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www .webex .com. Webex by Cisco is an American company that develops and sells web conferencing, videoconferencing and contact center as a service applications. [ 1] It was founded as WebEx in 1995 and taken over by Cisco Systems in 2007. Its headquarters are in San Jose, California. [ 2]
Power-on self-test. A power-on self-test ( POST) is a process performed by firmware or software routines immediately after a computer or other digital electronic device is powered on. [ 1] POST processes may set the initial state of the device from firmware and detect if any hardware components are non-functional.
Preview builds of Windows 10, Windows 11, and Windows Server (available from the Windows Insider program) feature a dark green background instead of a blue one. [ 24 ] [ 25 ] [ 22 ] Windows 3.1, 95, and 98 supports customizing the color of the screen, [ 26 ] whereas in the Windows NT family , the color is hard-coded.
They can use different I/O protocols, but SPI is the most common. Unified Extensible Firmware Interface ( UEFI, / ˈjuːɪfaɪ / or as an acronym) [ b] is a specification that defines the architecture of the platform firmware used for booting the computer hardware and its interface for interaction with the operating system.
Since Windows NT 3.1 (the first version of Windows NT), [4] Microsoft has defined the terms as follows: The system partition (or system volume) [5] is a primary partition that contains the boot loader, a piece of software responsible for booting the operating system. [6]: 1087 This partition holds the boot sector and is marked active. [7]: 970
In Windows NT, the booting process is initiated by NTLDR in versions before Vista and the Windows Boot Manager in Vista and later. [4] The boot loader is responsible for accessing the file system on the boot drive, starting ntoskrnl.exe, and loading boot-time device drivers into memory. Once all the boot and system drivers have been loaded, the ...
The Windows Boot Manager ( BOOTMGR) is the bootloader provided by Microsoft for Windows NT versions starting with Windows Vista and Windows Server 2008. It is the first program launched by the BIOS or UEFI of the computer and is responsible for loading the rest of Windows. [1] It replaced the NTLDR present in older versions of Windows.
Founder of Cisco WebEx. Children. 2. Subrah S. Iyar (born June 11, 1957) is an entrepreneur of Indian origin. He co-founded and was CEO of web conferencing provider WebEx until its acquisition by Cisco Systems in 2007 for US $3.2 billion. He is an early investor in and an advisor to Zoom Video Communications. [ 1]