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Fig 1: a screenshot from a software application. Utility software is software such as anti-virus software, firewalls, disk defragmenters and so on which helps to maintain and protect the computer system but does not directly interface with the hardware.
At the heart of the computer is a machine that processes digital data consisting of ones and zeros. The firstcomputers were made in the 1940âs. They were large, room-sized objects that were difficultto program. Todayâs computers are much smaller and have a wide variety of software programs that they can run. Basic Computer Hardware and Software. ACMP Â©2006-2008 UAF Geophysical Institute A-2 Basic Computer Hardware and Software Hardware The term âhardwareâ refers to the physical parts of a computer system.