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CC - P2 - Promo 2028

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Which of the following relationships respect the 3NF?

1. Species_Observations(Observation_ID, location, Date_YY_MM_DD)

2. Habitats(Region_ID, Species_ID, Observation, Location)

3. Conservation_Efforts(Effort_ID, Species_ID, Effort_Name, Species_Name, Organization, Budget)

4. Protected_Areas(Area_ID, Area_Name, Country, Country_Region, Species_Protected)

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Indicate which sentence corresponds to the Entity-Association diagram above.

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Which of the following SQL queries is correct for inserting a new record into the Products table with the columns Product_ID, Product_Name and Price?

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descriptionIndicate which sentence corresponds to the Entity-Association diagram above.

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Check the relation(s) that are not in 1NF.

1. Machines(ID_Machine, Machine_Name, Type, Manufacturer)

Example: Machines(1, 'CNC Lathe', 'Machining', 'Haas')

2. Products(ID_Product, Product_Name, Category, Unit_Price)

Example: Products('P001', 'Ball Bearing', 'Components', 50)

3. Stocks(Warehouse_ID, Warehouse_Name, Available_Products)

Example: Stocks('E001', 'Warehouse A', 'Ball Bearing, Stainless Steel Screws')

4. Orders(Order_ID, Date, Ordered_Products, Quantities)

Example: Orders('C001', '2025-02-01', 'Ball Bearing, Stainless Steel Screws', '10, 50')

Be careful errors will be penalized.

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Assuming that the field "supplierAddress" is non-decomposable.

ARTICLE1 (idArticle, articleName, supplierName, supplierAddress)

ARTICLE2 (articleName, supplierName, supplierAddress)

Indicate which of these statements is true:

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Cette question permet de tester l'affichage en langage mathématique d'un vecteur : .

Vous devriez voir cela .

Si vous voyez, essayez avec un autre navigateur.

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Code à observer

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La résistance vaut:

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Si vous avez constaté des problèmes lors de ce test, merci de nous en faire part pour essayer d'améliorer le service. Merci également de préciser votre configuration matérielle (type d'ordinateur, navigateur, ...). Vous pouvez aussi nous transmettre une capture d'écran sous forme d'image.

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