超星Technology and Application of Blockchain期末答案(学习通2023课后作业答案)
85 min read超星Technology and Application of Blockchain期末答案(学习通2023课后作业答案)
Test
1、超星Information technology has promoted human society through multiple stages of development. The期末 next 20 to 30 years will enter
A、Digital era
B、答案Information age
C、学习The通课 era of interconnection
D、Intelligent period
2、后作We say that blockchain is 业答the second generation of Internet technology, and its main areas of problem solving are( )
A、Social relations
B、超星Production relations field
C、期末Production efficiency field
D、答案Human-machine collaboration field
3、学习Sociologically speaking,通课 the main goal of blockchain change is ()
A、Monopolistic internet economy
B、后作Improve information processing efficiency
C、业答Optimize data structure
D、超星Realize multi-party information sharing
4、The key supporting technologies of an intelligent society are
A、5G technology
B、artificial intelligence
C、Blockchain
D、Internet of Things
5、Blockchain is the information infrastructure of an interconnected society.
6、Blockchain trust is more reliable than traditional trust, and its philosophical basis is Marxist dialectical materialism.
7、The decentralized technical characteristics of the blockchain are mainly determined by the chain data structure.
8、Blockchain can be used for credible data storage, mainly established by its technical characteristics that the data cannot be tampered with.
9、The blockchain can improve the efficiency of information processing through the distributed calculation of multiple nodes.
10、Blockchain is the trust infrastructure of an interconnected society and a revolution in human trust model.
PartⅡ Application of Blockchain
Test
1、After the assets are blockchainized, they can be improved ( )
A、Asset price
B、Brand influence
C、fluidity
D、value
2、The most important change in the blockchain business model is ( )
A、Logistics reconstruction
B、Information flow reconstruction
C、Capital flow reconstruction
D、Value stream reconstruction
3、Blockchain economic organization-value community, the foundation of its trust is ( )
A、company policy
B、Blockchain ledger
C、National law
D、People's Court
4、Blockchain is used for depositing evidence, mainly using its technical characteristics ( )
A、Data cannot be tampered with
B、Encrypted storage
C、distributed
D、Centralization
5、The differences between automatic contracts and traditional contracts are: ( )
A、Written by code
B、With complete certainty
C、Automatic execution
D、Can be decided by the court
6、The combination of blockchain and the Internet of Things can have ( )
A、Collect data for the Internet of Things
B、As a control command for the Internet of Things
C、Store the hash code of the data collected by the Internet of Things
D、Securing the Internet of Things
7、Through the blockchainization (digitization) of assets, the liquidity of assets can be improved.
8、The data of the blockchain has the characteristics of non-tampering, so all the data stored on the blockchain is real.
9、To solve the problem of organic integration of trust on the blockchain and trust off the chain, an effective path is to achieve the organic integration of blockchain and the Internet of Things.
10、The key reason why blockchain can expand the scope of information sharing is that its consensus boundary has expanded.
Part Ⅲ The Technical Principle of Blockchain
Test
1、The encrypted account mechanism in the blockchain is mainly established by () technology.
A、Hash algorithm
B、Symmetric key
C、Asymmetric key
D、p2p communication protocol
2、The technical characteristics of blockchain data that cannot be tampered with are mainly established by () technology.
A、Hash algorithm
B、Asymmetric key system
C、P2P communication
D、Consensus mechanism
3、The decentralized technical characteristics of the blockchain are mainly established by the () communication technology architecture.
A、POW consensus mechanism
B、Layered technical architecture
C、P2P
D、Encryption system
4、The following consensus algorithms belong to the proof-of-work consensus algorithm ()
A、POS
B、POW
C、POA
D、DPOS
5、Smart contracts have the following characteristics ()
A、Is a piece of code that can run on the blockchain
B、Can be called and executed by the user account
C、Need to spend the storage and computing resources of all nodes
D、You can modify the stored code arbitrarily
6、The key technologies of blockchain include
A、Asymmetric key system and hash algorithm
B、P2P communication mechanism
C、Consensus algorithm and incentive mechanism
D、Smart contract
7、The interaction between blockchain users requires the control of the private key of each other's account.
8、Each block header of the blockchain is encapsulated with the hash code of the previous block. This mechanism ensures that the blockchain data cannot be tampered with.
9、There is a central server in the blockchain, which determines the generation and release of blocks.
10、As a piece of code stored on the blockchain, a smart contract can perform related operations and change the state of users in the blockchain network under the user's call.
Part Ⅳ Typical Blockchain Architecture
Test
1、In terms of technological contribution, Bitcoin's most significant innovation is ()
A、Smart contract
B、P2P communication
C、POW consensus mechanism
D、Hash calculation
2、Ethereum as a blockchain, the most important invention is ()
A、Consensus mechanism
B、Ellipse encryption
C、Smart contract
D、Incentives
3、The Super Ledger Fabric is a ()
A、An operating network
B、A communication protocol
C、Consortium chain open source technology architecture
D、A digital loan currency
4、The similarities between the main Ethereum network and the main Bitcoin network are ()
A、Block time interval
B、Block structure
C、POW consensus mechanism
D、Smart contract
5、The blockchain network that adopts the POW consensus mechanism has ()
A、Ethereum Testnet
B、Ethereum main network
C、FABRIC Alliance Chain
D、Bitcoin main network
6、The following blockchains that support smart contracts are ()
A、Bitcoin
B、Bitcoin Cash
C、Superbook Fabric
D、Ethereum
7、Bitcoin supports Turing's complete smart contracts.
8、An important function of Ether in Ethereum is to protect the security of the network and avoid spamming of transactions.
9、The Hyperledger supports the issuance of underlying tokens
10、After Bitcoin is issued to 21 million, it can be issued after the consensus of the community.
Examination
Blockchain technology and application
1、Chiese "Made in China 2025" is equivalent to the one proposed by Germany ()
A、New economy
B、Industry 4.0 Plan
C、Modern manufacturing
D、EU Revitalization Plan
2、The United States launched a trade war against my country, and its main goal is to target my country ()
A、5G technology
B、human rights
C、"Made in China 2025"
D、Trade imbalance
3、The famous American new economist Don Tuscott once said that () triggered the fourth industrial revolution.
A、artificial intelligence
B、Big Data
C、5 G
D、Blockchain
4、In the next 20-30 years, human society will enter the era of () driven by information technology.
A、Interconnected
B、Digitizing
C、Informatization
D、Intelligent
5、Blockchain is a technology applied to ().
A、Digitizing
B、Productivity increase
C、Definition of production relations
D、Information processing efficiency
6、Blockchain is the () infrastructure of an interconnected society.
A、interconnected
B、information
C、trust
D、intelligent
7、The application of blockchain in economic organizations may form a new economic organization in the future, called ()
A、Interest body
B、Value community
C、Stock company
D、Economy
8、The revolution that blockchain will promote in the social field will mainly target ()
A、Real economy
B、Internet oligarchs
C、Sharing economy
D、Platform economy
9、Blockchain is used to deposit evidence, mainly using ( ) features.
A、Chained data structure
B、Data cannot be tampered with
C、Open and free
D、Decentralization
10、Blockchain is used for data sharing, mainly using its ( ) characteristics.
A、Consensus ledger
B、Free participation
C、Decentralization
D、Data cannot be tampered with
11、Information technology promotes social development in different periods ( ).
A、Intelligent
B、Digitizing
C、Interconnected
D、Informatization
12、Blockchain has the following technical characteristics ( )
A、Consensus ledger
B、Decentralization
C、Data cannot be tampered with
D、Free participation
13、Based on the technical characteristics of blockchain data that cannot be tampered with, blockchain can be used in the following applications ( )
A、Democratic decision
B、Contract deposit
C、Certificate of Education
D、Information Sharing
14、As the economic organization form of the blockchain, the value community is different from the company in ( )
A、Trust endorsement based on corporate taxation.
B、Trust endorsement based on the blockchain public ledger.
C、Consumers and merchants have the same duality and common value.
D、D. Its blockchain equity token has natural liquidity.
15、The combined application of the Internet of Things and blockchain includes the following aspects ( )
A、Provide security control instructions for IoT devices.
B、Shared utilization of IoT devices.
C、Data collected by the Internet of Things for evidence.
D、Prevent illegal intrusion of IoT devices
16、Understanding the blockchain can be carried out from dimensions such as ( ).
A、technology
B、philosophy
C、sociology
D、application
17、The philosophical basis of blockchain includes ( )
A、Historical materialism
B、Confucianism
C、Taoism
D、Dialectical materialism
18、The two key technologies of the blockchain consensus ledger include ( )
A、Asymmetric key system
B、Hash calculation
C、P2P communication
D、POW consensus
19、The well-known blockchain networks that use the POW consensus mechanism are ( )
A、Ethereum main network
B、Hyperledger
C、Bitcoin
D、EOS
20、The important significance of smart contracts to the blockchain includes ( )
A、Flexible consensus programming
B、Improved the computational efficiency of the blockchain
C、Can support the core logic of various decentralized applications
D、Make blockchain truly the underlying technology
21、The main reason why blockchain is a brand-new information model is that it no longer depends on people, but on neutral machines and algorithms.
22、Blockchain is a technology that can improve the efficiency of information processing.
23、The application of blockchain in automatic contracts mainly uses the certainty and unambiguity of smart contract execution.
24、The application of blockchain in the secure Internet of Things mainly uses the characteristics of consensus and transparency in the sending of control commands in the blockchain.
25、Bitcoin is a blockchain platform on which Turing complete decentralized application development can be carried out.
26、Blockchain can be applied to the co-construction and sharing of information, mainly by using the consensus ledger feature of the blockchain.
27、Blockchain can be applied to deposit certificates and data traceability, mainly using the decentralized technical features of blockchain.
28、Bitcoin is only an application and cannot be used as the underlying technology platform of the blockchain.
29、The key reason why Ethereum is called the second-generation blockchain technology is that it provides support for smart contracts.
30、As a consortium chain technology, Hyperledger also includes an incentive layer, which can be used to issue underlying tokens.
Subjective questions
1、Please elaborate on your understanding of blockchain and your views on future development prospects, with more than 300 words.
