November 19, 2022 Assessment, Interview Barry Allen Blockchain Quiz 0 Blockchain Quiz An MCQ Quiz for Blockchain Interviewers 1 / 30How many types of blockchain are there 4 3 5 6 2 / 30The different blocks in the blockchain are linked by Nodes Cryptography Linked list Chain 3 / 30Bitcoin was introduced in ______ year. 2010 2009 2002 2008 4 / 30The Blockchain technology was first implemented on Banks Hospital Bitcoin Transactions 5 / 30Blockchain is Technology Currency Programming language Cryptocurrency 6 / 30Is blockchain same as bitcoin? yes no 7 / 30While making transactions, what is recorded in a block? Date Time Transaction amount ALL 8 / 30Each block in a blockchain contains hashcode of ______ block. next last previous middle 9 / 30The key feature of blockchain is Security Digital signature P2P Blocks 10 / 30Blockchain is distributed among all the computers in the world through Nodes Pipes Internet Software 11 / 30Hardware wallet uses technology ______. PNG CNG RNG TNG 12 / 30For more security, we can use mobile wallet desktop wallet hardware wallet network wallet 13 / 30Desktop wallets are safe, then web wallets mobile wallets browser wallets Both a&b 14 / 30To complete a bitcoin transaction, the public and private keys must match should be equivalent should be same ALL 15 / 30The alphanumeric identifier called __________ is used to identify specific location on the blockchain. address hash code ID Tranaction ID 16 / 30 Blockchain technology is mainly used in Payments Banks Cryptocurrency Schools 17 / 30What is the main problem with cryptocurrency? It is illegal It facilates trade of unregistered authorities People misuse of bitcoins all 18 / 30 In the future, cryptocurrency can replace Banks payments gold transactions 19 / 30 Bitcoins are awarded to computers that are able to understand & solve complex mathematical problems, and these computers are called. Machines Miners Bitcoin extractor none 20 / 30In Blockchain, we can just. Insert data delete data update data none 21 / 30Blockchain can be used in Healthcare Voting System Payments ALL 22 / 30The decentralized voting application is built on ________ language. C C++ Solidity Python 23 / 30Blockchain is immutable means. Anyone can change the data The data rely on a central point of control Nobody can change the data not even the system administrator set of protocol that are executed when conditions are met. 24 / 30How many transactions can one block store in a Blockchain? 600 200 100 500 25 / 30Blockchain is based on P2P C2C B2C C2B 26 / 30The first block of the Blockchain is called First block Starter block Genesis block Mandatory block 27 / 30Blockchain is a type of linked list Bubble sort stack queue 28 / 30__________ is a technology in blockchain in which participants have to agree that a transaction is valid. Legal participation Authorised access Consensus-based Both a&b 29 / 30Blockchain provides Distributed ledger Transparency security ALL 30 / 30Who invented Blockchain technology? Santoshi Nakamoto Charles Babbage Dennis Ritchie John Doe Your score is LinkedIn Facebook Twitter VKontakte Related Posts:iOS QuizNodeJs QuizAndroid QuizPHP QuizAngularJs QuizCybersecurity Quiz Leave a comment Cancel reply Save my name, email, and website in this browser for the next time I comment. ΔThis site uses Akismet to reduce spam. Learn how your comment data is processed.