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A processor is an integrated electronic circuit that performs the calculations that run a computer. Random-access memory is a form of computer memory that can be read and changed in any order, typically used to store working data and machine code.

An MP3 player is an electronic device that can play MP3 digital audio files. It is a type of digital audio player, or portable media player.

External Drive? External hard drives are portable, easy to use, and can provide a large amount of storage whenever you need it.

CD-ROM. Stands for “Compact Disc Read-Only Memory.” A CD-ROM is a CD that can be read by a computer with an optical drive. DVD-ROM is similar to a compact disk-read only memory (CD-ROM) but has a larger capacity. A DVD-ROM stores around 4.38 GB of data.

A computer is a machine that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.