lesson 1 introduction to computers
DESCRIPTION
Types of computersTRANSCRIPT
Introduction to computer Prepared by:
Nour Elhouda Tabet
What is Computer?
A computer allows users to store and process information quickly and automatically.
What is Data?
Data Raw and meaningless
Example:
Name
Age
14
22-11-1988
What is Information?
Data + Data + Data ….. = Information
Information is a set of processed data
What is Information?
Information are meaningful Example:
Data Information
Name My name is Nour
Age My age is 25
22—11-1988 I was born on 22-11-1988
Types of Computers
1- Supercomputers
Example: Mainframe computers
Types of Computers
2- Personal computers or PC, is designed to be used by one person at a time.
Types of Personal Computer (PC)
1- Desktops laptops:
• Designed for use at a desk or table.
• They are typically larger and more powerful than other types of personal comp
Types of Personal Computer (PC)
2- Laptops
Types of Personal Computer (PC)
3- Notebooks / Tablets
Types of Personal Computer (PC)
4-Handheld computers
Exercise
In a new word document, create a table of 2 columns and 5 rows.
First column name it Types of PC and list the types of PC
Second column name it Data. and name four data that you know