Which term is used to refer to all of the physical parts of a computer system? Hardware Software that allows you to do word processing, send e-mails, or play games is commonly referred to as _____. Application Programs Which of the following is an example of an operating system? - Microsoft Word - Internet Explorer - File Explorer - Microsoft Windows Microsoft Windows A mainframe computer is _____. An extremely fast, expensive computer with a large data capacity that is typically used by huge companies. A computer that serves other computers by running important software and storing important data is called a _____. Server What piece of computer hardware is often referred to as the "brains" of the computer? CPU Which of the following components would NOT be considered a peripheral device? - Printer - Mouse - Monitor - Motherboard Motherboard At the lowest level of processing, computers represent data and instructions using a series of binary digits, 1s and 0s. An individual binary digit it known as a _____. Bit