Which of the Following Statements About Regular Expressions Is True

question 15

Multiple Choice

Which of the following statements about regular expressions is true?

• A) They are used to match specific character patterns in text.
• B) They can be used to replace parts of one string with another, or to split a string.
• C) They can be used to validate data to ensure that it's in a particular format.
• D) All of the above statements are true.

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Definitions:

Ultrasound Exam

A diagnostic test using high-frequency sound waves to create images of internal organs, tissues, or developing fetuses.

Group B Streptococcus

A type of bacteria commonly found in the digestive and lower reproductive tracts, which can cause infections, especially in newborns.

Bacteria

Microscopic, single-celled organisms found in diverse environments; they can be beneficial, neutral, or harmful to humans and other life forms.

Pneumonia

An inflammatory condition of the lung primarily affecting the small air sacs known as alveoli, typically caused by infection with viruses, bacteria, or other microorganisms.