Saturday, January 21, 2017

COMPUTER VIRUS

Computer virus
What is virus….?
            This is a type of program which has been put together with the aim of causing problems to your computer. Either your hard disk could permanently damage or at least some of files will be corrupted.


What can I do to prevent this?
             Many computer systems have anti-virus programs already included if not one should be bought and installed. One of the most well-known manufacturers of these programs is Norton which has programs such as McAfee that does excellent job of tracking and destroying most of viruses.

What should I do if the computer freeze?
               If the mouse no longer functions, the keyboard appears locked or the screen simply turns black, you will need to reboot (that it means start up the computer again).
               This time, though, do not press on the button on the tower, instead simultaneously press ctrl+alt+delete. You will be asked if you want to stop current task, yes and the system will start up again and return to the desktop.




No comments:

Post a Comment

CCTV. CAMERA EXPLANATION

A CCTV security system is essential for any type of business or public organization. Therefore it’s vital to select the right CCTV camera f...