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All questions of Lab: transfer assets for Software Development Exam

Which of the following statements is false?
  • a)
    Blockchain captures a record of every committed transaction in chronological order
     
  • b)
    Blockchain adds a cognitive analytics capability to the asset supply chain
  • c)
    Blockchain provides a smart contract feature that can be used to model assets of any description
  • d)
    Blockchain can help provide provenance for an asset
Correct answer is option 'B'. Can you explain this answer?

Janani Ahuja answered
False Statement: Blockchain adds a cognitive analytics capability to the asset supply chain.

Explanation:

Blockchain technology has several features that make it a valuable tool for asset management and supply chain management. Some of the key features of blockchain technology include:

1. Distributed Ledger: Blockchain captures a record of every committed transaction in chronological order. This distributed ledger ensures that all participants in the network have access to the same information and can verify the authenticity of transactions.

2. Smart Contracts: Blockchain provides a smart contract feature that can be used to model assets of any description. Smart contracts are self-executing contracts with the terms of the agreement between buyer and seller being directly written into lines of code.

3. Provenance: Blockchain can help provide provenance for an asset by capturing the history of its ownership and movement throughout the supply chain. This can help ensure that assets are authentic and not counterfeit.

However, the statement that blockchain adds a cognitive analytics capability to the asset supply chain is false. While blockchain technology can capture data that can be used for analytics, it does not provide any cognitive capabilities on its own. To add cognitive analytics capabilities to the asset supply chain, additional tools and technologies would need to be integrated with the blockchain platform.
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Which of these facts about a ledger is not correct?
  • a) 
    A ledger describes the inputs and outputs of a business
  • b) 
    A ledger consists of transactions, often governed by contracts
  • c) 
    A ledger is used purely for reporting of cash
  • d) 
    A ledger is a system of record
Correct answer is option 'C'. Can you explain this answer?

Bijoy Kapoor answered
The ledger provides a complete record of financial transactions over the life of the company. The ledger holds account information that is needed to prepare financial statements and includes accounts for assets, liabilities, owners' equity, revenues and expenses.

What is bitcoin?
  • a)
    Another name for blockchain
  • b)
    An unregulated censorship resistant shadow currency
  • c)
    A private network
  • d)
    The technology that underpins Hyperledger
Correct answer is option 'B'. Can you explain this answer?

Mainak Khanna answered
The negative connotation to them is that they are unregulated, censorship-resistant, shadow currency. This was the first blockchain application.  Many people buy bitcoins for speculation, betting on the price going up. There is also an interesting phenomena in bitcoins: currently, 25 bitcoins are created every ten minutes.

Which of these items are examples of an asset?
  • a)
    A car
  • b)
    A mortgage
  • c)
    A digital music file
  • d)
    All of the above
Correct answer is option 'D'. Can you explain this answer?

Baishali Bajaj answered
Common asset categories include cash and cash equivalents; accounts receivable; inventory; prepaid expenses; and property and equipment. Although physical assets commonly come to mind when one thinks of assets, not all assets are tangible. Trademarks and patents are examples of intangible assets.
SO OPTION D IS CORRECT.

What is a smart contract?
  • a)
    Business rules implied by the contract embedded in blockchain
  • b)
    A cognitive contract
  • c)
    A legal contract written in constrained English
  • d)
    None of these
Correct answer is option 'A'. Can you explain this answer?

Swati Joshi answered
A smart contract is a computer code running on top of a blockchain containing a set of rules under which the parties to that smart contract agree to interact with each other. If and when the pre-defined rules are met, the agreement is automatically enforced. The smart contract code facilitates, verifies, and enforces the negotiation or performance of an agreement or transaction. It is the simplest form of decentralized automation.It is a mechanism involving digital assets and two or more parties, where some or all of the parties deposit assets into the smart contract and the assets automatically get redistributed among those parties according to a formula based on certain data, which is not known at the time of contract initiation.

Which of these areas is IBM not investing in?
  • a)
    Hosting and support with value added services provision
  • b)
    Cryptocurrency:  developing a currency suitable for business
  • c)
    Making business blockchain real for customers
  • d)
    Technology: contributing to the business blockchain
Correct answer is option 'B'. Can you explain this answer?

Rajat Pillai answered
IBM is not investing in Cryptocurrency development. Here are some details to explain this answer:

Investments by IBM
IBM is investing in various areas to provide value-added services to customers. Some of these investments are:

Hosting and Support: IBM is investing in hosting and support services to provide reliable and secure infrastructure to customers. It also provides value-added services such as monitoring, automation, and optimization to improve the performance of the infrastructure.

Business Blockchain: IBM is investing in developing blockchain technology for businesses. It provides tools and services to build, operate, and manage blockchain networks. IBM is also partnering with other companies to develop blockchain solutions for various industries.

Technology: IBM is investing in various technologies such as AI, cloud computing, and quantum computing. It provides tools and services to help customers adopt these technologies and improve their business outcomes.

Why IBM is not investing in Cryptocurrency?
While IBM is investing in blockchain technology, it is not investing in cryptocurrency development. The reasons for this are:

Regulatory Uncertainty: Cryptocurrencies are not regulated in most countries, and there is a lot of uncertainty around their legality and use. IBM is a company that operates in various countries and has to comply with local regulations. Therefore, it is not investing in cryptocurrency development.

Volatility: Cryptocurrencies are highly volatile, and their value can fluctuate rapidly. This makes them unsuitable for business transactions, which require a stable currency. IBM is focused on developing blockchain solutions for businesses that require stability and predictability.

Conclusion
In conclusion, IBM is not investing in cryptocurrency development due to regulatory uncertainty and volatility. Instead, it is investing in blockchain technology for businesses, hosting and support services, and various technologies to provide value-added services to customers.

Which type of use case is a good place to start a blockchain journey?
  • a)
    International equities exchange
  • b)
    Citizen-owned identity
  • c)
    Digital currency
  • d)
    Compliance ledger, such as Asset Management
Correct answer is option 'D'. Can you explain this answer?

Megha Kaur answered
The correct answer is option 'D', that is Compliance ledger, such as Asset Management.

Explanation:

Blockchain technology has the potential to revolutionize various industries and sectors by providing secure and transparent data management solutions. However, implementing a blockchain solution requires a significant investment of time, resources, and expertise. Therefore, it is essential to choose the right use case to start a blockchain journey.

Here are the reasons why Compliance ledger, such as Asset Management, is a good place to start a blockchain journey:

1. High regulatory requirements: Compliance-ledger-based use cases, such as asset management, have high regulatory requirements, which make them ideal candidates for blockchain technology. Blockchain's immutable and transparent nature can ensure compliance with regulations and reduce the risk of fraudulent activities.

2. Complex data management: Asset management involves complex data management, such as tracking ownership, verifying authenticity, and ensuring compliance with regulations. Blockchain technology can provide a secure and transparent platform for managing such complex data.

3. Cost savings: Asset management involves multiple intermediaries, such as custodians, brokers, and auditors, which lead to high transaction costs. Blockchain technology can reduce these costs by eliminating intermediaries and providing a direct peer-to-peer platform for asset management.

4. Increased efficiency: Blockchain technology can automate many of the asset management processes, such as settlements, reconciliations, and audits, thereby increasing efficiency and reducing the risk of errors.

In conclusion, Compliance ledger, such as Asset Management, is a good place to start a blockchain journey due to its high regulatory requirements, complex data management, cost savings, and increased efficiency.

Which statement characterizes the core requirement for a business blockchain?
  • a)
    Optimized cryptographic mining
  • b)
    Technical services, business services and solution
  • c)
    Shared ledger, smart contract, privacy services, and trust
  • d)
    A new cryptocurrency
Correct answer is option 'C'. Can you explain this answer?

Anshu Ahuja answered
Blockchain technology has been gaining a lot of attention in the business world due to its potential to revolutionize the way transactions are conducted. A business blockchain is a distributed ledger technology that is designed specifically for enterprise use cases. It enables secure, transparent, and efficient transaction processing between multiple parties without the need for intermediaries.

The core requirements for a business blockchain are:

1. Shared Ledger: A shared ledger is the foundation of a business blockchain. It is a decentralized database that stores all the transactions in a secure and transparent manner. All participants in the network have access to the same ledger, which ensures transparency and reduces the risk of fraud.

2. Smart Contracts: Smart contracts are self-executing programs that automate the execution of transactions. They are stored on the blockchain and can be used to enforce the terms of an agreement between parties. Smart contracts help to reduce the need for intermediaries and increase the efficiency of transactions.

3. Privacy Services: Privacy is a key concern for businesses that use blockchain technology. While the ledger is transparent, the details of the transactions should be kept confidential. Privacy services such as encryption and zero-knowledge proofs can be used to ensure that sensitive information remains private.

4. Trust: Trust is essential for any business transaction. Blockchain technology provides a secure and transparent environment that enables participants to trust each other without the need for intermediaries. The immutability of the ledger ensures that transactions cannot be altered, which increases trust and reduces the risk of fraud.

In summary, the core requirement for a business blockchain is a shared ledger that supports smart contracts, privacy services, and trust. These features enable secure, transparent, and efficient transaction processing between multiple parties without the need for intermediaries.

Which benefits of a blockchain-enabled business network engender trust?
  • a)
    Consensus, provenance, immutability, and finality
  • b)
    Scalable, reliable, secure, maintainable
  • c)
    Efficient, dynamic, cognitive and reliable
  • d)
    Modern, ideally suitable to digital transformation, social enabled
Correct answer is option 'A'. Can you explain this answer?

Sagnik Chauhan answered
Benefits of a blockchain-enabled business network that engender trust:

Consensus, provenance, immutability, and finality are the benefits of a blockchain-enabled business network that engender trust. Let's break down each of these benefits:

1. Consensus: Consensus is achieved through the use of distributed ledger technology that allows all parties to agree on the same version of the truth. This is achieved through a consensus algorithm that is used to validate transactions and ensure that they are legitimate. This creates a high level of trust because all parties are able to see the same information and agree on its accuracy.

2. Provenance: Provenance refers to the ability to track the ownership and location of assets throughout their lifecycle. This is achieved through the use of a blockchain, which allows for the creation of a permanent and transparent record of all transactions. This creates trust because all parties can see the entire history of an asset, from its creation to its current state.

3. Immutability: Immutability refers to the inability to change data once it has been recorded on the blockchain. This is achieved through the use of cryptographic algorithms that ensure that the data is secure and cannot be tampered with. This creates trust because all parties can be confident that the data they are seeing is accurate and has not been altered.

4. Finality: Finality refers to the ability to settle transactions in real-time. This is achieved through the use of smart contracts, which are self-executing contracts with the terms of the agreement directly written into code. This creates trust because all parties can be confident that the terms of the agreement will be met.

Conclusion:

In conclusion, the benefits of a blockchain-enabled business network that engender trust are consensus, provenance, immutability, and finality. These benefits create a high level of trust because all parties can be confident that the data they are seeing is accurate and has not been tampered with. This creates a more efficient and effective business network that is capable of handling complex transactions in real-time.

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