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Blockchain distance education

Publish: 2021-04-22 18:16:45
1. Government management
some countries have shown great interest in the blockchain technology of decentralized data management framework to store public data. For example, essentia is developing an e-government project with the Central Union of agricultural procers and forest owners in Finland, The project will apply blockchain technology to enable urban and rural residents in Finland to query various records, fully meet the needs of residents and employers, and improve the employment rate. In addition, the use of this technology can also improve the efficiency of government operation, so that residents can easily query ecation, public records, voting and other information
waste recycling
for example, an intelligent waste management system in China adopts the RFID technology of waltonchain company. Using this blockchain application of waltonchain, it can effectively monitor the waste level, so as to improve the management and operation efficiency and resource optimization
identity recognition
chug, a Swiss city known as "encryption Valley", has developed an identity authentication system with its partner uport by using blockchain technology, through which citizens can participate in online voting and proof of residence
border control
essentia has been in contact with the Dutch government, hoping to use its blockchain technology to establish a set of border inspection system for the Dutch government to check passengers between Amsterdam and London. At present, passengers of Eurostar high-speed rail between the two countries need to undergo border control checks at multiple locations. Essentia is working on a blockchain based solution that will securely store passenger data so that inspection records from the Netherlands can also be reviewed by UK Border agencies. Blockchain technology will ensure that the data has not been tampered with and is verifiable and accurate
health care
as we all know, medical records are very scattered and prone to errors. Inconsistent data processing process will make hospitals and clinics often forced to deal with some incorrect or incomplete patient records. For example, Medrec, a blockchain electronic medical record system developed by MIT, uses blockchain technology to promote data sharing. At the same time, it can also provide authentication and confidentiality services
enterprise management
as enterprise customers of Microsoft azure applications, they can make use of blockchain as a service (baas), which will enable enterprises to access smart contracts and blockchain applications in a secure hosting environment. According to media reports, Google is also developing a proprietary blockchain project to support its cloud based business. And alpha, Google's parent company, is developing a distributed accounting project that third parties will be able to use to store data related to Google's cloud services
medical data
medical centers that digitize patient records do not store data among multiple devices. They usually store data on centralized servers, which has become the main target of hackers. The wannacry attack on NHS hospital in the UK proves this. But in addition, even if the security risk is ignored, there is still the problem of fragmentation. At present, there are more than 50 different electronic medical record systems (EHR) operating in hospitals in different cities around the world, and there are usually dozens of different medical application systems in the same city. These independent systems can't perform interoperation, and the data of patients in each hospital can only be distributed in different data storage centers
in the case of patients' life and death, the lack of reliable medical data contrast and slow operation efficiency will be fatal. Essentia's application framework solves all these problems by using blockchain based system, which will store all clinical data of patients, and can access these data immediately regardless of geographical boundaries. In this system, the patient's medical record privacy can also be protected, and only the authorized medical personnel can access it in a specific period of time
Music Proction
one of the main advantages of blockchain technology is that it eliminates unnecessary middlemen or middlemen. The music instry is a typical example. In this instry, if artists are inefficient, they will get very low remuneration. At this time, a number of blockchain based projects have emerged to seek a fairer trading and business environment for music creators, such as artbit, a former gunshot rose drummer Matt Soren as director
carbon compensation
as a highly instrialized country, China's environmental change is huge. In March 2017, IBM and energy blockchain labs jointly launched the hyperledger fabric blockchain project to discover China's carbon assets, which not only creates a measurable and auditable system for tracking carbon emissions, but also provides a tradable market for companies seeking to offset energy consumption and stimulate green instrial practice
supply chain management
supply chain management is considered to be one of the better cases of applying blockchain, because it is very suitable for the express delivery of such goods from delivery to receipt or the whole process from manufacturer to store. IBM and Wal Mart have jointly launched a blockchain food safety alliance in China. The project is also jointly operated with Jingdong company, aiming to improve food delivery tracking and safety assurance, so as to make it easier to trace food safety issues
facts have proved that China is a mature experimental base for blockchain projects, and it is also the location of the world's first blockchain for agricultural procts (5.180, - 0.25, - 4.60%). Louis Dreyfus Co, a world-famous food trader, has established a blockchain technology project in cooperation with Dutch and French banks. Using this project technology, the transaction settlement is faster than traditional methods in the process of selling soybeans to China
diamond instry
De Beers Group, the world's most famous diamond company, has its own blockchain company and has started operation. Its purpose is to "establish a digital record for every diamond registered on the platform". Considering the origin of diamonds, the ethical standards of origin, and the risk of diamond quality, blockchain technology is a good choice, because every record of it is indelible, and it will ensure that the electronic data of each diamond is as permanent as itself
real estate transactions
currently, Ukraine is the first country to use blockchain technology to promote property transactions. Michael Arlington, the founder of techcrunch, a famous technology website and cryptocurrency player, remotely purchased and resold a real estate in Kiev through the smart contract of Ethereum blockchain. This transaction was completed by propy, a start-up company specializing in blockchain real estate transactions
fisheries
blockchain technology is now being used to support the development of sustainable fisheries. Illegal fishing is a common problem in this instry. The distributed ledger technology of blockchain provides a proof of the capture source, processing and sale mode. This "net to table" supply chain allows inspectors to determine whether the fish caught came from a human rights violation area or from a country affected by economic sanctions
art paintings
similar to diamond trading, the art instry relies on the provenance and authenticity of art works. Although the blockchain cannot identify whether a painting is an original or a fake, it can be used to prove the identity of the previous owner of the painting. In addition, blockchain technology is now also used as a means to obtain works of art. It can make tangible goods easily traded and exchanged anywhere in the world without physical transfer from a secure storage place
public facilities
in Freemantle, Australia, a project dedicated to distributed energy and water system management is using blockchain technology, and solar panels (3.340, - 0.06, - 1.76%) are being used in sunny areas to obtain electricity, which is then used to heat water and provide electricity, All these energy conversion and use information will be recorded in the blockchain data
in Chile, the National Energy Commission has started to use the blockchain technology as the verification of the country's energy use data, and some sensitive data will be stored in the blockchain. The application of this technology can be regarded as a means for the modernization and safe operation of power infrastructure in this South American country
LGBT rights
blockchain can help build a "pink economy" and help LGBT communities fight for their own rights without revealing people's identities. This is an extremely important issue, because crimes of discrimination against homosexual groups often occur, especially in countries notorious for human rights violations, Homosexuality is illegal, or at least not allowed
catastrophe bonds
catastrophe bonds may be the only hope for victims of earthquakes, tsunamis and other natural disasters. Blockchain allows fast and transparent reconciliation between the parties, and can ensure that the system can continue to operate normally even under unmanned operation. Now, blockchain has been successfully used in the settlement mechanism of catastrophe bonds
tourism
local institutions in Hawaii are studying how to use blockchain technology to improve the economy, such as opening bitcoin and other monetary payment means to facilitate tourists' transaction of local goods and services. In this way, the Hawaiian government hopes to attract tourists, especially those from Asia, to spend more money in the local area and improve the economic development of Hawaii
homeland security
in 2016, the US Department of Homeland Security (DHS) announced a project that will use blockchain technology as a means of secure storage and capture of data transmission. DHS uses Factom's blockchain technology to encrypt and store data captured by security cameras and other sensors. The application of this blockchain technology will greatly rece the risk of data leakage. At present, the project is still in progress
maritime transportation
it is self-evident that blockchain is used to record ship transportation data. At present, some local shipping projects have adopted distributed ledger technology. In the maritime logistics instry, blockchain technology can make the inevitable cumbersome management proceres in international trade more transparent and orderly. Maersk, one of the world's largest shippers, is a pioneer in the use of blockchain. Today, Yixing international shipping company Zim has also made follow-up use of blockchain technology.
2. The following is just theory
actually, it depends on how hard your bones are
bitcoin is ubiquitous and nonexistent
how does the state confiscate something that does not exist
the bitcoin you put in the domestic bitcoin exchange does not count. The bitcoin in the exchange can be confiscated by the state.
3. Black horse programmers are very good. After the class, you are not allowed to play with mobile phones. The teacher will control the students to play with mobile phones in class. It is mandatory for students to put their mobile phones at the back of the class, and someone will give a speech every day. No matter what the content is, it is a good exercise for them. Evening self-study, the teacher in charge, teaching assistants will be in the classroom, there is no can directly ask the assistant teacher, feel very good.
4. Because there are a lot of rich and powerful people heating up.
5. Filecoin is a token on IPFs, and filecoin is a way to reward miners by contributing idle hard disks. Filecoin adopts a new algorithm (proof of workload). In short, if you have enough hard disk capacity, you will get more rewards for filecoin
filecoin is a decentralized distributed storage network and the only incentive layer of IPFs. Filecoin uses the blockchain token system to issue the token, which is referred to as fil. Based on IPFs protocol, filecoin constructs a decentralized storage trading market for cloud storage, including "storage" and "retrieval". This market runs in a blockchain with local protocol token (FIL), and miners can obtain fil by providing storage for customers; Similarly, customers can use fil to hire miners to store or distribute data<

the Xueshuo innovation blockchain Technology Workstation of Lianqiao ecation online is the only approved "blockchain Technology Specialty" pilot workstation of "smart learning workshop 2020 Xueshuo innovation workstation" launched by the school planning, construction and development center of the Ministry of ecation of China. Based on providing diversified growth paths for students, the professional station promotes the reform of the training mode of the combination of professional degree research, proction, learning and research, and constructs the applied and compound talent training system.
6. One of the characteristics of blockchain is to realize irreversibility through distributed ledger technology, and at the same time, various technologies such as ring signature and zero knowledge proof are used to realize anonymity and privacy protection. Social networks are monopolized by Facebook, instant messaging is monopolized by WhatsApp and other centralized procts. They bring incomparable communication convenience to users, greatly improve the frequency and efficiency of communication between people, and bring convenience to billions of people all over the world

through the blockchain, communication services can organize the operation of communication services without the mode of central enterprise. In the future, blockchain should have a real impact on real life, not just by concept and hype, but by real landing procts. What is really landing procts is procts that can meet the needs of users. If the existing centralized procts can well meet the needs of users, then the decentralized procts will not have enough substitution effect, and can not be truly implemented

the protocol layer of blockchain mainly includes four aspects: network programming, distributed algorithm, encrypted signature and data storage technology
the ability of network programming is the main factor for us to choose a programming language, because distributed algorithm is basically the implementation of business logic and can be achieved in any language. The encryption signature technology is directly and simply used, and the database technology is mainly used. Only the implementation of point-to-point network and concurrent processing is the difficulty of development. Therefore, for those languages with strong network programming ability and simple concurrency processing, people especially prefer them

users get the initial number of tokens for free. Some of its practical use scenarios:
1. Encrypted video chat: multinational users want to have video chat, only when both sides hold a certain number of SKM can they achieve encrypted video chat
2. Large capacity file encrypted transmission: the file transmitted by one user to another user exceeds the size limit, and the sender must hold a certain token to realize encrypted transmission
3. Conversation information saving: conversation records can be saved as long as both parties agree, and both parties need to hold a certain amount of tokens
4. Retransmission reminder: if a user sends a file to another user, but he doesn't want the other user to share it, the user can use a certain token to be notified when the file is retransmitted
5. Secret key unlock file: one user transfers the secret key file to another, and only the other party is allowed to view it. The sending user can use the token to let the other party receive the fragmented file. Only by getting the secret key from the sender can the file be unlocked<

the Xueshuo innovation blockchain Technology Workstation of Lianqiao ecation online is the only approved "blockchain Technology Specialty" pilot workstation of "smart learning workshop 2020 Xueshuo innovation workstation" launched by the school planning, construction and development center of the Ministry of ecation of China. Based on providing diversified growth paths for students, the professional station promotes the reform of the training mode of the combination of professional degree research, proction, learning and research, and constructs the applied and compound talent training system.
7. Friends in the chain of community training, feedback is good, can learn a lot.
8.

The majors offered by TVU are: liberal arts, finance and economics, politics and law, science and engineering, medical science, foreign language, agriculture, art, national defense, etc

Cheng Radio and TV University: founded in 1979, it is a provincial radio and TV university approved by the Ministry of ecation. It is an independent public institution of higher learning. It is administratively under the leadership of Cheng Municipal People's government and the management of ecation administration department, and its teaching business is under the guidance of Central Radio and TV University

Sichuan Radio and TV University, founded in 1979, is a new comprehensive provincial university approved by the CPC Sichuan Provincial Committee and the provincial people's Government under the instruction of Comrade Deng Xiaoping

Cheng Radio and TV University: in line with the urban development strategy of Cheng, the university has increased the scale of new specialties such as urban management, property management, tourism and automobile maintenance year by year. It is committed to building the core competitiveness of modern distance ecation technology, and developing the application of big data, cloud computing, artificial intelligence, VR and blockchain technology in the field of modern distance ecation

Sichuan Radio and TV University: Sichuan Radio and TV University has built a digital and interactive distance ecation platform, with unique advantages and characteristics of system operation, resource sharing and open ecation. It has become a comprehensive Distance Open University that widely uses modern ecation means to carry out modern distance open ecation, and is a platform for lifelong learning and a platform for the construction of life-long learning in Sichuan Province It is an important force in building a learning society for all

Cheng Radio and TV University has three campuses, Jianshe Road, Wenjiang and Tianfu (under construction), covering an area of 175 mu, with more than 1700 teaching staff. It has 16 district (city, county) level branch schools, 3 instry system branch schools and more than 20 teaching sites, with more than 70000 students. Tianfu New Area experimental College of National Open University and huaqiao college of National Open University are directly affiliated colleges of National Open University in Western China

Sichuan Radio and TV University: there are 3428 teaching staff, including 2000 full-time teachers and 622 with deputy senior titles or above. In addition, more than 2000 part-time teachers have been employed according to the needs of running the school. More than 630000 graates of undergraate, junior college and technical secondary school have been trained, including 150000 students

9. Guangzhou Full Score Ecation Consulting Co., Ltd. was established on July 27, 2016, business scope: labor contract; Business management services (except those involving licensed business projects); and; Cultural and art consulting services; Ecation consulting service; Human resource outsourcing; Human resource evaluation; Human resource management consulting; Collection and release of human resource supply and demand information; Human resource service outsourcing; Human resource training; Engaging in function management service, project management service and human resource service and management in the form of service outsourcing; E-commerce information consultation; Computer network system engineering service; Research and development of network technology; Network information technology promotion service; Network security information consultation; Software technology promotion service; Digital animation proction; Software development; Game software design and proction; Wholesale trade of commodities (excluding commodities subject to license and approval); Sales of Internet procts (except for procts subject to license and approval); Technology import and export; Cultural promotion (excluding licensed business projects); Cultural communication (excluding licensed business projects); Animation and derivatives design services; Scientific research on human resources and social security; Ecation evaluation; Communication system engineering services; Communication and signal system engineering services; Information system integration service; Internet blockchain technology research and development services; College Students' employment recommendation; Talent introction; Consultation and guidance on Talents' career choice; Talent recommendation; Personnel agency; Talent information network service; To provide human resource services such as medical practice and career development for medical staff; Engage in Internet human resource information service according to relevant national regulations; Talent evaluation; Personnel files of floating talents and related personnel administrative relationship management; Collect, sort out, store and release information on supply and demand of talents and occupations; Carry out senior talent search service; Online game service; Network music service; Construction and operation of professional network platform (except for the projects prohibited by laws, administrative regulations and decisions of the State Council, and the projects that need to obtain permission according to law can only be operated after obtaining permission); Information network dissemination of audio-visual programs business; Online animation service
address: room 2801, No. 8, Jinsui Road, Tianhe District, Guangzhou
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