What is the permanent storage device found inside a desktop computer?

• A. Solid-state drive
• B. Hard drive
• C. USB flash drive
• D. Optical drive

Answer: (B)

Non-volatile storage that retains data when power is off is used to hold the operating system, programs, and files. Inside a desktop computer, the traditional device that provides this permanent internal storage is the hard disk drive. It stores data magnetically on spinning platters and remains powered off with all your data intact, making it the typical main storage for desktops due to its large capacity and cost efficiency.

Solid-state drives also permanently store data and are inside many modern desktops, but the classic, widely taught answer for internal desktop storage is the hard drive. USB flash drives are portable and usually external, not the fixed internal storage, and optical drives read discs rather than serve as the primary internal storage.