Which Statement About UML Class Diagrams Is True

question 25

Multiple Choice

Which statement about UML class diagrams is true?

• A) UML class diagrams can be used to summarize a class's attributes and operations.
• B) In the UML, each class is modeled in a class diagram as a rectangle with three compartments.
• C) The top compartment contains the class name centered horizontally in boldface type and the middle compartment contains the class's attribute names, which correspond to the data members of a class.
• D) All of the above are true.

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Definitions:

Frequency

The number of occurrences of a repeating event per unit of time, often used in the context of waves or vibrations.

Wavelength

The distance between two consecutive peaks or troughs in a wave, which determines its color in the spectrum of visible light or its properties in other types of waves.

Frequency

Frequency is the number of times a wave completes a cycle of oscillation per unit time, typically measured in hertz (Hz).

Wavelength

Wavelength is the distance between consecutive crests of a wave, especially points in a sound wave or electromagnetic wave.