Question: Draw a data model for the following situations. In each case think about the names you give each entity. 1) A Spelling Bee can

Draw a data model for the following situations. In each case think about the names you give each entity. 1) A

Draw a data model for the following situations. In each case think about the names you give each entity. 1) A Spelling Bee can have many competitors, and a competitor can compete in more than one Spelling Bee 2) A teacher can attend more than one workshop, and the same workshop can have more than one Teacher.

Step by Step Solution

★★★★★

3.51 Rating (154 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The answer is correct A spelling bee can have many competitors and a competitor can compete in ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

A network is created when we multiple neurons stack together. Let us take an example of a neural network simulating an XNOR function. You can see that the last neuron takes input from two neurons...

Draw an ERD to represent what you have discovered. Identify a business rule in this description and explain how this business rule is modeled on the E-R diagram. Also draw a data model for this...

Draw an ERD for the following situation (Batra et al., 1988). Also, develop the list of words for qualifiers and classes that you use to form attribute names. Explain why you chose the words on your...

At Grande Anse Beach the height of the water in metres is modelled by the function h(t) = pcos(qx , where t is the number of hours after 21:00 hours on 10 December 2017. The following diagram si the...

Draw data models for the following situations. In each case, think about the names you give each entity: I. Farmers can own cows or share cows with other farmers. II. A track and field meet can have...

MKT500 Discussion Board 10 "Marketing Strategy" Please respond to the attached questions. I have attached the question, scenario, and lecture notes. Thank You "Marketing Strategy" 1.) From the...

These are what my teacher expects for a strategic analysis essay: "Strategic Case Analyses - Case studies provide important windows into the real problems that firms are trying to solve. Note, since...

Question: Evaluate the two forecasting models described in the case for predicting daily check-in volume. What are the strengths and weaknesses of each one? Do you find any of the results surprising?...

i want complete solution for my assignment and it should be without plagiarism COIT20274: Information Systems for Business Professionals, Term One 2016 Assignments 1 & 2 Requirements Assignment 1 -...

Calculate the voltage at the 2 mA current source of Fig 01, using PSpice. Submit a) manual calculations. b) screenshot(s) of the development using Multisim software (using an ordered scheme and...

Suppose that the demand function of student moviegoers is the same as in Worked-Out Problem 18.2, but the demand function of other adults is instead QdA = 3000 - 100P. Marginal cost is still $2 per...

Concept Check 02.07-CC003 Assuming that interest is paid at 10% compounded quarterly, the effective annual interest rate will be: a. Higher than 10% b. Lower than 10%

Estimate the remaining life in revolutions of an 02-30 mm angular-contact ball bearing already subjected to 200 000 revolutions with a radial load of 18 kN, if it is now to be subjected to a change...

The same 02-30 angular-contact ball bearing as in Prob. 1118 is to be subjected to a two-step loading cycle of 4 min with a loading of 18 kN, and one of 6 min with a loading of 30 kN. This cycle is...

A flexible chain weighing 40.0 N hangs between two hooks located at the same height (Fig. P12.19). At each hook, the tangent to the chain makes an angle θ= 42.0° with the horizontal. Find...

A 4-lb ball B is traveling around in a circle of radius r1 = 3 ft with a speed (vB)1 = 6 ft/s. If the attached cord is pulled down through the hole with a constant speed vr = 2ft/s, determine how...

A particle with a mass of 2.00 x 10-16 kg and a charge of 30.0 nC starts from rest, is accelerated by a strong electric field, and is fired from a small source inside a region of uniform constant...

Evaluation metrics/ measurement of using Leigh Thompsons of team performance and effectiveness with the implementation plan of introducing creative-flex sessions where procedural constraints are...

List common tasks performed during data cleansing.

Add the following to Figure 3-16: An EMPLOYMENT party relationship is further explained by the positions and assignments to positions during the time a person is employed. A position is defined by an...

Modify Problem and Exercise 7-52 so that the list includes the number of products each customer bought in each product line in March 2015.

In Exercise 35, you investigated the federal rate on 3-month Treasury bills between 1950 and 1980. The scatterplot below shows that the trend changed dramatically after 1980, so we computed a new...

People swam across Lake Ontario 52 times between 1974 and 2013 (www.soloswims.com). We might be interested in whether they are getting any I faster or slower. Here are the regression of the crossing...

After keeping track of his heating expenses for several winters, a homeowner believes he can estimate the monthly cost from the average daily Fahrenheit temperature by using the model Cost = 133 ...