Which of the Following File Class Methods Can Be Used

question 9

Multiple Choice

Which of the following File class methods can be used to determine if a resource is a file or something else?

• A) directory?
• B) file?
• C) found?
• D) type?

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Definitions:

Sympatric Speciation

Origin of new species in populations that overlap geographically.

Reproductive Isolation

A set of mechanisms that prevent different species from mating or ensure that any offspring produced are sterile.

Geographic Isolation

A mechanism of evolutionary separation where populations of a species are physically separated by geographic barriers leading to species divergence.

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring, a key mechanism of evolution.