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