Bootstrap refers to the start-up of a computer. The term encompasses the loading of the operating system and other software necessary for the start-up phase. These operations occur when the computer is booted. A cold boot is when the computer is turned on from an off position. A warm boot is when a computer that is already running is reset.

The derivation of the term bootstrap is historical. Prior to the computer age, a bootstrap referred to the strap attached to the top of a boot, which could be used to pull the boot onto a foot. From this function arose the expression "pull oneself up by the bootstraps." As this bootstrap helped a person get ready, bootstrap utilities prepare a computer for operation.

Bootstrapping involves the implementation of the computer's operating system and the checking of all internal and peripheral devices to ensure that they are operational...