Cleanroom Fundamentals Practice Quiz (2 questions)

1. What is the primary purpose of a cleanroom?

A. To increase air pressure without controlling contamination sources

B. To reduce airborne particles and molecular contamination by controlling environmental conditions

C. To remove only visible dust from equipment surfaces

D. To maintain room temperature while allowing uncontrolled airflow

Answer: (B)

Explanation

A cleanroom reduces airborne particles and molecular contamination from the atmosphere, personnel, equipment, and processes through controlled filtration, airflow, pressure, temperature, and humidity.

2. Where are HEPA filters installed to filter air entering a cleanroom?

A. Beneath the flooring

B. Near the room entrance

C. Along the exterior walls

D. Inside the ceiling

Answer: (D)

Explanation

Air entering the cleanroom passes through HEPA filters installed in the ceiling. These filters help remove airborne contaminants before the air enters the controlled area.