Blockchains are decentralized ledgers which, by definition, are not controlled by a central authority. Due to the value stored in these ledgers, bad actors have huge economic incentives to try and cause faults.What algo was the original solution to the potential problem as specified by Satoshi?
Answer(s): D
The big breakthrough when Bitcoin was invented, was the use of Proof-of-Work as a probabilistic solution to the Byzantine Generals Problem as described in depth by Satoshi Nakamoto.
https://medium.com/loom-network/understanding-blockchain-fundamentals-part-1-byzantine-fault- tolerance-245f46fe8419
What are some likely repercussions that could occur as a result of a 51% attack to the Bitcoin network? (Select three.)
Answer(s): A,B,C
The 4 main attacks that can happen directly as a result of the 51% attack are: Selfish mining. Cancelling transactions. Double Spending. Random forks.
https://blockgeeks.com/guides/hypothetical-attacks-on-cryptocurrencies/
____________is a real-time gross settlement system (RTGS), currency exchange and remittance network by __________
Answer(s): A
Ripple is a real-time gross settlement system (RTGS), currency exchange and remittance network by Ripple.
https://ripple.com/
A centralized system is one that that is governed by a hierarchical authority. Which of the following Blockchains would be correctly stated as centralized?
https://medium.com/@dustindreifuerst/permissioned-vs-permissionless-blockchains-acb8661ee095
Message Calls in the Ethereum EVM is limited to a depth of ____________?
Answer(s): C
Calls are limited to a depth of 1024, which means that for more complex operations, loops should be preferred over recursive calls.
https://solidity.readthedocs.io/en/latest/introduction-to-smart-contracts.html#the-ethereum-virtual-machine
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good questions. thanks.
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q40 the answer is not d, why are you giving incorrect answers? snapshot consolidation is used to merge the snapshot delta disk files to the vm base disk
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in the pdf downloaded is write google cloud database engineer i think that it isnt the correct exam
i think you have the answers wrong regarding question: "what are three core principles of web content accessibility guidelines (wcag)? answer: robust, operable, understandable
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question 59 - a newly-created role is not assigned to any user, nor granted to any other role. answer is b https://docs.snowflake.com/en/user-guide/security-access-control-overview
just passed my exam today. i saw all of these questions in my text today. so i can confirm this is a valid dump.
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just clear exam on 10/06/2202 dumps is valid all questions are came same in dumps only 2 new questions total 46 questions 1 case study with 5 question no lab/simulation in my exam please check the answers best of luck
q.112 - correct answer is c - the event registry is a module that provides event definitions. answer a - not correct as it is the definition of event log
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totally not correct answers. 21. you have one gcp account running in your default region and zone and another account running in a non-default region and zone. you want to start a new compute engine instance in these two google cloud platform accounts using the command line interface. what should you do? correct: create two configurations using gcloud config configurations create [name]. run gcloud config configurations activate [name] to switch between accounts when running the commands to start the compute engine instances.
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