What is a computer?
Basic parts every computer has
Casing
Part used to store all the components of the computer
CPU
Central Processor Unit used to process numbers depending on the software. Brains of the computer
GPU
Graphical Processor Unit used to process heavy graphical information
ROM Memory
Stores downloaded multimedia that stays saved even when the computer is turned off
RAM Memory
Stores smaller amounts of information than ROM that is used to multitask and disappears when the computer is turned off
Basic types of Computers
Personal Computer (PC)
Entire CPU build in one chip
Small, relatively inexpensive computer designed for an individual user
Basic types of PC´s
Desktop
Built to stay on a table with a monitor, mouse and keyboard hooked to it
Laptop
Portable, battery powered computer
Netbook
Smaller and less powerful than laptops
Notebook
Smaller than Laptops, but bigger and more powerful than Netbooks
Ultrabooks
Small computer built to offer the same or more power than laptops, but in a thinner format
Workstation computer
Used for engineering applications (CAD/CAM) such as desktop publishing, software development, and so on
High graphic power
Relatively large amount of RAM
Supercomputer
Use enormous amount of space, sometimes entire rooms
Employed for specialized applications that require immense amounts of mathematical calculations
Fastest computers currently available
Capable of
Recieving data in a particular form
Performing operations according to procedural instructions (program)
Producing signals or information