A File Must Always Be Opened Before Using It and Closed

question 42

True/False

A file must always be opened before using it and closed when the program is finished using it.

---

Definitions:

Earth

The third planet from the Sun, uniquely characterized by its vast oceans, breathable atmosphere, and diverse ecosystems supporting life.

Photochemical Smog

A type of air pollution created when sunlight reacts with nitrogen oxides and at least one volatile organic compound in the atmosphere.

Volatile Organic Compounds

Organic chemicals that have a high vapor pressure at ordinary room temperature, making them significantly evaporative and potentially harmful to the environment and human health.

Sunlight

The natural light emitted by the Sun, providing energy that supports the majority of life on Earth through photosynthesis.