If a denormalization situation exists with a one-to-one binary relationship, which of the following is true?

If a denormalization situation exists with a many-to-many or associative binary relationship, which of the following is true?

A

All fields are stored in one relation.

B

All fields are stored in two relations.

C

All fields are stored in three relations.

D

All fields are stored in four relations.

Who said, "The State exists because crime exists in society, otherwise there would be no need of a State"?

A

Herbert Spencer

B

J. S. Mill

C

John Locke

D

Tocqueville

People speculate when they consider a situation and assume something to be true based on inconclusive evidence. Which situation below is the best example of Speculation ?

A

Francine decides that it would be appropriate to wear jeans to her new office on Friday after reading about "Casual Fridays" in her employee handbook.

B

Mary spends thirty minutes sitting in traffic and wishes that she took the train instead of driving.

C

After consulting several guidebooks and her travel agent, Jennifer feels confident that the hotel she has chosen is first-rate.

D

When Emily opens the door in tears, Theo guesses that she's had a death in her family.

What market situation exists where there is only one buyer and only one seller?

A

Monopsony

B

Monopoly

C

Bilateral monopsony

D

Bilateral monopoly

What market situation exists where there are few sellers and few buyers?

A

Oligopoly

B

Oligopsony

C

Bilateral Oligopoly

D

Bilateral Oligopsony

Which constraint requires that the binary relationship indicate all combinations that must appear in the ternary relationship?

A

MUST COVER

B

MUST NOT

C

Both of the above

D

None of the above is correct

The school principal has received complaints from parents about bullying in the school yard during recess. He wants to investigate and end this situation as soon as possible, so he has asked the recess aides to watch closely. Which situation should the recess aides report to the principal?

A

A girl is sitting glumly on a bench reading a book and not interacting with her peers.

B

Four girls are surrounding another girl and seem to have possession of her backpack.

C

Two boys are playing a one-on-one game of basketball and are arguing over the last basket scored.

D

Three boys are huddled over a handheld video game, which isn't supposed to be on school grounds.

A binary adder is a logic circuit that can add _____ binary numbers at a time.

A

Hundreds

B

Thousands

C

One

D

Two

E

None of the above

When mapping a binary many-to-many relationship into a relation which of the following is true?

A

One relation is created.

B

Two relations are created.

C

Three relations are created.

D

Four relations are created.

Use of a supertype/subtype relationship is necessary when which of the following exists?

A

An instance of a subtype participates in a relationship that is unique to that subtype

B

An instance of a subtype participates in a relationship that is the same as the other subtypes

C

Attributes apply to all of the instances of an entity type

D

No attributes apply to any of the instances of an entity type

If a denormalization situation exists with a one-to-one binary relationship, which of the following is true?

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