FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -ROM (Read-Only Memory) is nonvolatile: data stored in ROM maintains integrity after loss of power. A computer Basic Input Output System (BIOS) firmware is stored in ROM.

Detailed explanation-2: -8.3. 4 ROM. Non-volatile memory is memory that retains its values even when power is removed. Earlier forms of non-volatile memory included various forms of read-only memory (ROM).

Detailed explanation-3: -The volatile memory stores data and computer programs that the CPU may need in real-time, and it erases them once a user switches off the computer. Cache memory and RAM are types of Volatile memory. Non-volatile memory, on the other hand, is static. It remains in a computer even after a user switches it off.

Detailed explanation-4: -Volatile memory is a type of storage whose contents are erased when the system’s power is turned off or interrupted. An example of volatile memory is RAM (random access memory). When you are working on a document, it is kept in RAM.

Detailed explanation-5: -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.