Question: When representing a 1:1 relationship in a relational database design, OA the key of both tables must be the same B. the table, that

When representing a 1:1 relationship in a relational database design, OA the

When representing a 1:1 relationship in a relational database design, OA the key of both tables must be the same B. the table, that represents the relationship, gets the key from both relations OC. the key of each table must be placed as foreign keys into the other D. the key of either table may be placed as a foreign key into the other

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

In a relational database design when representing a 11 relationship the corre... 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 Programming Questions!

what is the relevant legal history and applicable law(s) in Weismann v City of New York 860 N.Y.S. 2d 393 (City of N.Y. Civil Court 2009)?

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...

answer the question clearly You are building a flight-control system for which a convincing safety case must be made. Would you assign the tasks of safety requirements engineering, test case...

To represent a one - to - many relationship in a relational database design ( A ) the key of the child is placed as a foreign key into the parent ( B ) the key of the parent is placed as a foreign...

In relational database design, a primary key of one table that is also included in another table Usually ensure that we can get all the information we need to make a decision by querying only one...

31. Examine the entity pairs presented. Which pair is most likely to be linked together on a financing cycle duality relationship? B. A. Loan agreement and cash receipt C. Cash receipt and cash...

1 7 . For the representation of a many - to - many strong entity relationship in a relational database design, which of the following statements is not correct? ( A ) Many - to - many relationships...

Which of the following is NOT a principle of relational database design? a. Design each table to contain fields that describe only one subject. b. Identify a primary key field or key field...

Question 1 Not yet answered Marked out of 1 . 0 0 Question text A database management system can be thought of as replacing an organisation s: Select one: a . Telephone b . Records c . Computers d ....

This assessment is to be completed individually. In this assessment, you will design an Entity Relationship Model (ERM) for a real-world case study of an organisation that uses a relational database,...

or thogonal space for R Find a basic modular and for the internal multiplication ((x,y,z), (xy'iz'))=xx-xy`-yx + 4yy + 2zz'.

6. What are some ethical concerns faced by leaders? How might you deal with these ethical concerns

The condensed financial statements of Murawski Company for the years 2016 and 2017 are presented below. (Amounts in thousands.) Compute the following ratios for 2017 and 2016. (a) Current ratio. (b)...

Consider a binomial experiment with n = 10 and p = .10. a. Compute f (0). b. Compute f (2). c. Compute P(x 2). d. Compute P(x 1). e. Compute E(x). f. Compute Var(x) and s.

The Harding Company manufactures skates. The company's income statement for 2014 is as follows: HARDING COMPANY Income Statement Year ended December 31, 2014 Sales ( 10,000 skates at $50)...

A photocathode ejects electrons with maximum energy 0.85 eV when illuminated with 430-nm blue light. Will it eject electrons when illuminated with 633-nm red light? If so, what will be the maximum...

Of the following, the strategy for coping with future energy shortages with the most in its favor is to a. burn more coal b. produce more oil from tar sands c. divert more agricultural land to making...

What is a key difference between a leader and a manager? There are no differences between managens and leaders Managers obtain their power from formal power systems, whereas leaders obtain their...

What are the types or categories of benefits of an IS project?

Why do analysts draw multiple sets of DFDs?

If you were going to develop a computer-based tool to help an analyst interview users and quickly and easily create and edit E-R diagrams, what type of tool would you build? What features would it...

Refer to the Real Estate data, which report information on the homes sold in the Goodyear, Arizona, area last year. a. At the .02 significance level, is there a difference in the variability of the...

Three supermarket chains in the Denver area each claims to have the lowest overall prices. As part of an investigative study on supermarket advertising, the Denver Daily News conducted a study....

There are four radio stations in Midland. The stations have different formats (hard rock, classical, country/western, and easy listening), but each is concerned with the number of minutes of music...