________ Is an Example of an Attribute in the E-R

question 9

Multiple Choice

________ is an example of an attribute in the E-R model.

• A) Order
• B) Salesperson
• C) Order number
• D) Customer

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Definitions:

Neutrons

Subatomic particles found in the nucleus of an atom with no electric charge.

Protons

Subatomic particles found in the nucleus of an atom, carrying a positive electrical charge.

Isotope

Isotopes are variants of a particular chemical element which differ in neutron number, and consequently in nucleon number, but have the same number of protons in their atomic nuclei.

Neutrons

Subatomic particles with no electrical charge, found in the nucleus of an atom, and responsible for much of the mass of atoms.