CAMPUS BUIDLer - Day 1
Tags: binance, cryptography, beginners, blockchain
Published: 2021-11-02 10:23:46

# Introduction

> It all started yesterday, i.e **1st November 2021**


![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/vz49mb5lkoebz1bynqwk.png)

I received my acceptance mail from **_Team Binance_** and also the very 1st Day of personalised Binance Training.

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## CAMPUS BUIDLer by [Binance] (https://www.binance.com/en)
`As I'm beginner in writing blogs. Please be kind. Thanks!`

I would like to quote the main subject areas and then quote the sub-headings of my Learning. So, here goes nothing..

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# Topic 1: What is Blockchain?

A blockchain is a special type of database.

### 1.) Blockchain

> ##### What is a Distributed Ledger Technology (DLT)?
> ##### What is a Genesis Block?
> ##### What is an Identifier?
> ##### How do "Identifiers" impact with the Input Data?

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### 2.) How are blocks connected?

> ##### What is the Hashing?
> ##### How are hash values impacted over the input data?
> ##### What do each *"block"* in a chain contain?

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### 3.) Decentralization

> ##### Why does Blockchain needs to be Decentralization?
> ##### Applications of Blockchain in other Tech Domains & Technologies?
> ##### Ownership policies within a Blockchain?

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### 4.) Byzantine Generals Program

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### 5.) What is Peer-to-Peer Networking?

> ##### Roles of a peer in accordance to Blockchain?
> ##### How does Binance play it's role in handling your information/data?

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### 6.) Nodes in a Blockchain?

> ##### Role of a node?
> ##### Role of a user within a node?
> ##### What is a Light Node?

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### 7.) Public vs Private Blockchains?

> ##### Differences between a public and private blockchain?
> ##### Contributions by Bitcoin

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### 8.) How transactions work?

> ##### What is Double Spending?
 * What are the preventive measures?
 * Types of attacks within the Double Spending?
 * Which are the multiple schemes adopted to store the information?

> ##### How to carry-out a blockchain transaction?
 * How to send data to blockchain to wallets & receiving the data back?
 * How Binance operates in this task?

> ##### How is _"cryptography"_ related in carrying out transactions?

> ##### Contributions by Bitcoin

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### 9.) History and mastermind behind Blockchain Technology
- The ideas behind blockchain were first conceived as early as 1991, but it didn't receive more attention until Bitcoin was developed in 2009.
- Bitcoin was created by a person or group of people under the pseudonym Satoshi Nakamoto.

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### 10.) Pros & Cons of Blockchain Technology

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/19cpl9dppodhka545wsr.png)

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# Topic 2: What is Cryptocurrency? How does it work?
- A cryptocurrency (or crypto) is a form of digital cash that enables individuals to transmit value in a digital setting.
- A good cryptocurrency will be decentralized.
- There isn’t a central bank or subset of users that can change the rules without reaching consensus.

#### 1.) What is Cryptocurrency?

#### 2.) What makes Cryptocurrency unique?

#### 3.) Why the name *"Cryptocurrency"*?

#### 4.) What is public-key cryptography?

#### 5.) Differences between Cryptocurrencies and Tokens?

#### 6.) What are a Crypto Wallets?

#### 7.) How does _"Crypto Mining"_ work?

#### 8.) Are cryptocurrencies scalable?

#### 9.) Explored the basic Myths and Facts on cryptocurrencies.

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/zxwmf95be8j3fj0e6jiu.png)

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# Topic 3: What are the applications of Blockchain Technology?

### Use cases
> ##### -> Charity
##### -> Supply chain
##### -> Healthcare
##### -> Governance
##### -> Royalty Payments
##### -> Payment Solutions & dApps
##### -> IoT

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/s8u3c23b4cbjuhisjab6.png)