# magnetic disk

> carrier type that consists of a disc containing digitally encoded data that are magnetically or optically recorded

**Wikidata**: [Q5808240](https://www.wikidata.org/wiki/Q5808240)  
**Source**: https://4ort.xyz/entity/magnetic-disk

## Summary
A magnetic disk is a carrier type that consists of a disc containing digitally encoded data that are magnetically or optically recorded. This storage medium enables persistent data storage and retrieval using magnetic properties on a circular format.

## Key Facts
- Magnetic disks belong to the class of magnetic storage, which began in 1878.
- A magnetic disk is classified as both a recording medium and magnetic storage.
- Magnetic disks are also known as "Disco magnetico" in other languages.
- The Library of Congress authority ID for magnetic disks is sh85079700.
- The RDA value vocabularies ID for magnetic disks is RDACarrierType/1013.
- Magnetic disks have 3 sitelinks across different Wikipedia languages (ast, es, it).
- The Elhuyar ZTH ID for magnetic disks is 057164.
- The Dictionary of Archives Terminology ID for magnetic disks is "magnetic-disk".

## FAQs
### Q: What is a magnetic disk?
A: A magnetic disk is a carrier type that consists of a disc containing digitally encoded data that are magnetically or optically recorded. It serves as a storage medium for computer data using magnetic properties.

### Q: When did magnetic storage begin?
A: Magnetic storage began in 1878, which is the inception date for the broader category to which magnetic disks belong.

### Q: How is a magnetic disk classified?
A: Magnetic disks are classified as recording medium and magnetic storage, indicating their fundamental role in data storage technology.

### Q: What makes magnetic disks unique compared to other storage media?
A: Magnetic disks are distinguished by their circular disc format that contains digitally encoded data using magnetic properties, allowing for both random and sequential access to stored information.

## Why It Matters
Magnetic disks have served as a fundamental storage medium for digital data, enabling the encoding and retrieval of information using magnetic properties. As a carrier type that consists of a disc containing digitally encoded data, magnetic disks have been crucial in the development of computing technology, providing a reliable means of data storage that persists even when power is removed. Their circular format allows for efficient data access patterns, making them essential for applications requiring both sequential and random data retrieval. Magnetic disks represent an important category of recording media that continues to be relevant in various storage applications today.

## Notable For
- Magnetic disks are distinguished by their circular disc format that contains digitally encoded data using magnetic properties.
- They belong to the category of magnetic storage, which has a history dating back to 1878.
- Magnetic disks serve as both a recording medium and magnetic storage, making them a versatile storage solution.
- They have international recognition with Wikipedia entries in multiple languages including Asturian, Spanish, and Italian.

## Body
### Overview
A magnetic disk is a carrier type that consists of a disc containing digitally encoded data that are magnetically or optically recorded. This storage medium belongs to the broader category of magnetic storage, which began in 1878.

### Classification
Magnetic disks are classified as:
- Recording medium
- Magnetic storage

### Identifiers
Magnetic disks have several identifiers across different systems:
- Elhuyar ZTH ID: 057164
- BnCF Thesaurus ID: 6470
- UNESCO Thesaurus ID: concept6104
- RDA Value Vocabularies ID: RDACarrierType/1013
- Yale LUX ID: concept/b2e86eb4-0277-4a31-b4ff-a1cb4b3a1752
- Dictionary of Archives Terminology ID: magnetic-disk

### Language Support
Magnetic disks have Wikipedia entries in the following languages:
- Asturian (ast)
- Spanish (es)
- Italian (it)

### Library References
Magnetic disks are referenced in several library systems:
- Library of Congress Authority ID: sh85079700
- Bibliothèque nationale de France ID: 119679081
- National Library of Israel J9U ID: 987007543565305171

### Digital Presence
Magnetic disks have Google Knowledge Graph IDs: /g/121p6d8p, /g/11cjj8ct5_

## References

1. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=6470)
2. National Library of Israel Names and Subjects Authority File