Let a and B Be Valid Boolean Expressions

question 29

Multiple Choice

Let a and b be valid boolean expressions. Which of the following best describes the result of the expression a || b?

• A) It will evaluate to true if a evaluates to true and b evaluates to true. It will evaluate to false otherwise.
• B) It will evaluate to false if a evaluates to false and b evaluates to false. It will evaluate to true otherwise.
• C) It will evaluate to true if a evaluates to false and b evaluates to false. It will evaluate to true otherwise.
• D) It will evaluate to true if a evaluates to false or b evaluates to false. It will evaluate to true otherwise.
• E) None of the above statements correctly describes the evaluation of the expression.

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Definitions:

Inverted Pyramid

A writing structure often used in news reporting and journalism that presents the most important information first, followed by supporting details.

Organizational Style

The method or approach a business or individual uses to arrange and manage work or content.

Short Subject Line

A concise title or heading designed to capture attention and summarize the content of an email or document.

Passive Voice

A grammatical construction where the object of an action becomes the subject of the sentence, often obscuring who performs the action.