1. By the end of the lesson you will: 1.Be able to identify different types of computers 2.Be able to explain the advantages and disadvantages of different computers Lesson Objectives

2. Types of Computers Identify different types of computer including PC, mainframe, laptop, netbook and PDA Desktop SmartPhone Personal Digital Assistant Mainframe Netbook Laptop Embedded

3. Task Complete the Timeline worksheet and stick it in your book… Use the link to the teach-ict.com website as well as other websites to find the information…

4. What have you found out… Colossus – The world’s first computer Mainframes – Large powerful computers used by organisations Desktop – General purpose computer used by individuals Laptop – Portable, same as desktop except it has a battery Netbook – Small version of a laptop, lightweight, cheaper, although has less functionality PDA – A mobile device that functions as a personal information manager, often has the ability to connect to the Internet Smartphone – A smartphone is a mobile phone that includes advanced functionality beyond making phone calls and sending text messages

5. Plenary – Hands up! What’s the difference between a netbook and a laptop? What does PDA stand for? Who would use a mainframe computer? What are the uses of a desktop computer? How have smartphones affected you?