Which of the Following Best Defines an Operating System (OS)

question 52

Multiple Choice

Which of the following best defines an operating system (OS) ?

• A) It is a set of programs for controlling and managing computer hardware and software.
• B) It is a computer and all the software for managing network resources and offering services to a network.
• C) It is a collection of disk drives used for fault tolerance and is typically found in large network systems.
• D) It is the main circuit board containing connectors for attaching additional boards.

---

Definitions:

Cones

Photoreceptor cells in the retina of the eye that function best in relatively bright light and enable the perception of color.

Rods

Photoreceptor cells in the retina of the eye that are responsible for vision in low light conditions.

Nonspectral Colors

Colors that do not appear in the visible spectrum and are perceived through the combination of two or more wavelengths, such as pink or brown.

Receptor Cells

Specialized cells that respond to specific types of energy (e.g., light, sound) and convert it into neural activity.