Harvard University Week 3 Blockchain and Data Fund Discussion Board

Blockchain

https://blog.coinbase.com/a-beginners-guide-to-ethereum-46dd486ceecf

https://blog.coinbase.com/ethereum-is-the-forefront-of-digital-currency-5300298f6c75

https://github.com/ethereum/wiki/wiki/White-Paper

Welcome to Week 3 discussion board!

A percentage of your grade is based on your posts on the Discussion Boards. You must post at least four times. One post should be your response to the questions posed in the discussion board, should be a minimum of 300 words, and should be posted no later than Wednesday to give peers an opportunity to reply. The other post should be a thoughtful response to another student’s post, and should be a minimum of 100 words. In addition to the questions below, feel free to talk about any personal experience, thoughts, or ideas that are related to the discussion.

After reading chapter 7, 8 & 9 as well as the 3 links provided in the content area.

• What is ethereum?
• What is the main differences between ethereum and bitcoin?
• How can ethereum rebuild government and democracy?

DATA funds

Chapter Objectives

• Discuss the problems encountered in a non-database information systems environment.
• Discuss the nature of data.
• Define data-related terms such as entity and attribute.
• Define storage-related terms such as field, record, and file.
• Identify the four basic operations performed on stored data.
• Compare sequential access of data with direct access of data.
• List the five basic principles of the database concept.
• Describe how data can be considered to be a manageable resource.
• List the three problems created by data redundancy.
• Describe the nature of data redundancy among many files.
• Explain the relationship between data integration and data redundancy in one file.
• Explain why providing support for such control issues as data security, backup and recovery, and concurrency is an important feature of the database approach.
• Explain why providing support for data independence is an important feature of the database approach.
• State the primary defining feature of a database management system.
• Explain why the ability to store multiple relationships is an important feature of the database approach.

Answer the following question:

As business practitioner’s, we all too often face issues with data quality which is partially caused by independence and relationship fit issues in the organization. Can you provide a use case where bad quality data has led to an organization needing to rebuild their database and/or data architecture? What was the primary reason. Remember, every person must come up with a new example that can be referenced.

Instructions:

• This is a required assignment, worth 15 points. The assignment must be submitted by the due date. Late assignment are not allowed.
• You are required to submit a minimum of three postings. Points will be deducted for not fulfilling this minimum requirement.
• Apply and use the basic citation styles of APA is required. Points are deducted per the rubric for this behavior.
• Do not claim credit for the words, ideas, and concepts of others. Use in-text citation and list the reference of your supporting source following APA’s style and formatting. Points are deducted per the rubric for this behavior.
• Do not copy and paste information or concepts from the Internet and claim that is your work. It will be considered Plagiarism and you will receive zero for your work. A second offense results in a zero for the course. A third is termination from the university.