Free Sample: Computer system paper example for writing essay

Computer system - Essay Example

In what follows, the efferent types of personal computers are discussed. Desktop It is a computer system that is used at home, at work, in schools, universities… It consists of a monitor and a casing inside which the power supply, the CPU, the motherboard and many other devices are located. These computers may be used for creating, editing, printing and sending documents. They are also used to communicate using the vast network of computers spread all over the world called the internet. They are used to play music, videos, games, and learn new languages, mathematics and many other scientific subjects.

Laptop A laptop has similar computing power as the desktop but has a set of electrical batteries that allows it to be used in cars, parks, airplanes. They also have a smaller weight and are therefore portable. Besides being used to surf the net, send e-mails, they can also be used to create, edit and send documents, excel sheets. The portability and the computing power of laptops make them suitable for presentations, using for example power point, In conferences and forums. They also have enough power to play games, read and write Cad’s and DVD’s. Notebook A notebook specializes in browsing the Web.

They have the looks of laptops, but lack the full capabilities of a computer. They weigh less than a laptop and are smaller in size which are big advantages for travelers with needs to these machines. Almost all notebooks do not have CD / DVD drives. They also have smaller screens and their keyboards are smaller too. Tablets PC A tablet PC has the capableness of a laptop but Is smaller In size and does not have a instructions and interact with the machine. The keyboard or mouse are not needed. It is light and small in size and is therefore easy to transport.

Modern Tablet PC’s low you to use the internet to look for information and news, watch online videos, read e-books, communicate with your friends, shop online. Tablets are fitted with batteries that may last up to 10 hours. Major advances in technologies such such as battery life, smaller size yet larger memories, touch-screen recognition, and wireless internet access have all contributed to make the use of tablets PC more efficient and practical. Smart phones Besides making telephone calls, a smartened runs on an operating system and has the ability to let you send and receive e-mails, browse websites on the net and read documents.