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Author Question: A(n) ________ is an attribute (or combination of attributes) whose value is unique across all ... (Read 80 times)

Frost2351

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A(n) ________ is an attribute (or combination of attributes) whose value is unique across all occurrences of a relation.
 
  A) Composite key
  B) Primary key
  C) Identifier
  D) Index

Question 2

What kind of statement is We are in the business of designing, fabricating, and selling to retail stores high-quality wood furniture?
 
  A) Business statement
  B) Mission statement
  C) Goal statement
  D) Corporate policy



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k2629

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Answer to Question 1

B

Answer to Question 2

B




Frost2351

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Reply 2 on: Jul 7, 2018
Wow, this really help


pratush dev

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Reply 3 on: Yesterday
Gracias!

 

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Every flu season is different, and even healthy people can get extremely sick from the flu, as well as spread it to others. The flu season can begin as early as October and last as late as May. Every person over six months of age should get an annual flu vaccine. The vaccine cannot cause you to get influenza, but in some seasons, may not be completely able to prevent you from acquiring influenza due to changes in causative viruses. The viruses in the flu shot are killed—there is no way they can give you the flu. Minor side effects include soreness, redness, or swelling where the shot was given. It is possible to develop a slight fever, and body aches, but these are simply signs that the body is responding to the vaccine and making itself ready to fight off the influenza virus should you come in contact with it.

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Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

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The FDA recognizes 118 routes of administration.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

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