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Learner Reviews & Feedback for Decentralized Applications (Dapps) by University at Buffalo

4.5
stars
1,164 ratings

About the Course

This third course of the Blockchain specialization prepares you to design and develop end-to-end decentralized applications (Dapps) – which provide anyone with access to the blockchain’s features and services. You will use Truffle IDE, smart contracts, a simple web client and a MetaMask client. You will learn about the architecture of a Dapp: the front-end client interface, backed by the blockchain and smart contracts. The course covers the basic design of a Dapp, Truffle development process and commands (init, develop, test and migrate), test-driven development of Dapp, Dapp application models and emerging standards that are essential for predictable Dapp behavior. Main concepts are delivered through videos, demos and hands-on exercises....

Top reviews

NC

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THis course provide some level of workshop/practice which help me clearly understand the building block of a Dapp. Very useful.

RS

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This was a wonderful course. What I wished I knew before taking it was javascript. The programming which required knowledge of it was what made this course difficult for me.

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151 - 175 of 228 Reviews for Decentralized Applications (Dapps)

By Mario A A G

Jan 30, 2022

Seria interesante actualizar los cursos. Mas que al ser una tecnologia emergente en 5 años cambia mucho todo

By Denis A

Jan 18, 2022

It's important to update the course, and the labs. I would also like more practical assignments.

By Javier F G

Feb 24, 2021

Great course to have more in-depth knowledge of Dapps and the way to programme it. Recommended!

By Horacio A C

Mar 19, 2019

Great course! I would just include a more detailed part about front-end development of dapps.

By Upendra A

Jul 22, 2020

I was hoping to learn client side interface and some CURD concept ,anyway course was good.

By leandro d l R

Jan 23, 2022

The videos and assigments need to be updated to recent versions of solidity and metamask

By Constant V

Feb 6, 2020

Some topics went very quick, others were less worked out from a content perspective.

By Radhika S

Dec 29, 2023

The course needs to be updated. But it's still a good starter course for anyone.

By Daniel

Dec 27, 2021

Content was brief but the resources provided helped to deepen some understanding

By Amany A A

Aug 14, 2019

very Helpful ,thank u so much but we need to learn more about testing

By Diego R S A

Feb 8, 2021

Muy buen conocimiento y aplicando lo visto en los cursos pasados.

By Nguyễn H Q

Jan 8, 2020

The programming assignment need to be fix on grade system.

By Ivan D L S

Sep 29, 2018

Great introduction to blockchain distribute applications

By Tong C

Jan 2, 2022

Good material. Unfortunately about 3 years out of date.

By Jeena M G

Apr 21, 2019

I am really enjoying the courses!

By jia c

Apr 7, 2022

如果前置课程添加一些javaScript就更好了。

By Thang P N

Dec 25, 2018

Nice overview knowledge

By Fara O

Apr 20, 2022

good but too easy

By SWAPNIL S S

May 19, 2020

Excellent

By Satyam V

Aug 13, 2021

good

By Eyad S

Nov 22, 2020

The course material was alright, but the exam at the end was miserable to pull off. I needed the file from the last course which luckily I still had in my Trash, and then when I fed it into this evaluator I got 18/20 for reasons unknown. Then it took forever to figure out the syntax used the test.js file, and truffle exceptions were of very little help. In the end I spent 30mins on the theory and 3hrs on the environment and making the grader happy. That's not purpose of the class/test.

By Francisco C

Sep 25, 2021

The course is just OK. A lot of related links don't work and the quizes are still pretty useless. The code provided is outdated so it does not compile right away. Had to update truffle and change the compiler version (through config file) to make it work. The programming assignment again consists of some tasks where the solution is almost given to you. The tests of this assignment are kinda repetitve and not good tests over all since they check basic things and not the important ones.

By Philip H

May 22, 2021

This course was "ok" in my opinion. Its really a shame that Coursera does not have quality checks running to ensure course material provided in their courses are up to date. Throughout the entire specialization, many links where non-functional since resources where not available anymore. Nonetheless, the course provides a solid foundation for learning more about blockchain technology, in my view.

By Preston K

Nov 15, 2021

The course material was great and covered very important information; however, I strongly feel that the projects for this class need to be updated considering the amount of work arounds I needed to use in order to keep up. Specifically it was difficult using metaMask with-in VirtualBox due to changes in UI, and this affected the success in deployment of our sample dapp.

By Vincenzo F

Aug 30, 2020

The programming environment was not working, the software version was old, I struggled a lot to make test cases work due to environment inconsistencies. For the majority of topics we have just scratched the surface. The most interesting Module so far, but also the least valuable in terms of usability and level of information I gained.