Data in RAM is not permanently written.
When you power off your computer the data stored in RAM is deleted.
ROM is a type of non- volatile memory.
Data in ROM is permanently written and is not erased when you power off your computer.
What is ROM used for?
Short for read-only memory, ROM is a storage medium that is used with computers and other electronic devices. As the name indicates, data stored in ROM may only be read. It is either modified with extreme difficulty or not at all. ROM is mostly used for firmware updates.
What are the main differences between RAM and ROM?
A ROM chip is non-volatile storage and does not require a constant source of power to retain information stored on it. When power is lost or turned off, a ROM chip will keep the information stored on it. In contrast, a RAM chip is volatile and requires a constant source of power to retain information.
What is ROM and its type?
Read-only memory (ROM) is a type of storage medium that permanently stores data on personal computers (PCs) and other electronic devices. Because ROM is read-only, it cannot be changed; it is permanent and non-volatile, meaning it also holds its memory even when power is removed.
What is RAM and ROM with example?
Example : RAM in desktop computers, laptops, phones, DRAM, SDRAM etc. ROM (Read Only Memory) is a built in memory where the data can only be read, not written to. ROM is a non-volatile memory. The ROM is sustained by a small long-life battery in your computer.