Which of the Following May Contain Partial Dependencies,but Cannot Contain

question 72

Multiple Choice

Which of the following may contain partial dependencies,but cannot contain repeating groups?​

• A) ​unnormalized data
• B) ​first normal form (1NF)
• C) ​second normal form (2NF)
• D) ​third normal form (3NF)

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Definitions:

Pure Water

Water that has been purified to remove impurities, consisting only of H2O molecules.

Acidity

A measure of the concentration of hydrogen ions in a solution, indicating how acidic or alkaline the solution is.

Hydrogen Ions

Positively charged ions (H+) that are formed when hydrogen atoms lose their electrons; a high concentration of hydrogen ions indicates acidity.

Protons

Positively charged subatomic particles found in the nucleus of an atom, determining the element's atomic number.