A typical pc

Disks and drives
Disks and drives refer to the storage media and devices used for storing and accessing data in a computer system. Here's some information about them:

1. 
   Hard Disk Drive (HDD): A hard disk drive is a non-volatile storage device that uses magnetism to store and retrieve digital information. It consists of one or more rotating disks (platters) coated with a magnetic material. Data is written and read using magnetic heads mounted on an actuator arm. HDDs are commonly used for long-term storage due to their large capacity and relatively low cost.
   
2. 
   Solid State Drive (SSD): A solid-state drive is a type of storage device that uses flash memory to store data. Unlike HDDs, SSDs have no moving parts, which makes them faster, more durable, and less susceptible to mechanical failure. SSDs are becoming increasingly popular as primary storage devices due to their superior performance, especially in terms of data access speed.
   
3. 
   Optical Drive: An optical drive uses laser technology to read and write data on optical discs such as CDs, DVDs, and Blu-ray discs. These drives are commonly used for media playback, software installation, and data backup. However, with the rise of digital distribution and cloud storage, optical drives have become less prevalent in recent years.
   
4. 
   USB Flash Drive: A USB flash drive, also known as a thumb drive or a pen drive, is a small portable storage device that uses flash memory to store data. It connects to a computer's USB port and allows for easy transfer and storage of files. USB flash drives are convenient for carrying data between computers and are often used for backup, file sharing, and portable operating systems.
   
5. 
   Network Attached Storage (NAS): NAS is a specialized storage device that connects to a network and provides file-level data storage and retrieval to multiple users and client devices. It typically consists of multiple hard drives organized in various configurations, offering centralized storage accessible by multiple devices over a network.
   
6. 
   Cloud Storage: Cloud storage refers to storing data on remote servers accessed through the internet. It offers scalable and flexible storage options, allowing users to access their files from anywhere with an internet connection. Cloud storage services are provided by various companies, and users typically pay for the amount of storage they need.
   

These are just some of the common examples of disks and drives used in computing. The specific type of storage device or drive used depends on factors such as performance requirements, capacity needs, budget, and intended usage.