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If the sector is read successfully, some BIOSes will also check for the boot sector signature 0x55 0xAA in the last two bytes of the sector (which is 512 bytes long), before accepting a boot sector and considering the device bootable. [b] When a bootable device is found, the BIOS transfers control to the loaded sector.
Booting. A flow diagram of a computer booting. In computing, booting is the process of starting a computer as initiated via hardware such as a button on the computer or by a software command. After it is switched on, a computer's central processing unit (CPU) has no software in its main memory, so some process must load software into memory ...
Various I/O protocols can be used, SPI being the most common. Unified Extensible Firmware Interface (UEFI, / ˈjuːɪfaɪ / or as an acronym) [c] is a specification that defines an architecture for the platform firmware used for booting a computer's hardware and its interface for interaction with the operating system.
EFI system partition. The EFI (Extensible Firmware Interface) system partition or ESP is a partition on a data storage device (usually a hard disk drive or solid-state drive) that is used by computers that have the Unified Extensible Firmware Interface (UEFI). When a computer is booted, UEFI firmware loads files stored on the ESP to start ...
If AOL Desktop Gold shortcut icon is missing, try the solutions listed below. • Right click the AOL Desktop Tray Launcher icon in the System tray. • Select Create new desktop shortcut. • Open AOL Desktop Gold. if you are having trouble opening it, click Start on the windows toolbar. • Double click on the AOL Desktop application file.
The Linux booting process involves multiple stages and is in many ways similar to the BSD and other Unix -style boot processes, from which it derives. Although the Linux booting process depends very much on the computer architecture, those architectures share similar stages and software components, [1] including system startup, bootloader ...
A boot disk is a removable digital data storage medium from which a computer can load and run (boot) an operating system or utility program. [1] The computer must have a built-in program which will load and execute a program from a boot disk meeting certain standards. While almost all modern computers can boot from a hard drive containing the ...
In Windows 3.x, the black screen of death is the behavior that occurred when a DOS-based application failed to execute properly. It was often known to occur in connection with attempting certain operations while networking drivers were resident in memory. (Commonly, but not exclusively, it was seen while the Novell NetWare client for DOS, NETX ...