A Mouse and a Keyboard are examples of eternal input devices. The monitor, printer, speaker and Fash drive are all external output devices. Seven basic internal components in a computer tower are the power supply unit, central processing unit, hard disk drive, RAM modules, motherboard, video card and a sound card.
Answer: Computer memory is of two basic type – Primary memory(RAM and ROM) and Secondary memory(hard drive,CD,etc.). Random Access Memory (RAM) is primary-volatile memory and Read Only Memory (ROM) is primary-non-volatile memory.
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