Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Mar 11, 2024

b)Describe the basic features of the relational data model and discuss their importance to the end user and the designer. (4 marks)

b)Describe the basic features of the relational data model and discuss their importance to the end user and the designer. (4 marks)

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Database Systems Design Implementation and Management

Authors: Carlos Coronel, Steven Morris

11th edition

9781305323230, 1285196147, 1305323238, 978-1285196145

More Books

Students also viewed these Databases questions

Question

★★★★★

Describe the basic features of the relational data model and discuss their importance to the end user and the designer.

Answered: 1 week ago

Question

★★★★★

Young's modulus is a quantitative measure of stiffness of an elastic material. Suppose that for aluminum alloy sheets of a particular type, its mean value and standard deviation are 70 GPa and 1.6...

Answered: 1 week ago

Question

★★★★★

Let A, B be sets. Define: (a) the Cartesian product (A B) (b) the set of relations R between A and B (c) the identity relation A on the set A [3 marks] Suppose S, T are relations between A and B, and...

Answered: 1 week ago

Question

★★★★★

In Problems 4358, (a) Find the vertex and the axis of symmetry of each quadratic function, and determine whether the graph is concave up or concave down. (b) Find the y-intercept and the...

Answered: 1 week ago

Question

★★★★★

Four laboratories (1-4) are randomly selected from a large population, and each is asked to make three determinations of the percentage of methyl alcohol in specimens of a compound taken from a...

Answered: 1 week ago

Question

★★★★★

A large hospital can have more than 1,500 IT systems running, and many nurses and doctors may need to log in to up to a dozen different systems. How much strain do you think this situation puts on...

Answered: 1 week ago

Question

★★★★★

What is a budget? (p. 314)

Answered: 1 week ago

Question

★★★★★

Powerdyne Companys cost of goods sold is consistently 60% of sales. The company plans to carry ending merchandise inventory for each month equal to 40% of the next months budgeted cost of goods sold....

Answered: 1 week ago

Question

★★★★★

Bostons childrens hospital case During the year the office performs 4,400 plagiocephaly visits, 2,200 neoplasm visits, and 1,800 craniosynostosis visits. Calculate the unused capacity of each...

Answered: 1 week ago

Question

★★★★★

You are a staff accountant preparing your first Form 1120 for your first client, SageGreen Computer Corporation. Your manager plans to review your prepared tax form each step of the way, starting...

Answered: 1 week ago

Question

★★★★★

(5) Use Green's Theorem to evaluate the integral pay ? do + arctan (y ? ) dy where C is the triangle with vertices (0, 0), (1, 0), and (0, 2), oriented counter-clockwise

Answered: 1 week ago

Question

★★★★★

1. Hardly there is any location which can be ideal or perfect. One has to strike a balance between various factors affecting plant location. Some factors are crucial in deciding the location of the...

Answered: 1 week ago

Question

★★★★★

What is meant by producing in a "pull" rather than a "push" environment when adopting a lean process? (LO3.4)

Answered: 1 week ago

Question

★★★★★

How can situational leadership be used to improve diversity in organizations?

Answered: 1 week ago

Question

★★★★★

Determine the true cost of each employee. In addition to the items listed below, each employee has been hired through an agency charging a fee of 20% of each employee's base salary. Your first three...

Answered: 1 week ago

Question

★★★★★

Out of the push and pull inventory systems, which is better for a small business that stocks nondurable food items? Please provide a reference and a practical example.

Answered: 1 week ago

Question

★★★★★

QUESTION 2 A study examined the price response to earnings announcements for a large sample of firms. The authors calculated earnings surprises for the firms, ranked the magnitude of the surprise,...

Answered: 1 week ago

Question

★★★★★

In your readings, there were many examples given for nurturing close family relationships in this ever-evolving technological society we live in Based upon your readings and research describe three...

Answered: 1 week ago

Question

★★★★★

Create the relational diagram to show the relationship between DIRECTOR and PLAY.

Answered: 1 week ago

Question

★★★★★

Using the ERD you drew in Problem 2 create the equivalent Object representation and UML class diagram.

Answered: 1 week ago

Question

★★★★★

Tiny College wants to keep track of the history of all administrative appointments (date of appointment and date of termination). The Tiny College chancellor may want to know how many deans worked in...

Answered: 1 week ago

Question

★★★★★

How does the pricing of medical care in the United States affect the quantity consumed?

Answered: 1 week ago

Question

★★★★★

Explain how monopoly causes an inefficient allocation of resources when the competitive firm does not, even when both seek to maximize profits.

Answered: 1 week ago

Question

★★★★★

What is the difference between average, total, and marginal revenue? What is the shape of the total and marginal revenue curves for the individual competitive firm?

Answered: 1 week ago

Previous Question Next Question