August 13 marks the 50th anniversary of the initial construction of the Berlin Wall, which cut off West Berlin from East Berlin and East Germany until its fall on November 9, 1989.First made of barbed wire and later of concrete, the guarded barrier was one of the most iconic and powerful symbols of the Cold War.ugust 13 marks the 50th anniversary of the initial construction of the Berlin Wall, which cut off West Berlin from East Berlin and East Germany until its fall on November 9, 1989. First made of barbed wire and later of concrete, the guarded barrier was one of the most iconic and powerful symbols of the Cold War.
The BIOS (/ËbaÉª.És/, an acronym for Basic Input/Output System and also known as the System BIOS, ROM BIOS or PC BIOS) is a type of firmware used to perform hardware initialization during the booting process (power-on startup) on IBM PC compatible computers, and to provide runtime services for operating systems and programs.
The BIOS stands for the Basic Input-Output System of a computer. BIOS is stored on a BIOS chip on the motherboard and it is the interface between your Operating System and the computer hardware. The BIOS is an important component in the system, if it fails your system would not boot up.The BIOS is a software and it is the first code run by a system when powered on.hen BIOS locates various software on the peripheral device, such as a hard disk or a CD, and loads and executes that software, giving it control of the system which is called booting. Different tips to access BIOS on various models of Lenovo ThinkPad are discussed below: