The first computer was called the ENIAC, which was built during World War II. Computers first utilized vacuum tubes and were very large (sometimes room size) and only found in businesses, schools, or governments. Later, computers began utilizing transistors as well as smaller and cheaper parts that allowed the common person to own their own computer. This history of computers and related topics can be found on our history page.
Today, most computers are often comprised with some or all of the below components.
Types of computers:
There are several types of computers, below is a listing of some of the major types of computers you're most likely to encounter.
- Embedded computers - The most commonly found and used computer. An embedded computer is a computer with a specific function found in such things as cars, microwaves, TVs, the VCR, and other home electronics.
- Personal computer - As shown above the personal computer is the most widely used computer today and most likely what you're using now. Personal computers are available in two different brands IBM compatible (often referred to as PC) and Apple Macintosh computers.
- Laptop / Portable computer - Another commonly used computer, a laptop or portable computer is a small computer that users can easily carry around and work with when on the road or elsewhere.
- Server - A powerful computer that is often set aside to perform a specific task. For example, a web server is one or more computers responsible for handling the data for a website and the users visiting it.
- Mainframe or Supercomputer - Often large computers or a collection of smaller computers working as a large computer to perform extremely complicated tasks such as receiving and displaying and understanding weather patterns.