Q.2 Consider the business rules given below- A Computer must be the host of one and...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
Q.2 Consider the business rules given below- A Computer must be the host of one and only one motherboard. A motherboard may be incorporated into one and only one computer. A computer has many input devices. Each input device links to a computer. Answer the given below Questions: 3. Draw a relational diagram for the database represented by the above business rules 4. Give the relational schema for the tables. 5. Give the difference between primary key and foreign key taking examples from any of the above tables. Q.2 Consider the business rules given below- A Computer must be the host of one and only one motherboard. A motherboard may be incorporated into one and only one computer. A computer has many input devices. Each input device links to a computer. Answer the given below Questions: 3. Draw a relational diagram for the database represented by the above business rules 4. Give the relational schema for the tables. 5. Give the difference between primary key and foreign key taking examples from any of the above tables.
Expert Answer:
Answer rating: 100% (QA)
All the parts have been solved below 1 Relational Diagram for the database 1 Relational Schema f... View the full answer
Posted Date:
Students also viewed these computer engineering questions
-
Draw the relational diagram for the design you revised in problem 27. (After you have had a chance to revise the design, your instructor will show you the results of the design change, using a copy...
-
Consider the relational database represented by the ER diagram in Question 3 and the datasheets in Question 4. Explain how the following data are retrieved from the relational database in...
-
Consider the following relational schema and briefly answer the questions that follow: 1. Define a table constraint on Emp that will ensure that every employee makes at least $10,000. 2. Define a...
-
Q6) From the product_t table, return the number of rows of products with a natural ash finish OR a cherry finish Q7) From the customer_t table, return all entries with a postal code beginning with 9,...
-
Explain how the history of colonialism might be connected to current inequalities. Explain a criticism of this idea.
-
Isnt this a cold hearted decision? Why doesnt the court sympathize with the parents tragedy?
-
On December 31, 2017, Shade Company issued \(\$ 250,000\) of 20 -year, eight percent bonds payable for \(\$ 276,694\), yielding an effective interest rate of seven percent. Interest is payable...
-
Maine Construction builds office buildings. The buildings generally cost between $ 5 million and $ 8 million to build, and the plumbing can cost between $ 300,000 and $ 600,000 depending on the...
-
Janelle Heinke, the owner of Ha'Peppas!, is considering a new oven in which to bake the firm's signature dish, vegetarian pizza. Oven type A can handle 20 pizzas an hour. The fixed costs associated...
-
Hugo Boss AG is a German designer, manufacturer, and distributer of mens and womens clothing, operating in the higher end of the clothing retail industry. During the period 20042017, the company...
-
When can liability be classified as current? A. Current liabilities are obligations that the firm expects to liquidate through the use of cash. Current liabilities will typically be paid within 30...
-
How do hyperglobalist, skeptical, and transformationalist perspectives offer nuanced analyses of the multifaceted processes and implications of globalization across economic, political, cultural, and...
-
Brookside Hospital's imaging for hand, foot and forearm is a sub-unit of the Radiology department. They project ending the current year (2017) with 2,000 total procedures broken down as follows:...
-
Midpoint: Find the midpoint between the points (-1,-) and (-3, 3).
-
Use a calculator. Round to the nearest tenth. Given cos 0 = 0.1959, find 0.
-
Compare and contrast the ecological approach paradigm and the information-processing approach paradigm of cognitive psychology. Which of these do you think is a more holistic approach to...
-
Question 1 Not yet answered Marked out of 10.00 Flag question West Steel Company (WSC) was formed 5 years ago to exploit a new continuous casting process. WSC's founders, Robert Prechter and Kate...
-
What are the two methods used to translate financial statements and how does the functional currency play a role in determining which method is used?
-
Who trades with the United States?
-
What factors might explain the differential in average income between men and women?
-
Decisions as to the allocation of human organs for transplant are based on characteristics such as blood type, weight, and age;urgency of need; and length of time on the waiting list (quoted from the...
Study smarter with the SolutionInn App