Block-chain based question and answering system

Recent developments in blockchain technology has led to the emergence of a new approach of application development – Decentralised Application (DApp). In this approach, a decentralised infrastructure is made possible where front-end clients will be connected to decentralised blockchain network. Bene...

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Bibliographic Details
Main Author: Ng, Eddie Wei Xuan
Other Authors: Hui Siu Cheung
Format: Final Year Project (FYP)
Language:English
Published: Nanyang Technological University 2020
Subjects:
Online Access:https://hdl.handle.net/10356/138455
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author Ng, Eddie Wei Xuan
author2 Hui Siu Cheung
author_facet Hui Siu Cheung
Ng, Eddie Wei Xuan
author_sort Ng, Eddie Wei Xuan
collection NTU
description Recent developments in blockchain technology has led to the emergence of a new approach of application development – Decentralised Application (DApp). In this approach, a decentralised infrastructure is made possible where front-end clients will be connected to decentralised blockchain network. Benefits of such approach includes a more secured application that is highly tolerant to faults. This project aims to explore the potential of blockchain technology and demonstrate the possibility of creating a peer-to-peer learning environment using blockchain. A decentralised blockchain-based Question and Answering System (QAS) will be designed to run above a locally run private blockchain network. The QAS is then implemented to study the feasibility of supporting functions supported by traditional centralised approach and its performance. Evaluation of the system performance found traditional centralised approach to outperform the decentralised approach in terms of latency and throughput. However, findings from user evaluation conducted indicated a positive sentiment towards the use of blockchain technology.
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spelling ntu-10356/1384552020-05-06T06:23:42Z Block-chain based question and answering system Ng, Eddie Wei Xuan Hui Siu Cheung School of Computer Science and Engineering ASSCHUI@ntu.edu.sg Engineering::Computer science and engineering Recent developments in blockchain technology has led to the emergence of a new approach of application development – Decentralised Application (DApp). In this approach, a decentralised infrastructure is made possible where front-end clients will be connected to decentralised blockchain network. Benefits of such approach includes a more secured application that is highly tolerant to faults. This project aims to explore the potential of blockchain technology and demonstrate the possibility of creating a peer-to-peer learning environment using blockchain. A decentralised blockchain-based Question and Answering System (QAS) will be designed to run above a locally run private blockchain network. The QAS is then implemented to study the feasibility of supporting functions supported by traditional centralised approach and its performance. Evaluation of the system performance found traditional centralised approach to outperform the decentralised approach in terms of latency and throughput. However, findings from user evaluation conducted indicated a positive sentiment towards the use of blockchain technology. Bachelor of Engineering (Computer Science) 2020-05-06T06:23:42Z 2020-05-06T06:23:42Z 2019 Final Year Project (FYP) https://hdl.handle.net/10356/138455 en SCSE19-0299 application/pdf Nanyang Technological University
spellingShingle Engineering::Computer science and engineering
Ng, Eddie Wei Xuan
Block-chain based question and answering system
title Block-chain based question and answering system
title_full Block-chain based question and answering system
title_fullStr Block-chain based question and answering system
title_full_unstemmed Block-chain based question and answering system
title_short Block-chain based question and answering system
title_sort block chain based question and answering system
topic Engineering::Computer science and engineering
url https://hdl.handle.net/10356/138455
work_keys_str_mv AT ngeddieweixuan blockchainbasedquestionandansweringsystem