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There are 4 modules in this course
This second course of the Blockchain specialization will help you design, code, deploy and execute a smart contract – the computational element of the blockchain technology. Smart contracts allow for implementing user-defined operations of arbitrary complexity that are not possible through plain cryptocurrency protocols. They allow users to implement conditions, rules and policies of the domain applications. Smart contracts are a powerful feature that, when properly designed and coded, can result in autonomous, efficient and transparent systems.
You will design and program smart contracts in Solidity language, test and deploy them in the Remix development environment, and invoke them from a simple web interface that Remix provides. This course features best practices for designing solutions with smart contracts using Solidity and Remix IDE.
Main concepts are delivered through videos, demos and hands-on exercises.
The purpose of this module is to introduce the reasons for a smart contract and its critical role in transforming blockchain technology from enabling decentralized systems. We will explore the structure and basic concepts of a smart contract through examples, and illustrate Remix (remix.ethereum.org) web IDE for deploying and interacting with a smart contract.
Our goal is to master the basics of Solidity, a high-level language that is a combination of Javascript, Java and C++. It is specially designed to write smart contracts and to target the Ethereum Virtual Machine. Learners will be able to follow demonstrations and practice using Solidity.
What's included
7 videos5 readings6 assignments
Show info about module content
7 videos•Total 47 minutes
Solidity: Structure•6 minutes
Basic Data Types & Statements (Bidder Data & Functions Demos)•7 minutes
Specific Data Types (Part 1) (Coin Demo)•7 minutes
Specific Data Types (Part 2) (Coin Demo cont.)•2 minutes
Data Structures (Part 1) (BallotV1 Demo)•10 minutes
Data Structures (Part 2) (StateTransV2 Demo)•8 minutes
This module focuses on the development of the Ballot smart contract incrementally to illustrate various features including time dependencies, validation outside the function code using access modifiers, asserts and require declarations, and event logging.
What's included
7 videos4 readings5 assignments
Show info about module content
7 videos•Total 32 minutes
Putting It All Together: Developing Smart Contracts•6 minutes
Time Elements (Part 1)•4 minutes
Time Elements (Part 2) (BallotV2 Demo)•7 minutes
Time Elements (Part 3)•2 minutes
Validation & Test (Part 1) (BallotV3 Demo)•7 minutes
Validation & Test (Part 2) (BallotV4 Demo)•4 minutes
This module will focus on best practices including evaluating whether a blockchain-based solution is suitable for your problem, designing Solidity smart contracts, and those relating to Remix IDE.
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Learner reviews
4.6
2,335 reviews
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4 stars
21.92%
3 stars
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AS
5·
Reviewed on Mar 1, 2022
Best , if you have no programming back ground still you can learn the basics of the smart contract very well and move on in the word of Blockchain applications.
M
MS
5·
Reviewed on May 27, 2021
This course was very good. I have already had the experience of learning from Professor Bina. She teach very patiently and accurately. This course was very useful for me.
F
FL
4·
Reviewed on Jan 12, 2019
Everything great, however the last assignment could have some more guidance, or stepped approach. I had to do a lot of guessing instead of being sure of what to do.
This course is for anyone interested in designing and developing smart contracts. Along with other courses of the Blockchain specialization, it provides the foundation to design and develop decentralized applications (the focus of the third course) on the blockchain.
Are there any prerequisites?
Mastery of content from the first course of the specialization (Blockchain Basics) is a prerequisite. Knowledge of at least one modern, high-level programming language is required.
Are there any hardware requirements?
A laptop or a desktop of this specification: 64 bit machine with minimum 4Gb ram, 10Gb free space and Windows 7 or above , or ubuntu 16.04 or Mac os x 10.0+.
When will I have access to the lectures and assignments?
To access the course materials, assignments and to earn a Certificate, you will need to purchase the Certificate experience when you enroll in a course. You can try a Free Trial instead, or apply for Financial Aid. The course may offer 'Full Course, No Certificate' instead. This option lets you see all course materials, submit required assessments, and get a final grade. This also means that you will not be able to purchase a Certificate experience.
What will I get if I subscribe to this Specialization?
When you enroll in the course, you get access to all of the courses in the Specialization, and you earn a certificate when you complete the work. Your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile.
Is financial aid available?
Yes. In select learning programs, you can apply for financial aid or a scholarship if you can’t afford the enrollment fee. If fin aid or scholarship is available for your learning program selection, you’ll find a link to apply on the description page.