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  2. Read-only memory - Wikipedia

    en.wikipedia.org/wiki/Read-only_memory

    Read-only memory (ROM) is a type of non-volatile memory used in computers and other electronic devices. Data stored in ROM cannot be electronically modified after the manufacture of the memory device. Read-only memory is useful for storing software that is rarely changed during the life of the system, also known as firmware.

  3. Write once read many - Wikipedia

    en.wikipedia.org/wiki/Write_once_read_many

    Read-only memory (ROM) is also a WORM medium. Such memory may contain the instructions to a computer to read the operating system from another storage device such as a hard disk. The non-technical end-user, however, cannot write the ROM even once but considers it part of the unchangeable computing platform.

  4. Forensic disk controller - Wikipedia

    en.wikipedia.org/wiki/Forensic_disk_controller

    A device which is installed between a storage media under investigation and an investigator's computer is called a "bridge kit". The bridge kit has one connector for the storage media and another connector the investigator's computer. It allows the investigator to read, but not alter the device under investigation. [2]

  5. Read-only - Wikipedia

    en.wikipedia.org/wiki/Read-only

    In computer technology, read-only can refer to: Read-only memory (ROM), a type of storage media; Read-only access to memory using memory protection; Read-only access to files or directories in file system permissions; Read-only access for database administrators in database system permissions

  6. Computer data storage - Wikipedia

    en.wikipedia.org/wiki/Computer_data_storage

    The deformities may be permanent (read only media), formed once (write once media) or reversible (recordable or read/write media). The following forms are in common use as of 2009: [30] CD, CD-ROM, DVD, BD-ROM: Read only storage, used for mass distribution of digital information (music, video, computer programs);

  7. Control store - Wikipedia

    en.wikipedia.org/wiki/Control_store

    A control store is the part of a CPU's control unit that stores the CPU's microprogram.It is usually accessed by a microsequencer.A control store implementation whose contents are unalterable is known as a Read Only Memory (ROM) or Read Only Storage (ROS); one whose contents are alterable is known as a Writable Control Store (WCS).

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. CD-ROM - Wikipedia

    en.wikipedia.org/wiki/CD-ROM

    A CD-ROM (/ ˌ s iː d iː ˈ r ɒ m /, compact disc read-only memory) is a type of read-only memory consisting of a pre-pressed optical compact disc that contains data computers can read, but not write or erase.