Designing a human resources database

 

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Assignment 2: LASA 1: Designing a Human Resources Database

Description of LASA:

For this assignment, you will design a basic human resources database for a fictional software company.

Scenario:

You are a freelance database designer who has just been contacted by a small software development company named Altair Software. The president of the company has asked you to create a database that will house employee information. The company currently has eight employees and comprises one president, two vice presidents, three programmers, and two sales representatives. The company wants you to create a scalable database that will grow as the company grows. They want to store the following information within the database:

Information RequiredMaximum ValueEmployee ID6 integersEmployee Last Name30 charactersEmployee First Name30 charactersStreet Address60 charactersCity30 charactersState2 charactersZIP Code5 integersDepartment30 charactersManager60 charactersPosition30 charactersSalary8 integers

The president of the company has given you a document that contains all of the above information for each employee. Click  to view the document having employee information.

Tasks:

You need to create and submit spreadsheets in Microsoft Excel that accomplish the following:

  1. Display a database table in first normal form that will store all of the information listed above. Identify a field or fields to act as the primary key bybolding that field name. Enter all of the provided information into the table in the spreadsheet.Save your spreadsheet as M3_A2_Lastname_Firstname_FirstNormalForm.xls.
  2. Decompose the table you created in Step 1 to second normal form. Place each table in its own sheet within the spreadsheet. Identify a field or fields to act as the primary key in each table by bolding that field name. You may insert a new field to act as the primary key if you feel it is warranted. Enter all of the provided information into the appropriate table in the spreadsheet.Save your spreadsheet as M3_A2_Lastname_Firstname_SecondNormalForm.xls.
  3. Decompose the table or tables you created in Step 2 to third normal form. Place each table in its own sheet within the spreadsheet. Identify a field or fields to act as the primary key in each table by bolding that field name. You may insert a new field to act as the primary key if you feel it is warranted. Enter all of the provided information into the appropriate table in the spreadsheet.Save your spreadsheet as M3_A2_Lastname_Firstname_ThirdNormalForm.xls.

In addition, in a 2- to 3-page Microsoft Word document, you need to:

  • Share your planning strategy to complete the database.
  • Create an entity-relationship diagram from the tables that you designed above using crow’s foot notation. Be sure to note the cardinality and modality for each relationship.
  • Explain why you selected the links between each of the database tables.

Save your document as M3_A2_Lastname_Firstname_EntityRelationshipDiagram.doc.

Write in a clear, concise, and organized manner; demonstrate ethical scholarship in accurate representation and attribution of sources (i.e., APA); and display accurate spelling, grammar, and punctuation.

Submission Details:

  • Save your deliverables as M3_A2_Lastname_Firstname.zip.
  • Submit your deliverables to the M3 Assignment 2 LASA 1 Dropbox.

LASA 1 Grading Criteria and Rubric

All LASAs in this course will be graded using a rubric. This assignment is worth 200 points. Download the rubric and carefully read it to understand the expectations.

Assignment 2 Grading CriteriaMaximum PointsCreated and submitted a Microsoft Excel spreadsheet that displays a database table in first normal form that will store all of the information listed above.36Created and submitted new Microsoft Excel spreadsheet and decomposed the table created in Step 1 to second normal form. Placed each table in its own sheet within the spreadsheet.40Created and submitted new Microsoft Excel spreadsheet and decomposed the tables created in Step 2 to third normal form. Placed each table in its own sheet within the spreadsheet.40Shared your planning strategy to complete the database. Created an entity-relationship diagram from the tables designed above using crow’s foot notation. Noted the cardinality and modality for each relationship.40Writing Components:

  • Organization (12)
  • Usage and Mechanics (12)
  • APA Elements (16)
  • Style (4)

44Total:200 

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