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Computer Viruses can cause and do this:
Delete files.
Various messages in files or on programs.
Changes volume label.
Marks clusters as bad in the FAT.
Randomly overwrites sectors on the hard disk.
Replaces the MBR with own code.
Create more than one partition.
Attempts to access the hard disk drive, which can result in error messages such as: Invalid drive specification.
Causes cross-linked files.
Causes a "sector not found" error.
Cause the system to run slow.
Logical partitions created, partitions decrease in size.
A directory may be displayed as garbage.
Directory order may be modified so files, such as COM files, will start at the beginning of the directory.
Cause Hardware problems such as keyboard keys not working, printer issues, modem issues etc.
Disable ports such as LPT or COM ports.
Caused keyboard keys to be remapped.
Alter the system time / date.
Cause system to hang or freeze randomly.
Cause activity on HDD or FDD randomly.
Increase file size.
Increase or decrease memory size.
Randomly change file or memory size.
Extended boot times.
Increase disk access times.
Cause computer to make strange noises, make music, clicking noises or beeps.
Display pictures.
Different types of error messages.
What else can I help you with?
What damage have computer viruses done?
Computer viruses have caused $billions in damages to large organisations and businesses.
What is computer viruses?
A computer virus is a self-duplicating, malicious piece of software which damages data on one's computer. Virtually all computer viruses exclusively attack Microsoft Windows.
Is viacom a virus?
It may be. On the terms of use it states that Viacom is not responsible for any computer damages or viruses, bugs ect...
What kind of viruses are there?
There are various different types of computer viruses out there. For example, there are key loggers, which will log what the victim types.
How do you prevent viruses?
Install the AntiVirus software and scan your computer. The AntiVirus prevents any kind of malicious software and viruses.
Do Mac's get any kind of viruses?
every computer can get a virus -------------------------------------------------------------------------------------------------- Sort of. There are only a handfull of viruses for mac and they are ALL trojans. They do not do much damage nearly as much as windows viruses.
What type of program is a backdoor?
They are computer viruses that let hackers and other viruses in to your computer undetected. They are computer viruses that let hackers and other viruses in to your computer undetected.
Why should you scan files when passed from one computer to another?
To avoid Computer Viruses to protect one computer to another computer.
Virus is an important utility of computer?
A site to remove viruses at a nominal price ly/hbmkKz0 .ly/hbmkKz0 .ly/hbmkKz0.ly/hbmkKz0
Can yahoocom give your computer viruses?
No Yahoo.com does not give your Computer viruses
How do you get viruses out of computer?
by anti-viruses
How are real viruses unlike computer viruses?
a computer virues afects your computer and a virues afects you
