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IRQs 0 to 7 are managed by one Intel 8259 PIC, and IRQs 8 to 15 by a second Intel 8259 PIC. The first PIC, the master, is the only one that directly signals the CPU. The second PIC, the slave, instead signals to the master on its IRQ 2 line, and the master passes the signal on to the CPU.
During the POST, the BIOS must integrate multiple competing, changing, and even mutually exclusive standards and initiatives for the matrix of hardware and operating systems the PC is expected to support, although at most only simple memory tests and the setup screen are displayed.
Each service's registry key contains an optional Group value which governs the order of initialization of a respective service or a device driver, with respect to other service groups. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services, which contains the actual database of services and device drivers and is read into SCM's internal database. [3]
Phrases used by the tech savvy to mean that a problem is caused entirely by the fault of the user include PEBKAC [8] (an acronym for "problem exists between keyboard and chair"), PEBCAK [9] (an alternative, but similar, acronym for "problem exists between chair and keyboard"), POBCAK (a US government/military acronym for "problem occurs between ...
0–8: Mode numbers. If bit 8 is 1, it is a VESA defined VBE mode. 9-10: Reserved for expansion. Must be set to 0. 11: Refresh rate control Select. If set to 1, use user specified CRTC values for refresh rate, otherwise use BIOS default refresh rate. 12–13: Reserved for VBE/AF. Must be set to 0. 14: Linear/Flat Frame Buffer Select.
Under Windows NT, the second and third sections of the screen may contain information on all loaded drivers and a stack dump, respectively. The driver information is in three columns; the first lists the base address of the driver, the second lists the driver's creation date (as a Unix timestamp), and the third lists the name of the driver. [30]
Advanced Configuration and Power Interface (ACPI) is an open standard that operating systems can use to discover and configure computer hardware components, to perform power management (e.g. putting unused hardware components to sleep), auto configuration (e.g. Plug and Play and hot swapping), and status monitoring.
Windows Embedded CE 6.0 (codenamed "Yamazaki") [3] is the sixth major release of the Microsoft Windows embedded operating system targeted to enterprise-specific tools such as industrial controllers and consumer electronics devices like digital cameras. CE 6.0 features a kernel that supports 32,768 processes, up from the 32-process limit of ...