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Blockchain for Enterprise

You're reading from  Blockchain for Enterprise

Product type Book
Published in Sep 2018
Publisher Packt
ISBN-13 9781788479745
Pages 220 pages
Edition 1st Edition
Languages
Concepts
Author (1):
Narayan Prusty Narayan Prusty
Profile icon Narayan Prusty

Table of Contents (14) Chapters

Title Page
Packt Upsell
Contributors
Preface
1. What are Decentralized Applications? 2. Building Blockchain Using Quorum 3. Writing Smart Contracts 4. Getting Started with web3.js 5. Building Interoperable Blockchains 6. Building Quorum as a Service Platform 7. Building a DApp for Digitizing Medical Records 8. Building a Payment Solution for Banks 1. Other Books You May Enjoy Index

Overview of Quorum


Quorum is a permissioned decentralized platform that allows us to deploy DApps on top of it. DApps are created using one or more smart contracts. Smart contracts are programs that run exactly as programmed without any possibility of downtime, censorship, fraud, or third-party interface. In Quorum, smart contracts can be written in Solidity, LLL, or Serpent. Solidity is the preferred one. There can be multiple instances of a smart contract. Each instance is identified by a unique address, and you can deploy multiple DApps on the same Quorum network. 

In Ethereum, there is an internal currency called ether. To deploy or execute smart contracts, you need to pay ether to the miners and as Quorum is a fork of Ethereum, the same thing exists here too. But in Quorum, ether is valueless and a fixed number of ether is generated at the genesis block, and no more ether can be generated after that. Both user accounts and smart contracts can hold ether. In Quorum, you need to have some...

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