BLOCKCHAIN, DECENTRALIZATION, BLOCK EXPLORER | STEEMIT CRYPTO ACADEMY SEASON 4 | HOMEWORK POST FOR TASK 4

in SteemitCryptoAcademy3 years ago (edited)
Hello guys, it's good to be posting on Steemit again, as I've fallen in love with this amazing community. It's another privilege to submit my homework task given by prof @yousafharoonkhan on the topic Blockchain, Decentralization and Block Explorer.



Here are the Homework Questions below and I will be answering question number 2

HOMEWORK QUESTION

2A. DEFINE DECENTRALIZATION

B. DESCRIBE THE ADVANTAGE AND DISADVANTAGE OF A DECENTRALIZED SYSTEM

C. IN WHAT AREAS OF LIFE CAN A DECENTRALIZED BLOCKCHAIN BE HELPFUL ? (WRITE IN OWN WORDS)


2A. DEFINE DECENTRALIZATION



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When we Say something is DECENTRALIZED, it means it is not being controlled by a single entity or organization OR group , decentralization is a concept that aims at transferring and dispersing power away from a central point to different units/nodes/parts/servers. The opposite side of decentralization is centralization, in centralization, there is a center authority who is in full control of all operations and activities within the system. Some systems that make use of the centralized system are the governmental system and the financial systems while the system of decentralization has been adopted and implemented in the blockchain technology, Decentralized Exchange (DEX), Decentralized Apps (DAPPs), Decentralized Finance (DeFi). Decentralization is a global concept that has been widely accepted as it disseminate information and power across multiple facets hereby proferring less risk compared to centralization where any Crack or breakdown in the whole network can lead to an adverse effect on the whole network connected to the central system. However, it is to be noted that a decentralized system helps to minimize or eradicate almost all human error/involvements in its operations, hereby leading to an increase in efficiency. Now, let me talk briefly on features of a decentralized system.

FEATURES OF A DECENTRALIZED SYSTEM

  1. A Decentralized System is usually transparent

  2. Decentralization has multiple central units/servers

  3. Decentralization makes use of peer-to-peer (p2p) system.

  4. Each units/members are usually responsible for their own decisions and functionality.

  5. Decentralized systems makes use of Components such as nodes (computer, mobile, cases, wifi), servers and units

  6. The final behavior of the system is the aggregate of the decisions of the individual members.


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Now, I will like to use Bitcoin as an illustration because it is the most popular case study of a decentralized system. It is good to know that no single authority/organization own the Bitcoin network. The Bitcoin network is an aggregate of all nodes and unit, this units interacts with one another for maintaining the amount of Bitcoin every user has.

2B. ADVANTAGES AND DISADVANTAGES OF A DECENTRALIZED SYSTEM

Decentralization is not a panacea, hence it also has it's own flaws despite the huge benefit

ADVANTAGES

QUICK DECISION MAKING
If the system is decentralized i.e each units/nodes/members are saddled with the responsibility to take individual decisions, it brings about prompt and quick decision making since decisions do not have to be taken by any central power.

REDUCES THE BURDEN ON CENTER AUTHORITY
Since the responsibilities are diversified under the decentralized system, there is less burden on the center authority or top hierarchy. This gives the top hierarchy more time to concentrate on other functions.

TRANSPARENCY
In a decentralized system, every activities or transactions that takes place is usually transparent, no single entity is saddled with the responsibility of performing all tasks as they are usually diversified, transactions especially on the blockchain are usually secure, private and efficient as anyone can view its code.

MINIMIZES ERROR
When tasks are diversified to different units and networks, it enhances accuracy and minimizes error. For example, transactions on the blockchain are usually performed by numerous network of computers/nodes. This minimizes human involvement, hence even if a computer on the network makes a mistake, the error will only affect that unit of the system and not the whole system, hence decentralization enhances accuracy

MORE AUTONOMY AND CONTROL OVER RESOURCES
In a decentralized system, each units/nodes function on its own and control its own behavior, hence this leads to better autonomy and control over resources. Each unit can make independent decisions and they will also have a thorough knowledge of task given.


DISADVANTAGES


  • One unique disadvantage of the decentralized system especially on the blockchain technology is that transactions that are done on it are irreversible
  • Decentralization normally involves high cost of running or setting up hence it is not suitable for small systems because of the financial burden
  • It is more difficult to achieve a collective task because every units/nodes/computers operates on its own accord or order
  • Under the decentralized system, it is hard to follow a standardized policy because each unit manager develops his own policy to follow, this can bring about problem of coordination especially in organizations that uses this system

2C. IN WHAT AREAS OF LIFE CAN A DECENTRALIZED BLOCKCHAIN BE HELPFUL ? (WRITE IN YOUR WORDS)


BANKING AND FINANCE

If there is any facet of life that stands to benefit hugely from the implementation of decentralization of blockchain, it has to be the banking and finance sector. A lot of things can be changed in the banking sector like time to process payments, sometimes it takes banks days to process some transactions but if they implement decentralized blockchain, transactions can be process in few mins, also transactions can be carried out 24/7 even on holidays and weekend with the use of decentralized blockchain, not only that, issues like hacking of accounts will be a thing of the past as the decentralized blockchain is fully secured and safer

HEALTHCARE

The Healthcare sector can also benefit immensely from the use of decentralized blockchain technology. There are a lot of patient's medical record that needs to be properly kept secured and private from the public, all this records can be encrypted and stored on the blockchain, such that only individuals with the private keys can have access to it, this ensures privacy of patients and gives them more confidence that they are in safe hands.

VOTING

Decentralized Blockchain can help transform the voting system used during election in many countries of the world. In so many cases, there is usually report of votes being tampered with or ballot boxes snatching and changing of election result figures, all these fraudulent acts and electoral malpractices can be corrected by the implementation of decentralized blockchain, with the use of blockchain, there will be transparent electoral process, instant results and it will even boost the voters turn-out.

EDUCATION

Education remains one of the important areas of life that we can't overlook. A lot of irregularities like exam questions leakage, buying of certificate, exam scores manipulation, missing files and scripts, missing student records and so on. All these irregularities can be curb if Schools or educational institutions can adopt the decentralized blockchain technology, it will help secure records and files, help store students' grades and scores and also there will be transparency.

CONCLUSION


I am of the opinion and believe that the world needs to adopt this decentralized system in every area of life. It has numerous advantages and benefits as it pros far outweighs its cons. We can all live a better life with this amazing technology. Big thanks to professor @yousafharoonkhan for this great course, it has enlightened me more and have learnt from it immensely. I hope to further learn from you. Thanks !

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