Final exam questions on digital economy for final exam

Talk about Evolution of Blockchain

Key words: Phase 1, Phase 2, Phase 3

67. 
    How do transactions happen in blockchain?
    

Key words: authentication, “account” or “wallet”, authorization, nodes, proof of work, mining, proof of stake, smart contracts

68. 
    How does blockchain work for business?
    

Key words: consensus, replication, immutability, security, ensuring safer food, tracking every step in shipping, spreading trust everywhere, privacy, reduced costs, speed, visibility and tracibility

69. 
    What are some examples of industries that benefit from using blockchain?
    

Key words: financial institutions, healthcare entities, nonprofit and government agencies

70. 
    Define cloud computing and its importance.
    

Key words: computing services, online, vie Internet, databases, servers, software, and networking, data storing, Facebook, Amazon, DropBox

71. 
    How does cloud computing work simply and who are the participants of cloud computing?
    

Key words: membership, payment, login, password, devices, Internet connection, people, companies, businesses, governments

72. 
    Write about five major characteristics of cloud computing.
    

Key words: on-demand self-service, broad network access, resource pooling, rapid elasticity, measured service

73. 
    Write about examples of cloud computing.
    

Key words: cloud backup, E-mail, business intelligence, cloud storage and hosting, Google Docs, Google Drive

74. 
    Talk about major benefits of cloud computing.
    

Key words: always-on available storage, disaster recovery solutions, cost savings (pay-as-you-go), consistent updates, business continuity, improved collaboration, increased capacity, performance and speed, data security

75.