Suppose you wish to model the university schema as a graph. For each of the following relations,
Question:
Suppose you wish to model the university schema as a graph. For each of the following relations, explain whether the relation would be modeled as a node or as an edge:
(i) student
(ii) instructor
(iii) course
(iv) section
(v) takes
(vi) teaches
Does the model capture connections between sections and courses?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 85% (7 reviews)
Given that the university schema is modeled as a graph the following relations ...View the full answer
Answered By
Dansteve Matoke
As a consequence of more than three years of experience in ACADEMIC WRITING, I have vast, diverse knowledge and impeccable grammar. I guarantee the quality of my work across multiple fields. I intend to precisely meet the clients' expectations. Let's work together to achieve exceptional grades.
0.00
0 Reviews
10+ Question Solved
Related Book For
Database System Concepts
ISBN: 9780078022159
7th Edition
Authors: Abraham Silberschatz, Henry F. Korth, S. Sudarshan
Question Posted:
Students also viewed these Computer science questions
-
Suppose you wish to sample n = 2 elements from a total of N = 10 elements. a. Count the number of different samples that can be drawn, first by listing them and then by using combinatorial...
-
For each of the following compounds, identify all groups that would be considered substituents, and then indicate how you would name each substituent. (a) (b) (c) (d) (e) (f) (g)
-
For each of the following compounds, identify all groups that would be considered substituents, and then indicate the systematic name as well as the common name for each substituent: (a) (b) (c) (d)...
-
In Problems, assume that the populations are normally distributed and that independent sampling occurred. (a) Test the hypothesis that 1 2 at the a = 0.1 level of significance for the given sample...
-
Nielsen Media Research uses samples of 5,000 households to rank TV shows. Nielsen reported that 60 Minutes had 15% of the TV audience. What is the 95% confidence interval for this result?
-
Starting with equations like (5-46) and (5-47), show that for two stages, Se = V0.25 + S2(Sj + 1) - 0.5. %3D
-
Organizations' increasing use of the Internet has had least impact on: a. The overall structure of the approach used to conduct an information systems audit b. Exposures associated with the quality...
-
Sikhism, a religion founded in the 15th century in India, is going through turmoil due to a rapid decline in the number of Sikh youths, who wear turbans (Washington Post, March 29, 2009). The tedious...
-
III. Consider the following Table, which gives a security analyst's expected returns on two stocks and the market portfolio for two possible economic states: (25 points) IV. Market Portfolio...
-
Lets work out a few examples to get a sense of what elasticity of demand means in practice. Remember that in all of these cases, were moving along a fixed demand curveso think of supply increasing or...
-
Apache Spark: a. How does Apache Spark perform computations in parallel? b. Explain the statement: Apache Spark performs transformations on RDDs in a lazy manner. c. What are some of the benefits of...
-
Fill in the blanks below to complete the following Apache Spark program which computes the number of occurrences of each word in a file. For simplicity we assume that words only occur in lowercase,...
-
The Lagrange function is a function of , x, and y, and possibly other variables. Determine whether each statement is true or false, and explain why.
-
Whirly Corporation's contribution format income statement for the most recent month is shown below: Sales (8,100 units) Total $ 275,400 Per Unit Variable expenses 162,000 Contribution margin 113,400...
-
On 1April 2017, the GSK Board of Directors appointed Emma Walmsley as the first female CEO in the company's 300 year history. Many key stakeholders doubted the decision, since it was inconsistent...
-
Many economists feel that unrestricted free trade raises the economic welfare of a nation. However, given our various values and ethical systems, do you agree or disagree with this position? Please...
-
What is the permitted scope of practice for P1 licensees? List five examples of persons providing legal services who are exempt from licensing. Define professionalism (Rule 2) including integrity and...
-
Amortization schedule with a balloon payment You want to buy a house that costs $250,000. You have $25,000for a down payment, but your credit is such that mortgage companieswill not lend you the...
-
A hydrometer is a device used to measure the density of a liquid. It is a cylindrical tube weighted at one end, so that it floats with the heavier end downward. The tube is contained inside a large...
-
Prove the formula for (d/dx)(cos-1x) by the same method as for (d/dx)(sin-1x).
-
We can define a binary tree representation T² for an ordered general tree T as follows (see Figure 8.21): ¢ For each position p of T, there is an associated position p² of T²....
-
Describe, in pseudocode, a nonrecursivemethod for performing an inorder traversal of a binary tree in linear time.
-
Give an O(n)-time algorithm for computing the depths of all positions of a tree T, where n is the number of nodes of T.
-
Frontier Fabrics has a workers' compensation premium rate of $3.71 per $100.00 of assessable payroll. Based on an actual assessable payroll of $178,900.00 for the previous year, calculate the...
-
A dentist wondered if his appointments were distributed evenly from Monday to Friday each week. He took a random sample of 500 appointments and recorded which day of the week they were booked for....
-
Why is hypothesis testing and verification more useful than assuming unanimity among clients from the same cultural group? REPLY CA
Study smarter with the SolutionInn App