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Basic Question 1 of 7
Two broad types of consensus protocols are:
II. proof of service (PoS)
III. proof of stake (PoS)
IV. proof of transaction (PoT)
I. proof of work (PoW)
II. proof of service (PoS)
III. proof of stake (PoS)
IV. proof of transaction (PoT)
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I am using your study notes and I know of at least 5 other friends of mine who used it and passed the exam last Dec. Keep up your great work!

Barnes
Learning Outcome Statements
describe financial applications of distributed ledger technology
CFA® 2026 Level I Curriculum, Volume 5, Module 7.