Definition, History & Evolution of Computers (Part 1).pptx

Definition, History & Evolution of Computers (Part 1)

1. Definition, History & Evolution of Computers Part 1 Living in the IT Era

2. History & Evolution of Computers Introduction The story of computers is more than just technology—it’s about how humans found ways to extend their thinking power. Every generation of computers reflects human creativity and our constant drive for efficiency.

3. In this lesson, we’ll: Define what a computer really is. Explore its key characteristics. Highlight the benefits it brings to society. Examine the types of computers. Finally, walk through the major generations of computers to see how they evolved.

4. Definition of Computer At its core, a computer is an electronic device that accepts input, processes data, stores information, and produces output. Computer is a programmable machine. Computer is any device which aids humans in performing various kind of computation or calculation.

5. 3 principal characteristic of computer: It responds to a specific set of instructions in a well-defined manner. It can execute pre-recorded list of instructions. It can quickly store and retrieve large amounts of data.

6. The word “computer” actually comes from the word “compute,” meaning to calculate . In fact, earliest computers originally calculations were computed by humans, whose job title was computers Definition of Computer

7. But today, computers go far beyond calculations—they design buildings, predict weather, diagnose diseases, and even drive cars. Computers aren’t just “laptops or PCs” — they include machines, devices, and systems that perform programmable tasks, manipulate data, or help with complex calculations in everyday life, mechanical technology, and civil technology. Definition of Computer