Unit 1 – Discussion Board 2 (75 points)
Due: Thu, Feb 12 |
Description
Primary Response is due by Thursday (11:59:59pm Central), Peer Responses are due by Saturday (11:59:59pm Central).
Primary Response: Within the Discussion Board area, write 500700 words that respond to the following questions with your thoughts, ideas, and comments. This will be the foundation for future discussions by your classmates. Be substantive and clear, and use examples to reinforce your ideas.
For this Discussion Board, please complete the following:
Study the relevant content in the course materials and investigate the Library and Internet for the definitions and functions of query processing and query optimization as needed.
Then, conduct the following tasks:
- Indexes are widely used to implement query optimization; however, you rarely see that an index is applied on every column in every table. Share your thoughts on this.
- Provide suggestions on how to best manage data files in a database management system (DBMS), which has a lot of tables and indexes.
Responses to Other Students:
Respond to at least 2 of your fellow classmates with at least a 200-word reply about their Primary Task Response regarding items you found to be compelling and enlightening. To help you with your discussion, please consider the following questions:
- How would you justify a different perspective from your classmates on the topic?
- How, additionally, would you defend your classmates position?
- What critique do you offer your classmate in regard to clarity and thoroughness of their post?
- Please address all prompts. When offering counterargument or justification, consider practice, theory, and examples from your own experience, reading, or current events in presenting your position.
For assistance with your assignment, please use your textbook, all course resources, and any external research and resources you have gathered.
Discussion Board Rubric
| Expectation | Points Possible | Points Earned | Comments |
| Application of Learning Material Content: Initial post demonstrates understanding of Learning Material content. |
25 |
||
| Application of Course Knowledge: Initial post contributes unique perspectives or insights gleaned from text/learning resources, or specified by assignment. |
25 |
||
| DB Responses: Responds substantively to two posts. Responses encourage interaction in the Discussion Board and classroom community. |
10 |
||
|
Academic Writing: Initial post presents information logically and is clearly relevant to discussion topic. Posts contain accurate grammar, spelling, and/or punctuation with few or no errors. All resources should be cited in current APA format. |
15 |
||
|
Total Points |
75 |
||
|
Total Points Earned |
Requirements: see instructions
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