FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -It is used to store data permanently as it is a non-volatile computer storage device, and is directly connected to the disk controller of the computer’s motherboard.

Detailed explanation-2: -Hard disks are nonvolatile storage devices that are used to store and retrieve data quickly. Nonvolatile storage is physical media that retains data without electrical power. This means that no data is lost when the computer is powered off, making hard disks suitable for permanent storage of information.

Detailed explanation-3: -Saved files are stored on a computer’s hard disc. The hard drive is a data storage system that uses magnetic storage to store and receive digital data with a rapidly spinning disc coated with magnetic material. In 1956, the hard disc was introduced and quickly became a popular secondary computer storage unit. Q.

Detailed explanation-4: -Secondary storage (also called external memory or auxiliary storage) is a storage medium that holds data or information until it is deleted or overwritten if the computer has no power. That is, it stores data permanently for future use, for example, hard disk, floppy disk. etc.

Detailed explanation-5: -CD-ROM, DVD-ROM, and BD-ROM refer to read-only optical storage disks. The data written on them is permanent and cannot be removed or overwritten. This is why they can’t be used as a personal storage.