This is known as Captcha or the newer version is Captcha2. It is a method to insure that the person entering data on a form (such as an account creation form) is really a person rather than an automated data entry program. The theory is that with the distortion and the fact that the picture is actually a picture rather than identifiable text, it would require a human to interpret what letters are on the screen and it seems to be pretty effective too.
The system tray is the area on the right side of the taskbar that displays open services.
Character encoding is the way that your computer interprets and displays a file to you. There are many different systems, especially for different languages that require different characters to be displayed.
monitor
a device that displays words for people to read
A field
It displays the world as flat and rectangular when it is really round, so the image is distorted.
what do you do when the keys on the keyboard are pressed and the computer displays repeated characters
The Video Card
Yes.
Information displays mostly. So readable text and images.
More than likely the video card is going bad.
For the best HD, the format should be 1080p. Anything lower will appear distorted and not crystal clear as 1080 displays
It is an output devices that is used to monitor the displays of the alphanumeric characters and the graphical images.
formatting marks
False
You can zoom in to do that, using the Zoom option.
A)