General Concepts

General Concepts

Section Overview

Welcome to this section on General Concepts. After studying this section you will be able to distinguish between different types of computers, know how a computer works and different parts of a computer system.

Types of Computer

Outcomes

In this tutorial we will: distinguish between different types of computers understand their usage specify the systems in terms of their capacity, speed and cost

Main Parts of a Personal Computer

Outcomes

In this tutorial we will: know the main parts of a personal computer such as: central processing unit (CPU), hard disk, common input and output devices, types of memory Understand the term peripheral device.

Computer Performance

Outcomes

In this tutorial we will: know some of the factors that impact on a computer's performance such as: CPU speed, RAM size, the number of applications running