Computer file
(Redirected from Digital file)
Filename extension | Various |
---|---|
A computer file is a digital data storage unit that is used to store information on a computer or other digital device. Files are essential components of modern computing, allowing users to save, retrieve, and manage data efficiently.
Structure[edit | edit source]
A computer file is typically composed of a sequence of bytes, which are the basic units of data in computing. These bytes can represent various types of information, such as text, images, audio, or video. Files are usually stored on storage devices like hard drives, solid-state drives, USB flash drives, and optical discs.
File Systems[edit | edit source]
Files are organized within a file system, which provides a way to manage and access files on a storage device. Common file systems include NTFS, FAT32, ext4, and HFS+. Each file system has its own method of organizing files and directories, as well as managing file permissions and attributes.
File Formats[edit | edit source]
Files come in various formats, each designed for specific types of data. Some common file formats include:
- Text files (e.g., .txt, .docx)
- Image files (e.g., .jpg, .png)
- Audio files (e.g., .mp3, .wav)
- Video files (e.g., .mp4, .avi)
- Executable files (e.g., .exe, .app)
File Extensions[edit | edit source]
File extensions are suffixes added to the end of file names to indicate the file format. For example, a file named "document.txt" has a ".txt" extension, indicating it is a text file. File extensions help the operating system and users identify the type of data contained in a file.
File Management[edit | edit source]
File management involves creating, opening, editing, saving, and deleting files. This can be done using various software applications, such as file managers, text editors, and media players. Effective file management is crucial for maintaining an organized and efficient computing environment.
Security[edit | edit source]
File security is an important aspect of file management. It involves protecting files from unauthorized access, modification, or deletion. This can be achieved through encryption, password protection, and setting appropriate file permissions.
Related Pages[edit | edit source]
Search WikiMD
Ad.Tired of being Overweight? Try W8MD's physician weight loss program.
Semaglutide (Ozempic / Wegovy and Tirzepatide (Mounjaro / Zepbound) available.
Advertise on WikiMD
WikiMD's Wellness Encyclopedia |
Let Food Be Thy Medicine Medicine Thy Food - Hippocrates |
Translate this page: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
தமிழ்,
తెలుగు,
Urdu,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
বাংলা
European
español,
Deutsch,
français,
Greek,
português do Brasil,
polski,
română,
русский,
Nederlands,
norsk,
svenska,
suomi,
Italian
Middle Eastern & African
عربى,
Turkish,
Persian,
Hebrew,
Afrikaans,
isiZulu,
Kiswahili,
Other
Bulgarian,
Hungarian,
Czech,
Swedish,
മലയാളം,
मराठी,
ਪੰਜਾਬੀ,
ગુજરાતી,
Portuguese,
Ukrainian
Medical Disclaimer: WikiMD is not a substitute for professional medical advice. The information on WikiMD is provided as an information resource only, may be incorrect, outdated or misleading, and is not to be used or relied on for any diagnostic or treatment purposes. Please consult your health care provider before making any healthcare decisions or for guidance about a specific medical condition. WikiMD expressly disclaims responsibility, and shall have no liability, for any damages, loss, injury, or liability whatsoever suffered as a result of your reliance on the information contained in this site. By visiting this site you agree to the foregoing terms and conditions, which may from time to time be changed or supplemented by WikiMD. If you do not agree to the foregoing terms and conditions, you should not enter or use this site. See full disclaimer.
Credits:Most images are courtesy of Wikimedia commons, and templates Wikipedia, licensed under CC BY SA or similar.
Contributors: Prab R. Tumpati, MD