A Compact Disk (CD) is an optical disk used to store digital data, originally developed for storing digital audio. The CD remains the standard medium for audio recordings.
A Digital Versatile Disk (DVD) is an optical disk that can be used for data storage, including movies with high video and sound quality.
A USB flashdrive allows you to transfer things saved on your computer to other computers through a USB port. They also come in many shapes and sizes
A USB flashdrive allows you to transfer things saved on your computer to other computers through a USB port. They also come in many shapes and sizes