COMPUTER RADIATION

COMPUTER RADIATION Do you use computers often? If yes, then the term computer radiation may not be new for you. What may be new for you are the effects that electromagnetic radiation from computers cause to your body. Whether you use a computer for work or leisure, prolonged exposure will lead to serious health risks. What can you do to keep yourself from being at risk? Different Kinds of Computer Monitor Radiation Radiation from computer...

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Malware and Viruses

What is Malware? Malware is short for malicious software.Malware is the name given to any software that could harm a computer system, interfere with a user's data, or make the computer perform actions without the owner's knowledge or permission.Basically malware is software that you really don't want to have on your computer!People can end up with malware installed on their computer system in a variety of ways: Installing software...

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Hacking and Hackers

What is Hacking? The word 'hacking' has several meanings, but in the context of ICT, it is normally taken to mean breaking in to a computer system. Why Do Hackers Hack? A hacker may break into a system just out of curiosity or for the challenge - can they get through the system’s defences? But, it is more likely that they are breaking in to access data, usually because the data has value.For example, if a hacker...

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Health Effects of ICT

If we use a computer for many hours (as people often do at work), there are some health issues that might affect us... Eye-Strain One health issue that can occur after using computers for a long time is eye-strain (tiredness of the eyes). This is caused by looking at a monitor which is a constant distance away. The muscles that focus your eyes do not move, and so get tired and painful. Eye-strain can also cause headaches.This...

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Health and Safety

Possible dangers and solutions Within information technology it is important that people have an awareness of the various health and safety issues. Steps should also be taken towards preventing common problems rather than trying to cure them at a later date. Back problems Many computer users suffer serious back problems. This is probably due to a poor posture or an awkward position while sitting at a computer. Solutions A fully adjustable...

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5 health issues, every over 40 computer user should be aware of!

By the time you are 40 years of age, your body has undergone and is undergoing fair amount of wear and tear. So, it makes you that much more vulnerable to any occupational hazard. If you have a career in computers, you might want to know what possible problems could crop up and what you could do to prevent their occurrence. Here are five of the most common problems, which a PC user may face: 1) Eye Strain Cause: Staring at the monitor...

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computer virus

   A computer virus is a small software program that can spread from one computer system to another and cause interferences with computer operations. A computer virus has the capacity to corrupt or to delete data on your computer and it can use an e-mail program to spread the virus to other email addresses in your online address book. In the worst case scenario, it can even delete everything on your hard disk. Forms of Computer...

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Computer Virus Information

What is a computer virus? Think of a biological virus – the kind that makes you sick. It’s persistently nasty, keeps you from functioning normally and often requires something powerful to get rid of it. A computer virus is very similar. Designed to relentlessly replicate, computer viruses infect your programs and files, alter the way your computer operates or stop it from working altogether. It’s estimated that the Conficker virus...

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virus

In computers, a virus is a program or programming code that replicates by being copied or initiating its copying to another program, computer boot sector or document. Viruses can be transmitted as attachments to an e-mail note or in a downloaded file, or be present on a diskette or CD. The immediate source of the e-mail note, downloaded file, or diskette you've received is usually unaware that it contains a virus. Some viruses wreak their...

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How to Print Screen on a Laptop Using the Fn Key

The Print Screen key allows you to take a snapshot of everything displayed on your laptop’s screen. You can use this feature to save screen information as an image or create images for business documents, websites or presentations. Some laptops require you to press and hold the Function (Fn) key in order to use the Print Screen key to save the screen capture. Once you’ve taken the screen capture, you can paste it into a graphic program, such...

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