A ____ Is a Three- or Four-Letter Sequence, Preceded by a Period

question 42

Multiple Choice

A ____ is a three- or four-letter sequence, preceded by a period, that identifies the file type.

• A) filename
• B) file extension
• C) file suffix
• D) file property

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Definitions:

Microorganisms

Tiny living organisms, including bacteria, viruses, fungi, and protozoa, that can be seen only with a microscope.

Immune Response

The body's defense mechanism against pathogens, including both the innate immune response and the adaptive immune response involving antibodies and white blood cells.

Newborn

Refers to an infant who is within the first few hours to weeks of life.

Lymphocytes

A type of white blood cell that is an essential component of the immune system.