A small picture on the screen that shows the type of file or programme.
Junk e-mail sent to many people at once, usually involving advertising or offering services.
The area where you type the address of the web site you want to view
A computer expert who can break through security to damage computers with viruses or steal data.
To move a file from your computer onto the internet.
To move a file from the internet to your computer.
To push one of the buttons on the mouse.
A program which protects your computer from damage by other users.
A word, phrase, or image that you can click on to move to a new document or a new section within the current document.
A way of marking an internet website so that you can find it easily.
Pieces of equipment, such as the computer, keyboard, webcam etc.
To replace something with a newer version.
A program you use to view websites.
A piece of software that is on your computer without your permission and runs against your wishes.
When your computer suddenly stops working.
