Definition

Noun: A read-only file is a computer file whose data can be viewed, opened, or copied, but cannot be modified, deleted, or overwritten by the user. This attribute is set to protect the file's contents from accidental or unauthorized alteration.

Usage

The term is used to describe the state or attribute of a digital file. It is commonly encountered in file system properties, error messages, or when describing system files. - You can open a read-only file to view its contents. - The operating system marks critical system files as read-only to prevent damage. - If a file is a read-only file, you must change its attributes before you can save any edits to it.

Examples

Advanced Usage

• Setting a file as read-only: This is an action to apply the read-only attribute to a file for protection.
  • Before distributing the template, set it as a read-only file to prevent users from altering the formulas.
• Inherited read-only status: In some systems, files within a read-only folder may inherit the read-only attribute.

Variants and Related Words

• Read-only (adjective): Describing the attribute of being unchangeable.
  • The disk was in read-only mode.
• Read-only memory (ROM): A type of non-volatile computer memory where data is pre-written and cannot be easily modified.
• Write-protected: A similar concept often used for removable media like USB drives or SD cards.

Synonyms

• Protected file (in the context of being guarded against writing).
• Immutable file (emphasizing that it cannot be changed).

Related Phrases

• "Mark as read-only": The instruction or action to apply the read-only attribute to a file.
  • Right-click the file, select 'Properties', and mark it as read-only.
• "Access is denied": A common system message that may appear when attempting to modify a read-only file.

Noun

1. (computer science) a file that you can read but cannot change