Q.1 Blockchain provides ___________ kind of database for every transaction involving value. A. Closed Decentralized B. Open Decentralized C. Closed Centralized D. Open Centralized Ans : Open Decentralized Q.2 The three concepts used to explain the foundation of blockchain are __________________. …
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Q.1 The native currency of Ethereum network is _________________. A. Mycoin B. Ether C. Bitcoin D. Litecoin Ans : Ether Q.2 _________requires lots of Electricity/Energy. A. Proof of Stake B. Proof of work C. Proof …
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Q.1 Which of the following is a similarity between bitcoin and R3 Corda? A. Both have cryptocurrency B. Both are public blockchain platforms C. Both have immutable states D. Both support Turing complete programs Ans : Both are public blockchain platforms Q.2 In R3 …
Q.1 Blockchain is a distributed______. A. Server B. Ledger C. System D. Computer Ans : Ledger Q.2 _____ are a set of rules that verify and add transactions to a blockchain. A. Blocks B. Consensus mechanisms …
