Blockchain exam - Study guides, Class notes & Summaries

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 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 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

M8b; Blockchain Exam ...

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...

IBM Blockchain exam (elaborations) questions & answers

Blockchain Exam Study Q&S Latest Update

Blockchain Exam Study Guide with Q&S of the Latest Update

Blockchain Exam Q&S Latest Update

Blockchain Development Exam Latest Update...