A. A customer calls HTH to request a home repair job:
Details about the customer and the requested job need to be recorded. (2 marks)
B. Each tradesperson specialises in only one trade, and details of their trade and the date acquired need to be kept on record. (2 marks)
C. HTH has several trucks (including equipment) and allocates a truck for each tradesperson to do a job. Although some tradespersons have their own truck and equipment and advise HTH about this, so not to be assigned a truck. (2 marks)
D. A requested job may require different specialisation depending on the job type – that is, a job may require more than one tradesperson to complete. (4 marks)
E. At a later interview with the manager you learnt that HTH appoint one of the tradespersons to supervise others and oversee the work done by the other tradespersons. (1 marks).
F. Also HTH wants to keep records of how the customer was referred to them – by what source (ie- TV add, Friend, Internet, etc.) (2 marks).
G. Customers have the option to make partial payments for a service, as long as they pay no later than one week after the completion of any service — Details about each payment relating to a service, amount of payment and date need to be recorded. (2 marks)
Create an ERD for each of the above statements that describe the current business rules for HTH. For each new statement being the business rule, extend the ERD to include the additional business rule in the ERD (created in previous point for example; B will include A&B, C will include A, B & C, etc.)
Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.
You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.Read more
Each paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.Read more
Thanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.Read more
Your email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.Read more
By sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.Read more