Blockchain Mock Interview
Master 26 Blockchain interview questions covering consensus algorithms, smart contracts, and cryptography.
Question 15 of 26
What is a consensus algorithm, what is its purpose, and can you provide some examples?
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William Swansen has worked in the employment assistance realm since 2007. He is an author, job search strategist, and career advisor who helps individuals worldwide and in various professions to find their ideal careers.
This question can be easily recognized as technical since it asks about a specific concept used in this job, its purpose and asks you to provide some examples. When conducting research before an interview, you should try to understand the processes the organization uses to conduct the work you are interviewing for. This will enable you to provide examples that they can relate to and which align with the job. Doing this will set you apart from other people interviewing for this position.
William Swansen has worked in the employment assistance realm since 2007. He is an author, job search strategist, and career advisor who helps individuals worldwide and in various professions to find their ideal careers.
"A consensus algorithm is a protocol used by all the nodes within a blockchain to reach an agreement on the current state of a ledger. The purpose of a consensus algorithm is to establish trust between the nodes and to ensure that each block is secure. Some of the more common consensus algorithms include:
oProof-of-Work(PoW)
oProof-of-Authority
oProof-of-Activity
oUnique Node Lists
oDelegated Proof-of-Stake
oByzantine Fault Tolerance
oSIEVE"
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