11 lines
3.7 KiB
Plaintext
Executable File
11 lines
3.7 KiB
Plaintext
Executable File
id&qtp&qim&qil&qtx&qca&qia&qrm&qnxt&qprv&qalb&subj&wght&pts&flr&ded&layout&qfixed&qptsbyans&flags
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blkchn2.001&esa&1&N&_________ was the first
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;asset recorded using a blockchain ledger.&bitcoin&&Bitcoin was the first<br>asset recorded using a
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;<br>;blockchain ledger.&&&&undefined.0&&&&&1&&&N.
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blkchn2.002&esa&0&N&________ and ________ represent the first two
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;generations of blockchain technology,
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;respectively.&bitcoin ethereum&&Bitcoin and Ethereum represent the first two <br>;
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;<br>;generations of blockchain technology, <br>;
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;<br>;respectively.&&&&undefined.0&&&&&1&&&N.
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blkchn2.003&esa&0&N&Bitcoin also uses operators of network nodes,
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;called “______,” who must agree by
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;consensus when adding new blocks to chain.&miners&&Bitcoin also uses operators of network nodes, <br>;
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;<br>;called “miners,” who must agree
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;<br>;by<br>consensus <br>;when adding new blocks to
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;<br>;chain.&&&&undefined.0&&&&&1&&&N.
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blkchn2.004&esa&0&N&The consensus mechanism is called _______ ___
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;_____, which requires network nodes to compete
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;with each other by performing extensive
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;computational work.&proof of work&&The consensus mechanism is called Proof of Work <br>;
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;(PoW), which requires network nodes to compete
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;<br>;with each other by performing extensive
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;<br>;computational work.&&&&undefined.0&&&&&1&&&N.
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blkchn2.005&esa&0&N&This approach of adding payment, difficulty, and
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;expense to the administration of the ledger is
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;intended to keep ____________ from operating
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;network nodes.&hackers,bad actors&&This approach of adding payment, difficulty, and
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;<br>;expense to the administration of the ledger is
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;<br>;intended to keep hackers or other bad actors from
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;<br>;operating network nodes.&&&&undefined.0&&&&&1&&&N.
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blkchn2.006&esa&0&&The payments made to reward network operators
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;explain why cryptocurrencies are mandatory in a
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;________ blockchain but are not needed in a
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;permissioned blockchain.&public&&The payments made to reward network operators
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;explain why cryptocurrencies are mandatory in a
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;public blockchain but are not needed in a
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;permissioned blockchain.&&&&undefined.0&&&&&1&&&N.
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blkchn2.007&esa&0&N&Ethereum came along years later offering a
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;number of improvements over Bitcoin’s
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;implementation, along with extensive
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;development capabilities and tools that
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;________ can use as a development platform to
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;build their own blockchain applications.&anyone,everyone,anybody,everybody&&Ethereum came along years later offering a <br>;
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;<br>;<br>;number of improvements over Bitcoin’s
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;<br>;<br>;<br>;implementation, along with extensive
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;<br>;<br>;<br>;development capabilities and tools
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;<br>;that <br>;anyone <br>;can use as a development
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;<br>;platform <br>;to build <br>;their own
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;<br>;blockchain <br>;applications.&&&&undefined.0&&&&&1&&&N.
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blkchn2.008&esa&0&N&Ethereum also introduced its own cryptocurrency
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;called Ether (ETH) and replaced the PoW
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;consensus mechanism with a _________ __
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;_________ (PoS) protocol that requires less
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;overall computation.&proof of stake&&Ethereum also introduced its own <br>cryptocurrency
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;called Ether (ETH) and replaced <br>the PoW consensus
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;mechanism with a Proof of Stake <br>(PoS) protocol that
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;requires less overall computation.&&&&undefined.0&&&&&1&&&N.
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blkchn2.009&esa&0&N&The bottom line is that Ethereum smart
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;contracts enable the exchange of digital assets
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;between parties in a more sophisticated and
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;reliable manner and are the mechanism used
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;to eliminate _______________.&intermediaries&&The bottom line is that Ethereum smart contracts
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;<br>;enable the exchange of digital assets between
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;<br>;parties in a more sophisticated and reliable
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;<br>;manner and are the mechanism used<br>to eliminate
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;<br>;intermediaries.&&&&undefined.0&&&&&1&&&N.
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