ICT 202 Lecture Notes - Lecture 19: Perpendicular Recording, Hard Disk Drive, Yottabyte

• School: University of Kentucky
• Department: Information Communication Technology
• Course: ICT 202
• Professor: Nicholas Proferes

Document Summary

A storage medium is the physical material on which a computer keeps data, information, programs, and applications. Cloud storage keeps information on servers on the internet, and the actual media on which the files are stored are transparent to the user. A storage device is the hardware that records and/or retrieves items to and from storage media. Reading is the process of transferring items from a storage medium into memory. Writing is the process of transferring items from memory to a storage medium. Capacity is the number of bytes a storage medium can hold. Items on a storage medium remain intact even when you turn off a computer or mobile device. The amount of time it takes a storage device to locate an item on a storage medium. The time required to deliver an item from memory to the processor.