IT2864 Week 4

What is a public blockchain?

• A public blockchain is a secure and private ledger that can only be accessed by authorized individuals.

• A public blockchain is a decentralized and transparent ledger that is open to anyone to participate and view.

• A public blockchain is a centralized and opaque ledger that is only accessible to a select group of individuals.

• A public blockchain is a database that is controlled by a single entity and is not open to public participation.

What is an enterprise blockchain?

• A public blockchain accessible to anyone

• A blockchain used for personal transactions

• A private or permissioned blockchain designed for use within a specific organization or group of organizations.

• A blockchain that is not secure

What are some key considerations when choosing a blockchain platform?

• Transaction speed, user interface, token price

• Marketing strategy, company reputation, token supply

• Scalability, security, consensus mechanism, development tools and community support.

• Blockchain size, transaction fees, programming language

What are distributed apps in the context of blockchain?

• Applications that run on a cloud-based network, typically a blockchain.

• Applications that run on a centralized network of computers, typically a blockchain.

• Applications that run on a single computer, typically a blockchain.

• Applications that run on a decentralized network of computers, typically a blockchain.

What are the main characteristics of a public blockchain?

• decentralization, opacity, mutability, and insecurity

• decentralization, transparency, immutability, and security

• centralization, transparency, mutability, and insecurity

• centralization, opacity, mutability, and insecurity

How does an enterprise blockchain differ from a public blockchain?

• An enterprise blockchain is a type of cryptocurrency, while a public blockchain is not.

• An enterprise blockchain is a private blockchain used within a specific organization or group of organizations, while a public blockchain is open to anyone.

• An enterprise blockchain is more secure than a public blockchain.

• An enterprise blockchain is controlled by a central authority, while a public blockchain is decentralized.

What are some important factors to consider when evaluating a blockchain platform for enterprise use?

• Scalability, security, consensus mechanism, interoperability, governance, and developer community support.

• Transaction speed, user interface design, marketing strategy

• Price of the platform, popularity among individual users, availability of customer support

• Number of cryptocurrencies supported, availability of mobile app, social media presence

How do distributed apps leverage blockchain technology?

• By relying on a single trusted authority.

• By using smart contracts and decentralized consensus mechanisms.

• By encrypting all data on a centralized server.

• By using centralized consensus mechanisms.

What are some examples of public blockchains?

• EOS, Tron, NEO

• Monero, Dash, Zcash

• Bitcoin, Ethereum, Litecoin

• Ripple, Stellar, Cardano

What are some examples of enterprise blockchains?

• EOS, Tron, Cardano

• Hyperledger Fabric, R3 Corda, Quorum

• Ethereum, Stellar, Ripple

• Bitcoin, Litecoin, Dash