write protect


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write protect

(storage)
A feature of certain removable media storage devices that tells the system whether or not it should allow the data on the media to be modified. Write protecting an item of media prevents accidental overwriting of valuable data.

For example, the write protect tab on a 3.5-inch floppy disks is a small sliding plastic square that can either cover or expose a hole near the edge of the disk cover. The drive wil only allow the disk to be written to if the hole is closed.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)

write protect

A mode that restricts erasing or editing a disk file. See file protection.
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References in periodicals archive ?
Write protect all boot disks to prevent a virus from inadvertently being copied to it.
These Innodisk storage devices offer write protect security features that provide a hardware-based mechanism for data protection, preventing any unauthorized person from modifying data.
The CY4616 offers complete hardware and software design materials; a drive capacity up to 128 MB; write protect functionality; and Windows and Macintosh Operating Systems (OS) driver support.
This 4-NIC slim Mini-ITX embedded motherboard with unique features like the LAN bypass and anti-virus BIOS Write Protect function to provide fault tolerance is ideal for network security appliance applications.
In addition, the controller includes a Write Protect Pin, which offers hardware protection for the data stored on the flash media from any unintentional data overwrites, such as those commonly caused by system viruses.