Which is considered external memory?
hard disk
RAM
CPU
ROM
1 answer
Out of the options given, the external memory is the hard disk. The hard disk is used for external or secondary storage, which can store data even when the device is turned off. RAM is the internal memory used for temporarily storing data while the device is being used. The CPU is responsible for processing data, and ROM is a type of permanent memory used to store the firmware of a device.