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Prepare for the Blockchain BTA Certified Blockchain Developer - Hyperledger exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.
QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Blockchain CBDH exam and achieve success.
The questions for CBDH were last updated on Apr 1, 2025.
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What is the best description of how Kafka is utilized for consensus approach in Hyperledger Fabric?
Kafka essentially is a distributed, horizontally-scalable, fault-tolerant, commit log. The other answers are in correct.
References:
Consensus on the Blockchain defines________________
Consensus is when the distributed ledger has been updated and all nodes maintain their own identical copy of the ledger which essentially is an agreement. This is also known as the ''World State'' in some blockchains. This architecture allows for a new capacity as a system of recordkeeping that goes beyond being a simple database.
All of the following are key terms in Cryptography EXCEPT?
Cryptography is used in Blockchain to address the issues and concerns of privacy. Cryptography is the study of how to send information back and forth securely in the presence of adversaries. A cryptographic function is a function for encoding or encrypting data to protect the contents from others. The following components are the basis of a cryptographic function: The Secret: The data which we are trying to protect The Key: A piece of data used for encrypting and decrypting the secret The Function: The process or function used to encrypt the secret The Cipher: The encrypted secret data, output of the function The Secret and the Key are passed into the Function to create a Cipher.
When designing a client application it is important to note that queries are defined in a query file (.qry).
Where is this .qry file stored?
The advantages of using Hyperledger Fabric include which of the following?
Hyperledger Fabric has a modular component structure and an extensible plug and play framework
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