Blockchain exam - Study guides, Class notes & Summaries

APRP-Exam Latest Update with Verified Solutions ACH Network Payment system governed by the ACH rules, UCC 4, UCC 4A, Electronic Funds Transfer Act, OFAC, Regulation E, The Right to Financial Privacy, Regulation D and Regulation CC ACH Operator The central clearing facility for ACH transactions Acquirer/Processor (Merchant Bank or Merchant Processor) The financial institution that contracts with a merchant to initiate payment requests to a card association or company in the contex...

Crypto & Blockchain Education Exam ...

BLOCKCHAIN EXAM LATEST UPDATE...

what makes blockchain special? - Answer it uses peer-to-peer network technology— combined with cryptography and a sophisticated security protocol—to enable parties that don't know or trust each other to conduct financial transactions without involving a traditional trusted intermediary, such as a bank or payment processing network. How can blockchain make traditional payment methods obsolete? - Answer By eliminating the middleman and harnessing the power of distributed networks, block...

What is blockchain? - Answer- Blockchain is an encrypted, distributed database shared across multiple computers or nodes that are part of a community or system. What makes it one of the most exciting technologies? - Answer- Its ability to reduce the possibility of security breaches by even its own operators. How does blockchain reduce the possibility of security breaches? - Answer- In a traditional implementation, a rogue administrator can potentially change historical transactions because...

What do hash functions do? - Answer Takes data of any sizes and produces a UNIQUE output data of a fixed size from it, which identifies the input What are the characteristics of an ideal hash function? - Answer Computationally easy to compute, every bit should change in data, it should not be possible to identify the input from the output

IBM Blockchain exam (elaborations) questions & answers

M8b; Blockchain Exam ...

Blockchain Exam Study Q&S Latest Update

What is Blockchain? - It's an immutable record of digital events shared peer to peer between different parties. It can only be updated by consensus of a majority of the participants in the system and, once entered, information is very hard to erased. It revolutionizes the concept of data storage. How did blockchain get discovered? - Right after the Global Financial Crisis when people lost faith in the banks, Satoshi Nakamoto solved a very complex Game Theory conundrum called the Byzantine...