Components of a PC Case: Cases are usually broken up into two different forms (ATX and AT). You must make sure that the case and motherboard are the same form. ATX allows for the motherboard to be installed at a 90 degree rotation. The case has the primary functions of housing, ve...

• Word Count: 5237
• Approx Pages: 21
• Grade Level: High School

Computing machines can be dated back to the advent of the abacus, a wooden rack holding two horizontal wires with beads strung across them. Several different types of arithmetic operations could be performed when these beads were manipulated. Another early calculator, later called Napier's Bones, ...

• Word Count: 7384
• Approx Pages: 30
• Grade Level: High School