A computer and its parts

     1- What is a computer?

A computer is a device or machine used for working with information. Computer information is also called DATA and this information can be numbers, words, pictures, movies, or sounds. A Computer owned by someone can also be called a PC (Personal computer) and can be a desktop or laptop.

2- What are computers used for?

People use computers every day at work, at school, and at home.
– Computers are used in factories to control how things are made
 -Computers are used by people at home and in offices to keep records.
– People also use computers for sending e-mail, writing reports, shopping, banking, listening to music, and playing games.
-People also use computers to connect to the Internet, which is a huge network of linked computers, provides information from all over the world.

3- What is the difference between computers and human beings?

The differences between people and computer are;

Works slower than the computer	Works very fast
Has feelings	Does not have feelings
Can take decisions on his or her own	Cannot take decisions on its own
Gets tired after some time	Doesn’t get tired
Can remember many things and never forgets them	Can remember many things but forgets some of them after some time
Does not need electricity	Needs electricity to work
WHO WINS?	WHO WINS?

4-  What are the Types of computers
Computers come in many forms.

–         –  Supercomputers are very powerful and expensive computers that are used for complex work such as telling the weather.

–          – Desktop personal computers, or PCs, are used for tasks at the office, at school, and at home. Laptops, notebooks, and tablet computers do the same things as PCs, but they are smaller and easy to carry.

–         –  Personal digital assistants, or PDAs, are handheld computers like phones.

–          – Some very small computers are used to control machines. They are built into such things as airplanes, robots in factories, cars, and even household appliances.

     5-  What are the Components of a computer?

A computer is made up of 2 main components knows as Hardware and Software.

–        –  Hardware are the physical things you can touch on the computer such as the keyboard, monitor, mouse, computer screen and others.

–         –  Software are the application programs that help you use a computer and include the operating system like windows and programs for typing documents such as Microsoft word.

     6- What are the general parts of a computer?

       Generally, computers have 2 types of parts called INPUT and OUTPUT parts.

a)      INPUT DEVICE: An input part or device is connected to a computer and is used to send data into the computer. Examples of input parts include; 
1- Keyboard
2- Mouse

b)      OUTPUT DEVICE: An output device or part is connected to a computer and is used to receive and show or display whatever the input devices send to the computer. Examples of output devices include;
1- Computer monitor or screen
2- Headphones 
3- Printer

Learn all ther parts from the image below;

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7-      How can i switch on a computer?

Each computer has a switch or button that you have to press to switch it on. Please see the image below.