Question 1:
Using suitable ERD tool develop ERD for a gym database. You may choose entity types e.g. gym member, employees, programs available, program opted, location, health emergency. You need to identify relevant attributes for each entity types. Identify composite attributes, multivalued attributes, and week entities. Apply appropriate constraints (e.g. primary key, foreign key, not null, unique). Identify relationships among various entities.
Some conditions are specified below:
a. The employees can be staff or trainers. The employee type field is used to distinguish between the two which take the values “S” and “T” for staff and trainer respectively.
b. Each member can opt for one or more programs.
c. The gym offers several programs. A program might not be chosen by any member of gym.
d. The gym’s management wishes to track the payment details of members (amount, mode of payment, and date of payment). Suggest how can they track.
e. While exercising in gym if any member gets injury then gym management should be able arrange medical emergency facility.
Question 2:
Draw an “Extended Entity Relationship Diagram” for the following problem:
A company posts job openings online. Job seekers must apply for these jobs online as well. The company will process the applications and call eligible job seekers for an interview. Upon successful completion of the interview, job seeker may be hired, and the corresponding job opening will be deleted from the company’s Website. Job seekers have an ID, name, work history, and qualifications. A job posting can be either for a part time or full time position. Part time positions have a total number of weekly hours and an hourly rate. Full time positions have a monthly salary. Both types of job listings have details about the position and the company.
Note: In question 2, Identify appropriate entities, attributes, relationships and apply extended entity relationship concepts such as specialization (total /partial), generalization, super type sub type whichever you feel useful / applicable as per question.
Try it now!
How it works?
Follow these simple steps to get your paper done
Place your order
Fill in the order form and provide all details of your assignment.
Proceed with the payment
Choose the payment system that suits you most.
Receive the final file
Once your paper is ready, we will email it to you.
Our Services
Custom Writings Help is a Quality-Oriented Company in Online Writing as a result of hiring exceptional professionals to execute clients' tasks.
Essays
At Custom Writings Help,We understand the struggle of research paper writing, and that is why at Custom WritingS Help, we are all out to help you. We pride ourselves on having a team of clinical writers. The stringent and rigorous vetting process ensures that only the 'BEST' Writers are chosen for the job. We have highly qualified Ph.D. and MA writers working with us; we equally offer these experienced writers specific bonuses and incentives to make them deliver highly original, unique, and informative content at reasonably low prices.
Admissions
Thesis Writing Service
Worlwide, Many Masters Students are struggling with Thesis Completion. A thesis is likely to be the longest and most challenging piece of work a student has ever completed. However, unlike essays and other assignments, a student can pick a particular interest topic and work on their initiative. Fortunately, we are there for you. At Custom Writings Help, you are assured of an authentic, imaginative, informative, linguistically great, and advantageous thesis that adheres to all your needs. So, why continue considering different writers when you have discovered the best in the field?
Editing
Custom Papers
Not a single student can avoid writing custom papers. However, a total lack of experience, skills, and time makes it very hard to produce a superb writing piece. Therefore, if you are seeking professional help, turn to us. Our specialized and experienced writers compose a variety of model papers, including custom essays, college term papers, research papers, book reports, MBA essays, executive summaries, dissertations, Ph.D. theses, admission essays, and research proposals for college and university students at any level.
Coursework
Essay Writing
Most of the students disregard the critical principles of essay writing and compose papers below sensible guidelines. Therefore, with Custom Writings Help, one should not worry about his/her essay. Our Writers compose informative and engaging content on all complexities and topics. We write meaningful and smart essays while prioritizing all aspects that bring about a good grade, such as impeccable grammar, proper structure, zero-plagiarism, and conformance to guidelines.
Coursework
Coourse Work Writing
Don't let the seemingly never-ending onslaught of writing assignments get you down. If you are looking where to get course work assistance online, the writers at Custom Writings Help are here to assist you with all of your writing needs. We undertake to unique delivery of papers that meet the professor's requirements. The content is proofread, edited, and checked plagiarism before submission to customers. No matter how big or small your work is, we will deliver on time. Try US Now! !
Coursework
Dissertation Writing Service
High-Quality Dissertation Writing Services are rare. They require Ph.D. academicians – not easily found. However, are an exception. The years, time, and resources we have invested in the dissertation world has given us a competitive advantage over others. Choose to come to Custom Writings Help; You will find perfect Ph.D. consultants who have written hundreds of dissertations theses ready to help you. Let our dissertation-writing services help you craft your dissertation, for you are assured we will give you the results.