Reference no: EM13785148
Computer Repair ERD Case
ABC Computers has been serving all of Acadiana's Computer Repair, Service and Sales needs since 2001! Their Services include: Computer Repair, Laptop Screen Repair, Virus Removal, On Site Compute Services, and iPhone Repair & iPad Repair.
The owners of ABC Computers would like to keep track of the repair jobs for all the equipment they repair, the parts used for each repair job, and the customer’s information. Each repair job refers to only one equipment, but the customer could bring in more than one equipment. Each repair job could entail the use of many parts but doesn’t necessarily use one every time. A part could be used in many different equipment.
You have identified the following Business Rules so far:
1. A customer can have one or many equipment.
2. An equipment is owned by one or and only one customer.
3. An equipment is brought in for one or many repair jobs.
4. A repair job entails one and only one equipment.
5. A repair job uses zero or many parts
6. Each part is used in zero or many repair jobs
Phase 1: Define Entity Classes and Primary Keys
Phase 2: Define Relationships among entity classes
Phase 3: Define the cardinality among entity classes
Phase 4: Create an Intersection Relation
Phase 5: Create the final structure
About certainty-uncertainty and risk when making decisions
: Discuss your attitude about certainty, uncertainty, and risk when making decisions. How has your attitude helped or hindered your ability to make rational decisions?
|
Cost necessary to handle-ship different types of inventories
: The successful management of supply chains supporting Internet commerce is based on two cornerstones. One is inventory management operations and the cost necessary to handle and ship different types of inventories. What is the other cornerstone?
|
Highlight key strategic hrm challenges and solutions
: Highlight key strategic HRM challenges and solutions in the region; Describe strategic HRM opportunities in the region;
|
What kinds of people make good project champions
: What kinds of people make good project champions? How can a firm ensure that it gets the benefits of championing while minimizing the risks?
|
Computer repair erd case
: ABC Computers has been serving all of Acadiana's Computer Repair, Service and Sales needs since 2001! Their Services include: Computer Repair, Laptop Screen Repair, Virus Removal, On Site Compute Services, and iPhone Repair & iPad Repair.
|
Difficult personal decision about laying off valued employee
: In this exercise you will examine how to weigh a set of facts and make a difficult personal decision about laying off valued employees during a time of financial hardship. You will also examine your own values and criteria used in the decision-making..
|
Provide real-life examples of small groups
: Identify three types of small groups. Locate and provide real-life examples of small groups (such as support groups, community groups, education groups, and parent support groups) in your community.
|
Conduct monitoring and auditing
: Conduct Monitoring and Auditing
|
Calculate the standard deviation
: Expect the distribution of the data to be skewed to the left - Calculate the standard deviation
|