Types of Computer

 

Types of Computer

Computers can be categorized in two ways: based on their data handling capabilities and their size. In terms of data handling capabilities, computers fall into three types: Analogue Computers, Digital Computers, and Hybrid Computers. Regarding size, computers can be classified into five categories: Microcomputers or Personal Computers (PCs), Workstations, Minicomputers, Mainframes, and Supercomputers.

Based on their data handling capabilities, computers are classified into three types:

1. Analogue Computer:

   - Analogue computers process continuous data, such as speed, temperature, and pressure, which change continuously without discrete values.

2. Digital Computer:

   - Digital computers perform calculations and logical operations quickly by processing data in the form of digits or numbers. They utilize programs stored in memory to generate output. Common examples include laptops and desktops.

3. Hybrid Computer:

   - Hybrid computers combine features of both analogue and digital computers. They offer the speed of analogue computers and the memory capacity and accuracy of digital computers, making them suitable for processing both continuous and discrete data. These are often used in specialized applications like petrol pumps.

Based on size, computers are categorized into five types:

1. Micro Computer or PC (Personal Computer):

   - Personal computers, or PCs, are single-user systems equipped with moderately powerful microprocessors. They are commonly used for domestic purposes by individuals.

2. Workstation:

   - Workstations are single-user systems similar to personal computers but with more powerful microprocessors.

3. Minicomputer:

   - Minicomputers are multi-user systems capable of supporting hundreds of users simultaneously.

4. Mainframe:

   - Mainframes are multi-user systems with higher processing power and different software technology compared to minicomputers. They can support hundreds of users simultaneously.

5. Supercomputer:

   - Supercomputers are extremely fast computers capable of executing hundreds of millions of instructions per second, making them suitable for complex scientific and engineering tasks.