockchain and Ethereum Start our free Quiz now and figure out, how well your Blockchain knowledge is. The rules are: You have to answer 30 Questions Timelimit will be 5 minutes every question has only 1 correct answer Do you have what it takes to answer all questions correct? (Spoiler: Nobody has ever gotten every answer right) Why do we need Blockchain? Power and Corruption create a trust problem We need to store more data Data needs to be available everywhereWhat are the benefits of Blockchain? Creates trust and security Stores huge amount of data Connect the worldWhat can you do with tokens? Create new Blockchains Apply functions to a Blockchain Secure a blockchainWhat is a cryptocurrency Coin? Money Wallet BlockchainWhat did Satoshi Nakamoto develop? Bitcoin whitepaper Blockchain Ethereum whitepaperWho invented Ethereum? Arthur Britto Vitalik Buterin Gavin WoodWhat is Blockchain? An algorithm An open, distributed, transparent ledger A digital Book for global accessWhat are the limitations of Blockchain? There are no limitations Scalability, speed and storage GovernmentWhat is a hash ? A checksum An algorithm A encryption codeWhy do we need a hash function? Security Transparency DistributionWhat is the task of a miner? Validate transactions Transfer coins Secure the ledgerWhat is a miner? A computer A person A nodal point in the networkWhat is the task of the ledger? Tracking transactions Hint function Warning functionHow do we secure the ledger? Encryption Transparency Cryptographic hashingWhy do you need a digital wallet? Share data Store coins Use the networkWhat types of Blockchain users exist? Centralized and decentralized user Active and Passive user Miner and TraderWhat is the basic concept of the Blockchain technology? Sharing Transparency DistributionWhat is the key function of Blockchain? Tracking transactions Eliminate third parties Everyone can review everythingWhat is a correct type of a hash function? Proof of work SHA256 There is no type of a hash function, they are all the sameWhat is Proof of Work? The effort to validate transaction The effort to transfer coins The effort to confirm successful transactionsWhat is a cryptocurrency? Digital currency A coin A piece of codeWhat is Ether? A Blockchain A piece of code EthereumWhat is a smart contract? An Agreement Commitment A self executing codeCan you change a smart contract? Yes Yes, with permission of both parties NoWhat is an example of a DAO? There are no examples IOTA SteemitWhat is an advantage of a DAO? Reduce costs Do not need people Reduced risk of failureWhat is a criterion of a dApp? Open Source Transparent FreeWhat is a "type 1" dApp? Runs on their own Blockchain Runs on another Blockchain Uses smart contractsWhat is the purpose of the Blockchain technology? Because we have a safety problem Because we have a trust problem Because of the dark netWhat is a peer-to-peer system? System of peers Nodal points Computer unionWhat is a token? Subset of a coin Fuel for the network Needed for smart contractsWhat are the benefits of tokens? You can trade with him You can collect them You can apply functions on the blockchainWhat is the different between DO and DAO? DO is autonomous DAO is more secured DAO is autonomousHow is DAO defined? With dApps Through smart contracts With TokensWhat is an ERC20 Token? High value token Standard token A token that is 20 times fasterWhat is a coin? A Blockchain A rule in the network An assetWhat is an example for Blockchain 2.0? Ethereum Bitcoin IOTAWhat do you need for decentralized applications? A smart phone A smart contract EthereumThanks for completing our Blockchain Quiz. If you are interested in getting more detailed results of your Quiz, just leave us your E-Mail and we can send it to you. Your Nirolution Team Name (optional) E-Mail (get more detailed information about your Quiz) Time is Up!